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Dutka M, Zimmer K, Ćwiertnia M, Ilczak T, Bobiński R. The role of PCSK9 in heart failure and other cardiovascular diseases-mechanisms of action beyond its effect on LDL cholesterol. Heart Fail Rev 2024; 29:917-937. [PMID: 38886277 PMCID: PMC11306431 DOI: 10.1007/s10741-024-10409-7] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 06/11/2024] [Indexed: 06/20/2024]
Abstract
Proprotein convertase subtilisin/kexin type-9 (PCSK9) is a protein that regulates low-density lipoprotein (LDL) cholesterol metabolism by binding to the hepatic LDL receptor (LDLR), ultimately leading to its lysosomal degradation and an increase in LDL cholesterol (LDLc) levels. Treatment strategies have been developed based on blocking PCSK9 with specific antibodies (alirocumab, evolocumab) and on blocking its production with small regulatory RNA (siRNA) (inclisiran). Clinical trials evaluating these drugs have confirmed their high efficacy in reducing serum LDLc levels and improving the prognosis in patients with atherosclerotic cardiovascular diseases. Most studies have focused on the action of PCSK9 on LDLRs and the subsequent increase in LDLc concentrations. Increasing evidence suggests that the adverse cardiovascular effects of PCSK9, particularly its atherosclerotic effects on the vascular wall, may also result from mechanisms independent of its effects on lipid metabolism. PCSK9 induces the expression of pro-inflammatory cytokines contributing to inflammation within the vascular wall and promotes apoptosis, pyroptosis, and ferroptosis of cardiomyocytes and is thus involved in the development and progression of heart failure. The elimination of PCSK9 may, therefore, not only be a treatment for hypercholesterolaemia but also for atherosclerosis and other cardiovascular diseases. The mechanisms of action of PCSK9 in the cardiovascular system are not yet fully understood. This article reviews the current understanding of the mechanisms of PCSK9 action in the cardiovascular system and its contribution to cardiovascular diseases. Knowledge of these mechanisms may contribute to the wider use of PCSK9 inhibitors in the treatment of cardiovascular diseases.
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Affiliation(s)
- Mieczysław Dutka
- Department of Biochemistry and Molecular Biology, Faculty of Health Sciences, University of Bielsko-Biala, Willowa St. 2, 43-309, Bielsko-Biała, Poland.
| | - Karolina Zimmer
- Department of Biochemistry and Molecular Biology, Faculty of Health Sciences, University of Bielsko-Biala, Willowa St. 2, 43-309, Bielsko-Biała, Poland
| | - Michał Ćwiertnia
- Department of Emergency Medicine, Faculty of Health Sciences, University of Bielsko-Biala, 43-309, Bielsko-Biała, Poland
| | - Tomasz Ilczak
- Department of Emergency Medicine, Faculty of Health Sciences, University of Bielsko-Biala, 43-309, Bielsko-Biała, Poland
| | - Rafał Bobiński
- Department of Biochemistry and Molecular Biology, Faculty of Health Sciences, University of Bielsko-Biala, Willowa St. 2, 43-309, Bielsko-Biała, Poland
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Tang M, Yang S, Zou J, Li M, Sun Y, Wang M, Li W, He J, Chen Y, Tang Z. Global trends and research hotspots of PCSK9 and cardiovascular disease: a bibliometric and visual analysis. Front Cardiovasc Med 2024; 11:1336264. [PMID: 38887452 PMCID: PMC11180773 DOI: 10.3389/fcvm.2024.1336264] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/10/2023] [Accepted: 05/14/2024] [Indexed: 06/20/2024] Open
Abstract
Background Cardiovascular disease (CVD) is a prevalent non-communicable disease globally and holds the position of being the primary cause of mortality worldwide. Consequently, considerable focus has been directed towards the prevention and management of CVD. PCSK9, a frequently targeted element in the treatment and prevention of CVD, can reduce cardiovascular risk by effectively lowering lipid levels even in the context of statin therapy. It also exhibits substantial potential in the diagnosis and treatment of familial hypercholesterolemia from genetic aspects. This bibliometric study aims to analyze and visualize the global trends and emerging hotspots of PCSK9 and CVD researches and provide researchers with new perspectives in further studies. Methods The data was obtained from the Web of Science Core Collection database. A total of 2,474 publications related to PCSK9 and CVD published between January 2006 and July 2023 were included. The VOSviewer was used to analyze most-cited references, co-authorship, co-citation, co-occurrence and generate a collaborative network map of authors, countries, and institutions. CiteSpace was used to analyze author and institution centroids, keyword bursts, and timeline graphs. Result A total of 2,474 articles related to CVD and PCSK9 were included. The number of articles and citations show an increasing trend from year to year. Publications were mainly from the United States. The most active institution was Amgen Inc. Watts, Gerald F. was the most prolific author. Atherosclerosis was the most published journal. Literature co-citation and keyword co-occurrence revealed that early studies focused on the lipid-lowering effects of PCSK9 inhibitors in the context of statins therapy, long-term efficacy, adverse effects, LDLR, diagnosis and treatment of familial hypercholesterolemia. In recent years, myocardial ischemic protection, CRISPR-based editing, and new therapeutic strategies for arteriosclerotic cardiovascular disease have gotten wide attention. The protein convertase, inflammation, beta-polyacetate, and inclisiran may be the important future research directions. Conclusion This study analyses the current status and global trends in the CVD and PCSK9 studies comprehensively, which may provide researchers and policymakers with new and comprehensive perspectives on in this field of research.
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Affiliation(s)
- Masong Tang
- Department of Basic Medical Sciences, Medical School, University of South China, Hengyang, Hunan, China
| | - Sen Yang
- Department of Urology, Hunan University of Medicine General Hospital, Huaihua, Hunan, China
| | - Junying Zou
- Department of Gynecologic, Hunan University of Medicine General Hospital, Huaihua, Hunan, China
| | - Meng Li
- Department of Basic Medical Sciences, Medical School, University of South China, Hengyang, Hunan, China
| | - Yan Sun
- Department of Basic Medical Sciences, Medical School, University of South China, Hengyang, Hunan, China
| | - Mengqi Wang
- Department of Basic Medical Sciences, Medical School, University of South China, Hengyang, Hunan, China
| | - Wanhan Li
- Department of Basic Medical Sciences, Medical School, University of South China, Hengyang, Hunan, China
| | - Junhui He
- Department of Basic Medical Sciences, Medical School, University of South China, Hengyang, Hunan, China
| | - Ying Chen
- Department of Basic Medical Sciences, Medical School, University of South China, Hengyang, Hunan, China
| | - Zhanyou Tang
- Department of Basic Medical Sciences, Medical School, University of South China, Hengyang, Hunan, China
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Hinton AO, N'jai AU, Vue Z, Wanjalla C. Connection Between HIV and Mitochondria in Cardiovascular Disease and Implications for Treatments. Circ Res 2024; 134:1581-1606. [PMID: 38781302 PMCID: PMC11122810 DOI: 10.1161/circresaha.124.324296] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 05/25/2024]
Abstract
HIV infection and antiretroviral therapy alter mitochondrial function, which can progressively lead to mitochondrial damage and accelerated aging. The interaction between persistent HIV reservoirs and mitochondria may provide insight into the relatively high rates of cardiovascular disease and mortality in persons living with HIV. In this review, we explore the intricate relationship between HIV and mitochondrial function, highlighting the potential for novel therapeutic strategies in the context of cardiovascular diseases. We reflect on mitochondrial dynamics, mitochondrial DNA, and mitochondrial antiviral signaling protein in the context of HIV. Furthermore, we summarize how toxicities related to early antiretroviral therapy and current highly active antiretroviral therapy can contribute to mitochondrial dysregulation, chronic inflammation, and poor clinical outcomes. There is a need to understand the mechanisms and develop new targeted therapies. We further consider current and potential future therapies for HIV and their interplay with mitochondria. We reflect on the next-generation antiretroviral therapies and HIV cure due to the direct and indirect effects of HIV persistence, associated comorbidities, coinfections, and the advancement of interdisciplinary research fields. This includes exploring novel and creative approaches to target mitochondria for therapeutic intervention.
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Affiliation(s)
- Antentor O Hinton
- Department of Molecular Physiology and Biophysics, Vanderbilt University, Nashville, TN (A.O.H., Z.V.)
| | - Alhaji U N'jai
- Biological Sciences, Fourah Bay College and College of Medicine and Allied Health Sciences (COMAHS), University of Sierra Leone, Freetown, Sierra Leone and Koinadugu College, Kabala (A.U.N.)
| | - Zer Vue
- Department of Molecular Physiology and Biophysics, Vanderbilt University, Nashville, TN (A.O.H., Z.V.)
| | - Celestine Wanjalla
- Department of Medicine, Vanderbilt University Medical Center, Nashville, TN (C.W.)
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Nasso G, Vignaroli W, Amodeo V, Bartolomucci F, Larosa C, Contegiacomo G, Demola MA, Girasoli C, Valenzano A, Fiore F, Bonifazi R, Triggiani V, Vitobello V, Errico G, Lamanna A, Hila D, Loizzo T, Franchino R, Sechi S, Valenti G, Diaferia G, Brigiani MS, Arima S, Angelelli M, Curcio A, Greco F, Greco E, Speziale G, Santarpino G. Evolocumab Treatment in Dyslipidemic Patients Undergoing Coronary Artery Bypass Grafting: One-Year Safety and Efficacy Results. J Clin Med 2024; 13:2987. [PMID: 38792527 PMCID: PMC11121999 DOI: 10.3390/jcm13102987] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/17/2024] [Revised: 05/06/2024] [Accepted: 05/10/2024] [Indexed: 05/26/2024] Open
Abstract
Background: The inhibition of PCSK9 lowered LDL cholesterol levels, reducing the risk of cardiovascular events. However, the effect on patients who have undergone surgical myocardial revascularization has not yet been evaluated. Methods: From January 2017 to December 2022, 180 dyslipidemic patients who underwent coronary artery bypass were included in the study. Until December 2019, 100 patients optimized therapy with statin ± ezetimibe (SG). Since January 2020, 80 matched patients added treatment with Evolocumab every 2 weeks (EG). All 180 patients were followed-up at 3 and 12 months, comparing outcomes. Results: The two groups are homogenous. At 3 months and 1 year, a significant decrease in the parameter mean levels of LDL cholesterol and total cholesterol is detected in the Evolocumab group compared to the standard group. No mortality was detected in either group. No complications or drug discontinuation were recorded. In the SG group, five patients (5%) suffered a myocardial infarction during the 1-year follow-up. In the EG group, two patients (2.5%) underwent PTCA due to myocardial infarction. There is no significant difference in overall survival according to the new treatment (p-value = 0.9), and the hazard ratio is equal to 0.94 (95% C.I.: [0.16-5.43]; p-value = 0.9397). Conclusions: The use of Evolocumab, which was started immediately after coronary artery bypass graft surgery, significantly reduced LDL cholesterol and total cholesterol levels compared to statin treatment alone and is completely safe. However, at one year of follow-up, this result did not have impact on the reduction in major clinical events.
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Affiliation(s)
- Giuseppe Nasso
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Walter Vignaroli
- Department of Cardiac Surgery, San Carlo di Nancy, GVM Care & Research, 00137 Rome, Italy; (W.V.); (S.S.)
| | - Vincenzo Amodeo
- Department of Cardiology, “Santa Maria degli Ungheresi” Hospital, 89024 Polistena, Italy;
| | - Francesco Bartolomucci
- Department of Cardiology Azienda Ospedaliera B.A.T., Bonomo Hospital, 70031 Andria, Italy; (F.B.); (C.L.); (G.V.)
| | - Claudio Larosa
- Department of Cardiology Azienda Ospedaliera B.A.T., Bonomo Hospital, 70031 Andria, Italy; (F.B.); (C.L.); (G.V.)
| | - Gaetano Contegiacomo
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Maria Antonietta Demola
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Cataldo Girasoli
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Antongiulio Valenzano
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Flavio Fiore
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Raffaele Bonifazi
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Vera Triggiani
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Vincenza Vitobello
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Giacomo Errico
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Angela Lamanna
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Dritan Hila
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Tommaso Loizzo
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Rosalba Franchino
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Stefano Sechi
- Department of Cardiac Surgery, San Carlo di Nancy, GVM Care & Research, 00137 Rome, Italy; (W.V.); (S.S.)
| | - Giovanni Valenti
- Department of Cardiology Azienda Ospedaliera B.A.T., Bonomo Hospital, 70031 Andria, Italy; (F.B.); (C.L.); (G.V.)
| | - Giuseppe Diaferia
- Department of Cardiology, “M. Di Miccoli” Hospital, 70051 Barletta, Italy;
| | - Mario Siro Brigiani
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
| | - Serena Arima
- Department of Human and Social Sciences Unisalento, University of Salento, 73100 Lecce, Italy; (S.A.); (M.A.)
| | - Mario Angelelli
- Department of Human and Social Sciences Unisalento, University of Salento, 73100 Lecce, Italy; (S.A.); (M.A.)
| | - Antonio Curcio
- Division of Cardiology, Department of Pharmacy, Health and Nutritional Science, University of Calabria, 87036 Rende, Italy;
| | - Francesco Greco
- Department of Cardiology, “Santissima Annunziata” Hospital, 87100 Cosenza, Italy;
| | - Ernesto Greco
- Department of Clinical, Internal Medicine, Anesthesiology and Cardiovascular Sciences, Sapienza University of Rome, 00185 Rome, Italy;
| | - Giuseppe Speziale
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (G.C.); (M.A.D.); (C.G.); (A.V.); (F.F.); (R.B.); (V.T.); (V.V.); (G.E.); (A.L.); (D.H.); (T.L.); (R.F.); (M.S.B.); (G.S.)
- Department of Cardiac Surgery, San Carlo di Nancy, GVM Care & Research, 00137 Rome, Italy; (W.V.); (S.S.)
| | - Giuseppe Santarpino
- Department of Clinical and Experimental Medicine, Magna Graecia University, 88100 Catanzaro, Italy;
- Department of Cardiac Surgery, Città di Lecce Hospital, GVM Care & Research, 73100 Lecce, Italy
- Department of Cardiac Surgery, Paracelsus Medical University, 90419 Nuremberg, Germany
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Lu C, Song Y, Wu X, Lei W, Chen J, Zhang X, Liu Q, Deng C, Liang Z, Chen Y, Ren J, Yang Y. Pleiotropic role of GAS6 in cardioprotection against ischemia-reperfusion injury. J Adv Res 2024:S2090-1232(24)00163-2. [PMID: 38653371 DOI: 10.1016/j.jare.2024.04.020] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/04/2024] [Revised: 04/14/2024] [Accepted: 04/20/2024] [Indexed: 04/25/2024] Open
Abstract
INTRODUCTION Myocardial ischemia-reperfusion (IR) injury is a common medical issue contributing to the onset and progression of ischemic heart diseases (IHD). Growth arrest-specific gene 6 (GAS6), a vitamin K-dependent secretory protein, promotes cell proliferation and inhibits inflammation and apoptosis through binding with Tyro3, Axl, and Mertk (TAM) receptors. OBJECTIVES Our study aimed to examine the effect of GAS6 pathways activation as a potential new treatment in myocardial IR injury. METHODS Gain- and loss-of-function experiments were utilized to determine the roles of GAS6 in the pathological processes of myocardial IR injury. RESULTS Our results revealed down-regulated levels of GAS6, Axl, and SIRT1 in murine hearts subjected to IR injury, and cardiomyocytes challenged with hypoxia reoxygenation (HR) injury. GAS6 overexpression significantly improved cardiac dysfunction in mice subjected to myocardial IR injury, accompanied by reconciled mitochondrial dysfunction, oxidative stress, and apoptosis. In vitro experiments also observed a protective effect of GAS6 in cardiomyocytes. SIRT1 was found to function as a downstream regulator for GAS6/Axl signaling axis. Through screening a natural product library, a polyphenol natural compound catechin was identified to exhibit a protective effect by turning on GAS6/Axl-SIRT1 cascade. CONCLUSIONS Together, our findings indicate that GAS6 emerges as a potential novel target in the management of myocardial IR injury and other related anomalies.
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Affiliation(s)
- Chenxi Lu
- Xi'an Key Laboratory of Innovative Drug Research for Heart Failure, Northwest University First Hospital, Faculty of Life Sciences and Medicine, Northwest University, 229 Taibai North Road, Xi'an 710069, China; Institute of Traditional Chinese Medicine, Shaanxi Academy of Traditional Chinese Medicine, Xi'an, Shaanxi 710003, China
| | - Yanbin Song
- Xi'an Key Laboratory of Innovative Drug Research for Heart Failure, Northwest University First Hospital, Faculty of Life Sciences and Medicine, Northwest University, 229 Taibai North Road, Xi'an 710069, China; Department of Cardiology, The Affiliated Hospital of Yan'an University, 43 North Street, Yan'an 716000, China
| | - Xiaopeng Wu
- Xi'an Key Laboratory of Innovative Drug Research for Heart Failure, Northwest University First Hospital, Faculty of Life Sciences and Medicine, Northwest University, 229 Taibai North Road, Xi'an 710069, China
| | - Wangrui Lei
- Xi'an Key Laboratory of Innovative Drug Research for Heart Failure, Northwest University First Hospital, Faculty of Life Sciences and Medicine, Northwest University, 229 Taibai North Road, Xi'an 710069, China
| | - Junmin Chen
- Xi'an Key Laboratory of Innovative Drug Research for Heart Failure, Northwest University First Hospital, Faculty of Life Sciences and Medicine, Northwest University, 229 Taibai North Road, Xi'an 710069, China; Department of Cardiology, The Affiliated Hospital of Yan'an University, 43 North Street, Yan'an 716000, China
| | - Xin Zhang
- Xi'an Key Laboratory of Innovative Drug Research for Heart Failure, Northwest University First Hospital, Faculty of Life Sciences and Medicine, Northwest University, 229 Taibai North Road, Xi'an 710069, China
| | - Qiong Liu
- Xi'an Key Laboratory of Innovative Drug Research for Heart Failure, Northwest University First Hospital, Faculty of Life Sciences and Medicine, Northwest University, 229 Taibai North Road, Xi'an 710069, China
| | - Chao Deng
- Department of Cardiovascular Surgery, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an 710061, China
| | - Zhenxing Liang
- Department of Cardiothoracic Surgery, The First Affiliated Hospital of Zhengzhou University, 1 Jianshe East, Zhengzhou 450052, China
| | - Ying Chen
- Department of Hematology, The First Affiliated Hospital of Xi'an Jiaotong University, 277 Yanta West Road, Xi'an 710061, China
| | - Jun Ren
- Department of Cardiology, Zhongshan Hospital Fudan University, Shanghai Institute of Cardiovascular Diseases, 180 Fenglin Road, Shanghai 200032, China.
| | - Yang Yang
- Xi'an Key Laboratory of Innovative Drug Research for Heart Failure, Northwest University First Hospital, Faculty of Life Sciences and Medicine, Northwest University, 229 Taibai North Road, Xi'an 710069, China.
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Lin L, Yu H, Xue Y, Wang L, Zhu P. Proteome-wide mendelian randomization investigates potential associations in heart failure and its etiology: emphasis on PCSK9. BMC Med Genomics 2024; 17:59. [PMID: 38383373 PMCID: PMC10882912 DOI: 10.1186/s12920-024-01826-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/12/2023] [Accepted: 02/07/2024] [Indexed: 02/23/2024] Open
Abstract
BACKGROUND Heart failure (HF) is a prevalent clinical syndrome with diverse etiologies. It is crucial to identify novel therapeutic targets based on underlying causes. Here, we aimed to use proteome-wide Mendelian randomization (MR) analyses to identify the associations between genetically predicted elevated levels of circulating proteins and distinct HF outcomes, along with specific HF etiologies. METHODS Protein quantitative trait loci (pQTL) data for circulating proteins were sourced from the Atherosclerosis Risk in Communities (ARIC) study, encompassing 7,213 individuals and profiling 4,657 circulating proteins. Genetic associations for outcomes were obtained from the HERMES Consortium and the FinnGen Consortium. Colocalization analysis was employed to assess the impact of linkage disequilibrium on discovered relationships. For replication, two-sample MR was conducted utilizing independent pQTL data from the deCODE study. Multivariable MR (MVMR) and two-step MR were further conducted to investigate potential mediators. RESULTS Two proteins (PCSK9 and AIDA) exhibited associations with HF in patients with coronary heart disease (CHD), and four proteins (PCSK9, SWAP70, NCF1, and RELT) were related with HF in patients receiving antihypertensive medication. Among these associations, strong evidence from subsequent analyses supported the positive relationship between genetically predicted PCSK9 levels and the risk of HF in the context of CHD. Notably, MVMR analysis revealed that CHD and LDL-C did not exert a complete mediating effect in this relationship. Moreover, two-step MR results yielded valuable insights into the potential mediating proportions of CHD or LDL-C in this relationship. CONCLUSIONS Our findings provide robust evidence supporting the association between PCSK9 and concomitant HF and CHD. This association is partly elucidated by the influence of CHD or LDL-C, underscoring the imperative for additional validation of this connection and a thorough exploration of the mechanisms through which PCSK9 directly impacts ischemic HF.
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Affiliation(s)
- Lichao Lin
- Shengli Clinical Medical College of Fujian Medical University, Fuzhou, People's Republic of China
| | - Huizhen Yu
- Shengli Clinical Medical College of Fujian Medical University, Fuzhou, People's Republic of China
- Department of Geriatric Medicine, Fujian Provincial Hospital, Fuzhou, People's Republic of China
- Fujian Provincial Key Laboratory of Geriatrics, Fuzhou, People's Republic of China
- Fujian Provincial Center for Geriatrics, Fuzhou, People's Republic of China
- Department of Cardiology in South Branch, Fujian Provincial Hospital, Fuzhou, People's Republic of China
| | - Yan Xue
- Shengli Clinical Medical College of Fujian Medical University, Fuzhou, People's Republic of China
| | - Liman Wang
- Department of Pharmacy in South Branch, Fujian Provincial Hospital, Fuzhou, People's Republic of China
| | - Pengli Zhu
- Shengli Clinical Medical College of Fujian Medical University, Fuzhou, People's Republic of China.
- Department of Geriatric Medicine, Fujian Provincial Hospital, Fuzhou, People's Republic of China.
- Fujian Provincial Key Laboratory of Geriatrics, Fuzhou, People's Republic of China.
- Fujian Provincial Center for Geriatrics, Fuzhou, People's Republic of China.
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7
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Nasso G, Larosa C, Bartolomucci F, Brigiani MS, Contegiacomo G, Demola MA, Vignaroli W, Tripoli A, Girasoli C, Lisco R, Trivigno M, Tunzi RM, Loizzo T, Hila D, Franchino R, Amodeo V, Ventra S, Diaferia G, Schinco G, Agrò FE, Zingaro M, Rosa I, Lorusso R, Del Prete A, Santarpino G, Speziale G. Safety and Efficacy of PCSK9 Inhibitors in Patients with Acute Coronary Syndrome Who Underwent Coronary Artery Bypass Grafts: A Comparative Retrospective Analysis. J Clin Med 2024; 13:907. [PMID: 38337601 PMCID: PMC10856256 DOI: 10.3390/jcm13030907] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/25/2023] [Revised: 01/29/2024] [Accepted: 02/01/2024] [Indexed: 02/12/2024] Open
Abstract
Background. The in-hospital reduction in low-density lipoprotein cholesterol (LDL-C) levels following acute coronary syndrome (ACS) is recommended in the current clinical guidelines. However, the efficacy of proprotein convertase subtilisin-kexin type 9 (PCSK9) inhibitors in those patients undergoing coronary artery bypass graft (CABG) has never been demonstrated. Methods. From January 2022 to July 2023, we retrospectively analyzed 74 ACS patients characterized by higher LDL-C levels than guideline targets and who underwent coronary bypass surgery. In the first period (January 2022-January 2023), the patients increased their statin dosage and/or added Ezetimibe (Group STEZE, 43 patients). At a later time (February 2023-July 2023), the patients received not only statins and Ezetimibe but also Evolocumab 140 mg every 2 weeks starting as early as possible (Group STEVO, 31 patients). After one and three months post-discharge, the patients underwent clinical and laboratory controls with an evaluation of the efficacy lipid measurements and every adverse event. Results. The two groups did not differ in terms of preoperative risk factors and Euroscore II (STEVO: 2.14 ± 0.75 vs. STEZE: 2.05 ± 0.6, p = 0.29). Also, there was no difference between the groups in terms of ACS (ST-, Instable angina, or NSTE) and time of symptoms onset regarding total cholesterol, LDL-C, and HDL-C trends from the preprocedural period to 3-month follow-up, but there was a more significant reduction in LDL-C and total cholesterol in the STEVO group (p = 0.01 and p = 0.04, respectively) and no difference in HDL-C rise (p = 0.12). No deaths were reported. In three STEZE group patients, angina recurrence posed the need for percutaneous re-revascularization. No STEVO patients developed significant adverse events. The statistical difference in these serious events, 7% in STEZE vs. 0% in STEVO, was not significant (p = 0.26). Conclusions. Evolocumab initiated "as soon as possible" in ACS patients submitted to CABG with high-intensity statin therapy and Ezetimibe was well tolerated and resulted in a substantial and significant reduction in LDL-C levels at discharge, 1 month, and 3 months. This result is associated with a reduction but without a statistical difference between groups.
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Affiliation(s)
- Giuseppe Nasso
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Claudio Larosa
- Department of Cardiology, Hospital of Andria, 76123 Andria, Italy; (C.L.); (F.B.); (M.Z.); (I.R.)
| | - Francesco Bartolomucci
- Department of Cardiology, Hospital of Andria, 76123 Andria, Italy; (C.L.); (F.B.); (M.Z.); (I.R.)
| | - Mario Siro Brigiani
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Gaetano Contegiacomo
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Maria Antonietta Demola
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Walter Vignaroli
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Alessandra Tripoli
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Cataldo Girasoli
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Rosanna Lisco
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Marialisa Trivigno
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Roberto Michele Tunzi
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Tommaso Loizzo
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Dritan Hila
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Rosalba Franchino
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Vincenzo Amodeo
- Department of Cardiology, Hospital of Polistena, 89024 Polistena, Italy;
| | - Simone Ventra
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
| | - Giuseppe Diaferia
- Department of Cardiology, “M. Di Miccoli” Hospital, 70051 Barletta, Italy;
| | - Giacomo Schinco
- Health Management, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy;
| | - Felice Eugenio Agrò
- Department of Anesthesiology, University Campus Bio Medico, 00128 Rome, Italy;
| | - Maddalena Zingaro
- Department of Cardiology, Hospital of Andria, 76123 Andria, Italy; (C.L.); (F.B.); (M.Z.); (I.R.)
| | - Isabella Rosa
- Department of Cardiology, Hospital of Andria, 76123 Andria, Italy; (C.L.); (F.B.); (M.Z.); (I.R.)
| | - Roberto Lorusso
- Cardio-Thoracic Surgery Department, Heart and Vascular Centre, Maastricht University, 6229 Maastricht, The Netherlands;
| | - Armando Del Prete
- Department of Cardiology, Santa Maria Goretti Hospital, 04100 Latina, Italy;
| | - Giuseppe Santarpino
- Department of Clinical and Experimental Medicine, Magna Graecia University, 88100 Catanzaro, Italy;
- Department of Cardiac Surgery, Città di Lecce Hospital, GVM Care & Research, 73100 Lecce, Italy
| | - Giuseppe Speziale
- Department of Cardiac Surgery, Anthea Hospital, GVM Care & Research, 70124 Bari, Italy; (M.S.B.); (G.C.); (M.A.D.); (W.V.); (A.T.); (C.G.); (R.L.); (M.T.); (R.M.T.); (T.L.); (D.H.); (R.F.); (S.V.); (G.S.)
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Chen L, Du Y, Qiao H, Yang L, Zhang P, Wang J, Zhang C, Jiang W, Xu R, Zhang X. Proprotein convertase subtilisin/kexin type 9 inhibitor ameliorates cerebral ischemia in mice by inhibiting inflammation. J Stroke Cerebrovasc Dis 2024; 33:107517. [PMID: 38056113 DOI: 10.1016/j.jstrokecerebrovasdis.2023.107517] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/06/2023] [Revised: 11/22/2023] [Accepted: 11/27/2023] [Indexed: 12/08/2023] Open
Abstract
OBJECTIVES To investigate the potential protective effects of evolocumab, a proprotein convertase subtilisin/kexin type 9 (PCSK9) inhibitor, on ischemic stroke and its underlying mechanisms. MATERIALS AND METHODS We established a mouse model with distal middle cerebral artery occlusion. We evaluated the therapeutic effects through neurological function and infarct size, while the underlying mechanisms were elucidated using western blotting and real-time polymerase chain reaction. RESULTS Evolocumab improved neurological recovery, reduced the infarct volume, suppressed the activation of Toll-like receptor (TLR) 4 and nuclear factor-kappa B (NF-κB), and attenuated the increased levels of IL-1β and TNF-α after cerebral ischemia. CONCLUSION Evolocumab protects against cerebral ischemic injury by inhibiting inflammation. Therefore, the TLR4/NF-кB pathway may represent a major mechanism in ischemic stroke.
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Affiliation(s)
- Linyu Chen
- Department of Neurology, Second Hospital of Hebei Medical University, 215 Hepingxi Road, Shijiazhuang 050000, Hebei, China; Hebei Key Laboratory of Vascular Homeostasis and Hebei Collaborative Innovation Center for Cardio-Cerebrovascular Disease, 215 Hepingxi Road, Shijiazhuang, Hebei, China; The Key Laboratory of Neurology (Hebei Medical University), Ministry of Education, Shijiazhuang, Hebei 050000, China
| | - Yuanyuan Du
- Department of Neurology, Second Hospital of Hebei Medical University, 215 Hepingxi Road, Shijiazhuang 050000, Hebei, China; Hebei Key Laboratory of Vascular Homeostasis and Hebei Collaborative Innovation Center for Cardio-Cerebrovascular Disease, 215 Hepingxi Road, Shijiazhuang, Hebei, China; The Key Laboratory of Neurology (Hebei Medical University), Ministry of Education, Shijiazhuang, Hebei 050000, China
| | - Huimin Qiao
- Department of Neurology, Second Hospital of Hebei Medical University, 215 Hepingxi Road, Shijiazhuang 050000, Hebei, China; Hebei Key Laboratory of Vascular Homeostasis and Hebei Collaborative Innovation Center for Cardio-Cerebrovascular Disease, 215 Hepingxi Road, Shijiazhuang, Hebei, China; The Key Laboratory of Neurology (Hebei Medical University), Ministry of Education, Shijiazhuang, Hebei 050000, China
| | - Lan Yang
- Department of Neurology, Second Hospital of Hebei Medical University, 215 Hepingxi Road, Shijiazhuang 050000, Hebei, China; Hebei Key Laboratory of Vascular Homeostasis and Hebei Collaborative Innovation Center for Cardio-Cerebrovascular Disease, 215 Hepingxi Road, Shijiazhuang, Hebei, China; The Key Laboratory of Neurology (Hebei Medical University), Ministry of Education, Shijiazhuang, Hebei 050000, China
| | - Peipei Zhang
- Department of Neurology, Second Hospital of Hebei Medical University, 215 Hepingxi Road, Shijiazhuang 050000, Hebei, China; Hebei Key Laboratory of Vascular Homeostasis and Hebei Collaborative Innovation Center for Cardio-Cerebrovascular Disease, 215 Hepingxi Road, Shijiazhuang, Hebei, China; The Key Laboratory of Neurology (Hebei Medical University), Ministry of Education, Shijiazhuang, Hebei 050000, China
| | - Jing Wang
- Hebei Key Laboratory of Vascular Homeostasis and Hebei Collaborative Innovation Center for Cardio-Cerebrovascular Disease, 215 Hepingxi Road, Shijiazhuang, Hebei, China; The Key Laboratory of Neurology (Hebei Medical University), Ministry of Education, Shijiazhuang, Hebei 050000, China
| | - Cong Zhang
- Department of Neurology, Second Hospital of Hebei Medical University, 215 Hepingxi Road, Shijiazhuang 050000, Hebei, China; Hebei Key Laboratory of Vascular Homeostasis and Hebei Collaborative Innovation Center for Cardio-Cerebrovascular Disease, 215 Hepingxi Road, Shijiazhuang, Hebei, China; The Key Laboratory of Neurology (Hebei Medical University), Ministry of Education, Shijiazhuang, Hebei 050000, China
| | - Wei Jiang
- Department of Neurology, Second Hospital of Hebei Medical University, 215 Hepingxi Road, Shijiazhuang 050000, Hebei, China; Hebei Key Laboratory of Vascular Homeostasis and Hebei Collaborative Innovation Center for Cardio-Cerebrovascular Disease, 215 Hepingxi Road, Shijiazhuang, Hebei, China; The Key Laboratory of Neurology (Hebei Medical University), Ministry of Education, Shijiazhuang, Hebei 050000, China
| | - Renhao Xu
- Department of Neurology, Second Hospital of Hebei Medical University, 215 Hepingxi Road, Shijiazhuang 050000, Hebei, China; Hebei Key Laboratory of Vascular Homeostasis and Hebei Collaborative Innovation Center for Cardio-Cerebrovascular Disease, 215 Hepingxi Road, Shijiazhuang, Hebei, China; The Key Laboratory of Neurology (Hebei Medical University), Ministry of Education, Shijiazhuang, Hebei 050000, China
| | - Xiangjian Zhang
- Department of Neurology, Second Hospital of Hebei Medical University, 215 Hepingxi Road, Shijiazhuang 050000, Hebei, China; Hebei Key Laboratory of Vascular Homeostasis and Hebei Collaborative Innovation Center for Cardio-Cerebrovascular Disease, 215 Hepingxi Road, Shijiazhuang, Hebei, China; The Key Laboratory of Neurology (Hebei Medical University), Ministry of Education, Shijiazhuang, Hebei 050000, China.
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9
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Imaralu OE, Aluganti Narasimhulu C, Singal PK, Singla DK. Role of proprotein convertase subtilisin/kexin type 9 (PCSK9) in diabetic complications. Can J Physiol Pharmacol 2024; 102:14-25. [PMID: 37748207 DOI: 10.1139/cjpp-2023-0223] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 09/27/2023]
Abstract
Cardiovascular disease (CVD) complications have remained a major cause of death among patients with diabetes. Hence, there is a need for effective therapeutics against diabetes-induced CVD complications. Since its discovery, proprotein convertase subtilisin/kexin type 9 (PCSK9) has been reported to be involved in the pathology of various CVDs, with studies showing a positive association between plasma levels of PCSK9, hyperglycemia, and dyslipidemia. PCSK9 regulates lipid homeostasis by interacting with low-density lipoprotein receptors (LDLRs) present in hepatocytes and subsequently induces LDLR degradation via receptor-mediated endocytosis, thereby reducing LDL uptake from circulation. In addition, PCSK9 also induces pro-inflammatory cytokine expression and apoptotic cell death in diabetic-CVD. Furthermore, therapies designed to inhibit PCSK9 effectively reduces diabetic dyslipidemia with clinical studies reporting reduced cardiovascular events in patients with diabetes and no significant adverse effect on glycemic controls. In this review, we discuss the role of PCSK9 in the pathogenesis of diabetes-induced CVD and the potential mechanisms by which PCSK9 inhibition reduces cardiovascular events in diabetic patients.
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Affiliation(s)
- Omonzejie E Imaralu
- Division of Metabolic and Cardiovascular Sciences, Burnett School of Biomedical Sciences, College of Medicine, University of Central Florida, Orlando, FL, 32816, USA
| | - Chandrakala Aluganti Narasimhulu
- Division of Metabolic and Cardiovascular Sciences, Burnett School of Biomedical Sciences, College of Medicine, University of Central Florida, Orlando, FL, 32816, USA
| | - Pawan K Singal
- Division of Metabolic and Cardiovascular Sciences, Burnett School of Biomedical Sciences, College of Medicine, University of Central Florida, Orlando, FL, 32816, USA
| | - Dinender K Singla
- Division of Metabolic and Cardiovascular Sciences, Burnett School of Biomedical Sciences, College of Medicine, University of Central Florida, Orlando, FL, 32816, USA
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Şener YZ, Tokgözoğlu L. Pleiotropy of PCSK9: Functions in Extrahepatic Tissues. Curr Cardiol Rep 2023; 25:979-985. [PMID: 37428313 DOI: 10.1007/s11886-023-01918-2] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 06/29/2023] [Indexed: 07/11/2023]
Abstract
PURPOSE OF REVIEW Proprotein convertase subtilisin/kexin type 9 (PCSK9) plays a central role in the metabolism of LDL receptors and mainly acts in the liver. However, there are accumulating data that PCSK9 involves in several functions in different organs beyond the liver. Herein we aimed to summarize the effects of PCSK9 in tissues other than the liver. RECENT FINDINGS PCSK9 has crucial roles in heart, brain and kidney in addition to the cholesterol metabolism. Targeting PCSK9 for the treatment of hypercholesterolemia is effective in the prevention from cardiovascular diseases and PCSK9 inhibitors are getting to be administered in more cases. Therefore understanding the effects of PCSK9 in other tissues gained importance in the use of PCSK9 inhibitors era. PCSK9 participates in cardiac, renal, and neurologic functions however, current literature reveals that use of PSCSK9 inhibitors have beneficial or neutral effects on these organs. Inhibition of PCSK9 is assigned to be associated with new onset diabetes in experimental studies whereas real world data with PCSK9 inhibitors established no relationship between PCSK9 inhibitors and new onset diabetes. PCSK9 might be used as a target for the treatment of nephrotic syndrome and heart failure in the future.
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Affiliation(s)
- Yusuf Ziya Şener
- Cardiology Department, Beypazarı State Hospital, Ankara, Turkey.
| | - Lale Tokgözoğlu
- Cardiology Department, Hacettepe University Faculty of Medicine, Ankara, Turkey
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11
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Guo T, Chen M, Liu J, Wei Z, Yuan J, Wu W, Wu Z, Lai Y, Zhao Z, Chen H, Liu N. Neuropilin-1 promotes mitochondrial structural repair and functional recovery in rats with cerebral ischemia. J Transl Med 2023; 21:297. [PMID: 37138283 PMCID: PMC10155168 DOI: 10.1186/s12967-023-04125-3] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/31/2023] [Accepted: 04/10/2023] [Indexed: 05/05/2023] Open
Abstract
OBJECTIVES Available literature documents that ischemic stroke can disrupt the morphology and function of mitochondria and that the latter in other disease models can be preserved by neuropilin-1 (NRP-1) via oxidative stress suppression. However, whether NRP-1 can repair mitochondrial structure and promote functional recovery after cerebral ischemia is still unknown. This study tackled this very issue and explored the underlying mechanism. METHODS Adeno-associated viral (AAV)-NRP-1 was stereotaxically inoculated into the cortex and ipsilateral striatum posterior of adult male Sprague-Dawley (SD) rats before a 90-min transient middle cerebral artery occlusion (tMCAO) and subsequent reperfusion. Lentivirus (LV)-NRP-1 was transfected into rat primary cortical neuronal cultures before a 2-h oxygen-glucose deprivation and reoxygenation (OGD/R) injury to neurons. The expression and function of NRP-1 and its specific protective mechanism were investigated by Western Blot, immunofluorescence staining, flow cytometry, magnetic resonance imaging, transmission electron microscopy, etc. The binding was detected by molecular docking and molecular dynamics simulation. RESULTS Both in vitro and in vivo models of cerebral ischemia/reperfusion (I/R) injury presented a sharp increase in NRP-1 expression. The expression of AAV-NRP-1 markedly ameliorated the cerebral I/R-induced damage to the motor function and restored the mitochondrial morphology. The expression of LV-NRP-1 alleviated mitochondrial oxidative stress and bioenergetic deficits. AAV-NRP-1 and LV-NRP-1 treatments increased the wingless integration (Wnt)-associated signals and β-catenin nuclear localization. The protective effects of NRP-1 were reversed by the administration of XAV-939. CONCLUSIONS NRP-1 can produce neuroprotective effects against I/R injury to the brain by activating the Wnt/β-catenin signaling pathway and promoting mitochondrial structural repair and functional recovery, which may serve as a promising candidate target in treating ischemic stroke.
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Affiliation(s)
- Ting Guo
- Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, China
- Department of Rehabilitation, Fujian Medical University Union Hospital, Fuzhou, China
- Fujian Key Laboratory of Molecular Neurology, Fujian Medical University, Fuzhou, China
- Institute of Clinical Neurology, Fujian Medical University, Fuzhou, China
| | - Manli Chen
- Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, China
- Department of Rehabilitation, Fujian Medical University Union Hospital, Fuzhou, China
- Fujian Key Laboratory of Molecular Neurology, Fujian Medical University, Fuzhou, China
- Institute of Clinical Neurology, Fujian Medical University, Fuzhou, China
| | - Ji Liu
- Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, China
- Department of Rehabilitation, Fujian Medical University Union Hospital, Fuzhou, China
- Fujian Key Laboratory of Molecular Neurology, Fujian Medical University, Fuzhou, China
- Institute of Clinical Neurology, Fujian Medical University, Fuzhou, China
| | - Zengyu Wei
- Emergency Department, Fujian Medical University Union Hospital, Fuzhou, China
| | - Jinjin Yuan
- Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, China
- Department of Rehabilitation, Fujian Medical University Union Hospital, Fuzhou, China
- Fujian Key Laboratory of Molecular Neurology, Fujian Medical University, Fuzhou, China
- Institute of Clinical Neurology, Fujian Medical University, Fuzhou, China
| | - Wenwen Wu
- Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, China
- Department of Rehabilitation, Fujian Medical University Union Hospital, Fuzhou, China
- Fujian Key Laboratory of Molecular Neurology, Fujian Medical University, Fuzhou, China
- Institute of Clinical Neurology, Fujian Medical University, Fuzhou, China
| | - Zhiyun Wu
- Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, China
- Department of Rehabilitation, Fujian Medical University Union Hospital, Fuzhou, China
- Fujian Key Laboratory of Molecular Neurology, Fujian Medical University, Fuzhou, China
- Institute of Clinical Neurology, Fujian Medical University, Fuzhou, China
| | - Yongxing Lai
- Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, China
- Department of Rehabilitation, Fujian Medical University Union Hospital, Fuzhou, China
- Fujian Key Laboratory of Molecular Neurology, Fujian Medical University, Fuzhou, China
- Institute of Clinical Neurology, Fujian Medical University, Fuzhou, China
| | - Zijun Zhao
- Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, China
- Department of Rehabilitation, Fujian Medical University Union Hospital, Fuzhou, China
- Fujian Key Laboratory of Molecular Neurology, Fujian Medical University, Fuzhou, China
- Institute of Clinical Neurology, Fujian Medical University, Fuzhou, China
| | - Hongbin Chen
- Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, China.
- Fujian Key Laboratory of Molecular Neurology, Fujian Medical University, Fuzhou, China.
- Institute of Clinical Neurology, Fujian Medical University, Fuzhou, China.
| | - Nan Liu
- Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, China.
- Department of Rehabilitation, Fujian Medical University Union Hospital, Fuzhou, China.
- Fujian Key Laboratory of Molecular Neurology, Fujian Medical University, Fuzhou, China.
- Institute of Clinical Neurology, Fujian Medical University, Fuzhou, China.
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PCSK9 Inhibitors in Cancer Patients Treated with Immune-Checkpoint Inhibitors to Reduce Cardiovascular Events: New Frontiers in Cardioncology. Cancers (Basel) 2023; 15:cancers15051397. [PMID: 36900189 PMCID: PMC10000232 DOI: 10.3390/cancers15051397] [Citation(s) in RCA: 7] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/27/2023] [Revised: 02/17/2023] [Accepted: 02/20/2023] [Indexed: 02/25/2023] Open
Abstract
Cancer patients treated with immune checkpoint inhibitors (ICIs) are exposed to a high risk of atherosclerosis and cardiometabolic diseases due to systemic inflammatory conditions and immune-related atheroma destabilization. Proprotein convertase subtilisin/kexin type 9 (PCSK9) is a key protein involved in metabolism of low-density lipoprotein (LDL) cholesterol. PCSK9 blocking agents are clinically available and involve monoclonal antibodies, and SiRNA reduces LDL levels in high-risk patients and atherosclerotic cardiovascular disease events in multiple patient cohorts. Moreover, PCSK9 induces peripheral immune tolerance (inhibition of cancer cell- immune recognition), reduces cardiac mitochondrial metabolism, and enhances cancer cell survival. The present review summarizes the potential benefits of PCSK9 inhibition through selective blocking antibodies and siRNA in patients with cancer, especially in those treated with ICIs therapies, in order to reduce atherosclerotic cardiovascular events and potentially improve ICIs-related anticancer functions.
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PCSK9 Promotes Endothelial Dysfunction During Sepsis Via the TLR4/MyD88/NF-κB and NLRP3 Pathways. Inflammation 2023; 46:115-128. [PMID: 35930089 DOI: 10.1007/s10753-022-01715-z] [Citation(s) in RCA: 30] [Impact Index Per Article: 30.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/04/2022] [Revised: 06/23/2022] [Accepted: 07/08/2022] [Indexed: 11/05/2022]
Abstract
Endothelial dysfunction often accompanies sepsis. We aimed to explore the role of PCSK9 in septic endothelial dysfunction. Sepsis was induced by lipopolysaccharide (LPS) treatment of human umbilical vein endothelial cells (HUVECs) in vitro and cecal ligation and puncture (CLP) surgery in mice in vivo. Evolocumab (EVC) and Pep 2-8, PCSK9 inhibitors, were subsequently used to determine the role of PCSK9 in sepsis-induced endothelial dysfunction in vitro and in vivo, respectively. In addition, the TLR4 agonist, Kdo2-Lipid A ammonium (KLA), was used to determine the related mechanism. Protein expression of eNOS, VE-cadherin, PCSK9, TLR4, MyD88, p-p65, p65, NLRP3, ASC, and caspase-1 p20 in mice aortas and HUVECs was measured by western blotting, while mRNA expression of TNFα, IL-1β, and IL-18 was determined by qRT-PCR. The level of inflammatory cytokines of mouse aortas was visualized by immunohistochemistry. Vasodilation of the aorta was detected by vascular reactivity experiments. The 96-h survival rate after CLP was assessed. Our findings showed that the expression of eNOS and VE-cadherin decreased, and PCSK9 expression increased, in septic HUVECs or mice. Inhibition of PCSK9 increased eNOS and VE-cadherin expression. Activation of the TLR4/MyD88/NF-κB and NLRP3 pathways may be responsible for PCSK9-induced endothelial dysfunction in sepsis. Vascular reactivity tests and survival studies showed that inhibition of PCSK9 could prevent the decrease in endothelium-dependent vasodilation function and improve the survival rates of septic mice. In summary, our results suggested that increased PCSK9 expression during sepsis activated the TLR4/MyD88/NF-κB and NLRP3 pathways to induce inflammation, which resulted in vascular endothelial dysfunction and decreased survival rates. Thus, inhibition of PCSK9 may be a potential clinical therapeutic target to improve vascular endothelial function in sepsis.
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Xu Q, Zhao YM, He NQ, Gao R, Xu WX, Zhuo XJ, Ren Z, Wu CY, Liu LS. PCSK9: A emerging participant in heart failure. Biomed Pharmacother 2023; 158:114106. [PMID: 36535197 DOI: 10.1016/j.biopha.2022.114106] [Citation(s) in RCA: 15] [Impact Index Per Article: 15.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/19/2022] [Revised: 12/01/2022] [Accepted: 12/05/2022] [Indexed: 12/23/2022] Open
Abstract
Heart failure (HF) is a complex clinical syndrome caused by various cardiovascular diseases. Its main pathogenesis includes cardiomyocyte loss, myocardial energy metabolism disorder, and activation of cardiac inflammation. Due to the clinically unsatisfactory treatment of heart failure, different mechanisms need to be explored to provide new targets for the treatment of this disease. Proprotein convertase subtilisin/kexin type 9 (PCSK9), a gene mainly related to familial hypercholesterolemia, was discovered in 2003. Aside from regulating lipid metabolism, PCSK9 may be involved in other biological processes such as apoptosis, autophagy, pyroptosis, inflammation, and tumor immunity and related to diabetes and neurodegenerative diseases. Recently, clinical data have shown that the circulating PCSK9 level is significantly increased in patients with heart failure, and it is related to the prognosis for heart failure. Furthermore, in animal models and patients with myocardial infarction, PCSK9 in the infarct margin area was also found to be significantly increased, which further suggested that PCSK9 might be closely related to heart failure. However, the specific mechanism of how PCSK9 participates in heart failure remains to be further explored. The purpose of this review is to summarize the potential mechanism of PCSK9's involvement in heart failure, thereby providing a new treatment strategy for heart failure.
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Affiliation(s)
- Qian Xu
- Institute of Cardiovascular Disease, Key Laboratory for Arteriosclerology of Hunan Province, Hunan International Scientific and Technological Cooperation Base of Arteriosclerotic Disease, Hengyang Medical College, University of South China, Hengyang, Hunan Province 421001, PR China
| | - Yi-Meng Zhao
- Institute of Cardiovascular Disease, Key Laboratory for Arteriosclerology of Hunan Province, Hunan International Scientific and Technological Cooperation Base of Arteriosclerotic Disease, Hengyang Medical College, University of South China, Hengyang, Hunan Province 421001, PR China
| | - Nai-Qi He
- Institute of Cardiovascular Disease, Key Laboratory for Arteriosclerology of Hunan Province, Hunan International Scientific and Technological Cooperation Base of Arteriosclerotic Disease, Hengyang Medical College, University of South China, Hengyang, Hunan Province 421001, PR China
| | - Rong Gao
- Institute of Cardiovascular Disease, Key Laboratory for Arteriosclerology of Hunan Province, Hunan International Scientific and Technological Cooperation Base of Arteriosclerotic Disease, Hengyang Medical College, University of South China, Hengyang, Hunan Province 421001, PR China
| | - Wen-Xin Xu
- Institute of Cardiovascular Disease, Key Laboratory for Arteriosclerology of Hunan Province, Hunan International Scientific and Technological Cooperation Base of Arteriosclerotic Disease, Hengyang Medical College, University of South China, Hengyang, Hunan Province 421001, PR China
| | - Xiu-Juan Zhuo
- Institute of Cardiovascular Disease, Key Laboratory for Arteriosclerology of Hunan Province, Hunan International Scientific and Technological Cooperation Base of Arteriosclerotic Disease, Hengyang Medical College, University of South China, Hengyang, Hunan Province 421001, PR China
| | - Zhong Ren
- Institute of Cardiovascular Disease, Key Laboratory for Arteriosclerology of Hunan Province, Hunan International Scientific and Technological Cooperation Base of Arteriosclerotic Disease, Hengyang Medical College, University of South China, Hengyang, Hunan Province 421001, PR China
| | - Chun-Yan Wu
- The Third Affiliated Hospital, Department of Cardiovascular Medicine, University of South China, Hengyang, Hunan Province 421001, PR China.
| | - Lu-Shan Liu
- Institute of Cardiovascular Disease, Key Laboratory for Arteriosclerology of Hunan Province, Hunan International Scientific and Technological Cooperation Base of Arteriosclerotic Disease, Hengyang Medical College, University of South China, Hengyang, Hunan Province 421001, PR China.
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Effects of Bempedoic Acid in Acute Myocardial Infarction in Rats: No Cardioprotection and No Hidden Cardiotoxicity. Int J Mol Sci 2023; 24:ijms24021585. [PMID: 36675100 PMCID: PMC9860765 DOI: 10.3390/ijms24021585] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/06/2022] [Revised: 12/22/2022] [Accepted: 12/30/2022] [Indexed: 01/15/2023] Open
Abstract
Lipid-lowering drugs have been shown to have cardioprotective effects but may have hidden cardiotoxic properties. Therefore, here we aimed to investigate if chronic treatment with the novel lipid-lowering drug bempedoic acid (BA) exerts hidden cardiotoxic and/or cardioprotective effects in a rat model of acute myocardial infarction (AMI). Wistar rats were orally treated with BA or its vehicle for 28 days, anesthetized and randomized to three different groups (vehicle + ischemia/reperfusion (I/R), BA + I/R, and positive control vehicle + ischemic preconditioning (IPC)) and subjected to cardiac 30 min ischemia and 120 min reperfusion. IPC was performed by 3 × 5 min I/R cycles before ischemia. Myocardial function, area at risk, infarct size and arrhythmias were analyzed. Chronic BA pretreatment did not influence cardiac function or infarct size as compared to the vehicle group, while the positive control IPC significantly reduced the infarct size. The incidence of reperfusion-induced arrhythmias was significantly reduced by BA and IPC. This is the first demonstration that BA treatment does not show cardioprotective effect although moderately reduces the incidence of reperfusion-induced arrhythmias. Furthermore, BA does not show hidden cardiotoxic effect in rats with AMI, showing its safety in the ischemic/reperfused heart.
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Ferdinandy P, Andreadou I, Baxter GF, Bøtker HE, Davidson SM, Dobrev D, Gersh BJ, Heusch G, Lecour S, Ruiz-Meana M, Zuurbier CJ, Hausenloy DJ, Schulz R. Interaction of Cardiovascular Nonmodifiable Risk Factors, Comorbidities and Comedications With Ischemia/Reperfusion Injury and Cardioprotection by Pharmacological Treatments and Ischemic Conditioning. Pharmacol Rev 2023; 75:159-216. [PMID: 36753049 PMCID: PMC9832381 DOI: 10.1124/pharmrev.121.000348] [Citation(s) in RCA: 20] [Impact Index Per Article: 20.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/12/2021] [Revised: 08/07/2022] [Accepted: 09/12/2022] [Indexed: 12/13/2022] Open
Abstract
Preconditioning, postconditioning, and remote conditioning of the myocardium enhance the ability of the heart to withstand a prolonged ischemia/reperfusion insult and the potential to provide novel therapeutic paradigms for cardioprotection. While many signaling pathways leading to endogenous cardioprotection have been elucidated in experimental studies over the past 30 years, no cardioprotective drug is on the market yet for that indication. One likely major reason for this failure to translate cardioprotection into patient benefit is the lack of rigorous and systematic preclinical evaluation of promising cardioprotective therapies prior to their clinical evaluation, since ischemic heart disease in humans is a complex disorder caused by or associated with cardiovascular risk factors and comorbidities. These risk factors and comorbidities induce fundamental alterations in cellular signaling cascades that affect the development of ischemia/reperfusion injury and responses to cardioprotective interventions. Moreover, some of the medications used to treat these comorbidities may impact on cardioprotection by again modifying cellular signaling pathways. The aim of this article is to review the recent evidence that cardiovascular risk factors as well as comorbidities and their medications may modify the response to cardioprotective interventions. We emphasize the critical need for taking into account the presence of cardiovascular risk factors as well as comorbidities and their concomitant medications when designing preclinical studies for the identification and validation of cardioprotective drug targets and clinical studies. This will hopefully maximize the success rate of developing rational approaches to effective cardioprotective therapies for the majority of patients with multiple comorbidities. SIGNIFICANCE STATEMENT: Ischemic heart disease is a major cause of mortality; however, there are still no cardioprotective drugs on the market. Most studies on cardioprotection have been undertaken in animal models of ischemia/reperfusion in the absence of comorbidities; however, ischemic heart disease develops with other systemic disorders (e.g., hypertension, hyperlipidemia, diabetes, atherosclerosis). Here we focus on the preclinical and clinical evidence showing how these comorbidities and their routine medications affect ischemia/reperfusion injury and interfere with cardioprotective strategies.
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Affiliation(s)
- Péter Ferdinandy
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Ioanna Andreadou
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Gary F Baxter
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Hans Erik Bøtker
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Sean M Davidson
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Dobromir Dobrev
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Bernard J Gersh
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Gerd Heusch
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Sandrine Lecour
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Marisol Ruiz-Meana
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Coert J Zuurbier
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Derek J Hausenloy
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
| | - Rainer Schulz
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary (P.F.); Pharmahungary Group, Szeged, Hungary (P.F.); Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece (I.A.); Division of Pharmacology, Cardiff School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK (G.F.B.); Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark (H.E.B.); The Hatter Cardiovascular Institute, University College London, London, UK (S.M.D.); Institute of Pharmacology, West German Heart and Vascular Center, University Duisburg-Essen, Essen, Germany (D.D.); Department of Medicine, Montreal Heart Institute and Université de Montréal, Montréal, Québec, Canada (D.D.); Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas (D.D.); Department of Cardiovascular Medicine, Mayo Clinic College of Medicine and Science, Rochester, Minnesota (B.J.G.); Institute for Pathophysiology, West German Heart and Vascular Center, University of Essen Medical School, Essen, Germany (G.H.); Cape Heart Institute and Hatter Institute for Cardiovascular Research in Africa, Department of Medicine, University of Cape Town, Cape Town, South Africa (S.L.); Cardiovascular Diseases Research Group, Vall d'Hebron Institut de Recerca (VHIR), Vall d'Hebron Hospital Universitari, Vall d'Hebron Barcelona Hospital Campus, Spain (M.R-M.); Laboratory of Experimental Intensive Care Anesthesiology, Department Anesthesiology, Amsterdam Cardiovascular Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands (C.J.Z.); Cardiovascular & Metabolic Disorders Program, Duke-National University of Singapore Medical School, Singapore (D.J.H.); National Heart Research Institute Singapore, National Heart Centre, Singapore (D.J.H.); Yong Loo Lin School of Medicine, National University Singapore, Singapore (D.J.H.); Cardiovascular Research Center, College of Medical and Health Sciences, Asia University, Taiwan (D.J.H.); and Institute of Physiology, Justus-Liebig University, Giessen, Germany (R.S.)
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17
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Huang G, Lu X, Duan Z, Zhang K, Xu L, Bao H, Xiong X, Lin M, Li C, Li Y, Zhou H, Luo Z, Li W. PCSK9 Knockdown Can Improve Myocardial Ischemia/Reperfusion Injury by Inhibiting Autophagy. Cardiovasc Toxicol 2022; 22:951-961. [DOI: 10.1007/s12012-022-09771-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/14/2022] [Accepted: 10/25/2022] [Indexed: 11/09/2022]
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18
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Liu C, Chen J, Chen H, Zhang T, He D, Luo Q, Chi J, Hong Z, Liao Y, Zhang S, Wu Q, Cen H, Chen G, Li J, Wang L. PCSK9 Inhibition: From Current Advances to Evolving Future. Cells 2022; 11:cells11192972. [PMID: 36230934 PMCID: PMC9562883 DOI: 10.3390/cells11192972] [Citation(s) in RCA: 34] [Impact Index Per Article: 17.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/03/2022] [Revised: 09/04/2022] [Accepted: 09/19/2022] [Indexed: 11/18/2022] Open
Abstract
Proprotein convertase subtilisin/kexin type 9 (PCSK9) is a secretory serine protease synthesized primarily by the liver. It mainly promotes the degradation of low-density lipoprotein receptor (LDL-R) by binding LDL-R, reducing low-density lipoprotein cholesterol (LDL-C) clearance. In addition to regulating LDL-R, PCSK9 inhibitors can also bind Toll-like receptors (TLRs), scavenger receptor B (SR-B/CD36), low-density lipoprotein receptor-related protein 1 (LRP1), apolipoprotein E receptor-2 (ApoER2) and very-low-density lipoprotein receptor (VLDL-R) reducing the lipoprotein concentration and slowing thrombosis. In addition to cardiovascular diseases, PCSK9 is also used in pancreatic cancer, sepsis, and Parkinson’s disease. Currently marketed PCSK9 inhibitors include alirocumab, evolocumab, and inclisiran, as well as small molecules, nucleic acid drugs, and vaccines under development. This review systematically summarized the application, preclinical studies, safety, mechanism of action, and latest research progress of PCSK9 inhibitors, aiming to provide ideas for the drug research and development and the clinical application of PCSK9 in cardiovascular diseases and expand its application in other diseases.
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Affiliation(s)
- Chunping Liu
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
- Guangdong-Hong Kong-Macau Joint Lab on Chinese Medicine and Immune Disease Research, Guangzhou 510080, China
- State Key Laboratory of Quality Research in Chinese Medicine, Institute of Chinese Medical Sciences, University of Macau, Macau 999078, China
- Correspondence: (C.L.); (L.W.)
| | - Jing Chen
- School of Biotechnology and Health Sciences, Wuyi University, Jiangmen 529020, China
| | - Huiqi Chen
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
| | - Tong Zhang
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
| | - Dongyue He
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
| | - Qiyuan Luo
- Health Science Center, Shenzhen University, Shenzhen 518060, China
| | - Jiaxin Chi
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
| | - Zebin Hong
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
| | - Yizhong Liao
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
| | - Shihui Zhang
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
| | - Qizhe Wu
- Department of Neurosurgery, Institute of Neuroscience, Guangdong Provincial People’s Hospital, Guangdong Academy of Medical Sciences, Guangzhou 510080, China
| | - Huan Cen
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
| | - Guangzhong Chen
- Department of Neurosurgery, Institute of Neuroscience, Guangdong Provincial People’s Hospital, Guangdong Academy of Medical Sciences, Guangzhou 510080, China
| | - Jinxin Li
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
| | - Lei Wang
- State Key Laboratory of Dampness Syndrome of Chinese Medicine, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510080, China
- Correspondence: (C.L.); (L.W.)
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19
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Recent Update on PCSK9 and Platelet Activation Experimental Research Methods: In Vitro and In Vivo Studies. J Cardiovasc Dev Dis 2022; 9:jcdd9080258. [PMID: 36005422 PMCID: PMC9409389 DOI: 10.3390/jcdd9080258] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/16/2022] [Revised: 07/31/2022] [Accepted: 08/04/2022] [Indexed: 11/17/2022] Open
Abstract
Proprotein convertase subtilisin/kexin type 9 (PCSK9) is a crucial factor in the development and progression of cardiovascular diseases. PCSK9 has been demonstrated to modify LDL plasma levels and increase platelet activation, which promotes atherosclerosis, a defining feature of nearly all cardiovascular diseases. Platelet activation has been shown to promote and maintain the response to atherosclerosis development, from beginning to progression and exacerbation, which can lead to advanced cardiovascular events including myocardial infarction (MI) or death. Research on PCSK9 and platelet activation is currently underway with the main goal of reducing the risk of advanced cardiovascular events by preventing or slowing down atherosclerosis progression. Both in vitro and in vivo studies have been used to explore PCSK9 functions to develop new drugs targeting PCSK9. Finding the most suitable study models that represent the pathological and physiological systems found in humans is very important to achieving the goal. This review aimed to present a current and comprehensive overview of the experimental models that have been used to investigate the role of PCSK9 in platelet activation-induced atherosclerotic cardiovascular diseases.
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Ortona S, Barisione C, Ferrari PF, Palombo D, Pratesi G. PCSK9 and Other Metabolic Targets to Counteract Ischemia/Reperfusion Injury in Acute Myocardial Infarction and Visceral Vascular Surgery. J Clin Med 2022; 11:jcm11133638. [PMID: 35806921 PMCID: PMC9267902 DOI: 10.3390/jcm11133638] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/10/2022] [Revised: 06/13/2022] [Accepted: 06/17/2022] [Indexed: 12/13/2022] Open
Abstract
Ischemia/reperfusion (I/R) injury complicates both unpredictable events (myocardial infarction and stroke) as well as surgically-induced ones when transient clampage of major vessels is needed. Although the main cause of damage is attributed to mitochondrial dysfunction and oxidative stress, the use of antioxidant compounds for protection gave poor results when challenged in clinics. More recently, there is an assumption that, in humans, profound metabolic changes may prevail in driving I/R injury. In the present work, we narrowed the field of search to I/R injury in the heart/brain/kidney axis in acute myocardial infarction, major vascular surgery, and to the current practice of protection in both settings; then, to help the definition of novel strategies to be translated clinically, the most promising metabolic targets with their modulatory compounds—when available—and new preclinical strategies against I/R injury are described. The consideration arisen from the broad range of studies we have reviewed will help to define novel therapeutic approaches to ensure mitochondrial protection, when I/R events are predictable, and to cope with I/R injury, when it occurs unexpectedly.
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Affiliation(s)
- Silvia Ortona
- Vascular and Endovascular Surgery Unit, IRCCS Ospedale Policlinico San Martino, Largo Rosanna Benzi, 10, 16132 Genoa, Italy; (S.O.); (D.P.); (G.P.)
| | - Chiara Barisione
- Department of Surgical and Integrated Diagnostic Sciences, University of Genoa, Viale Benedetto XV, 6, 16132 Genoa, Italy
- Correspondence: ; Tel.: +39-010-555-7881
| | - Pier Francesco Ferrari
- Department of Civil, Chemical and Environmental Engineering, University of Genoa, Via Opera Pia, 15, 16145 Genoa, Italy;
| | - Domenico Palombo
- Vascular and Endovascular Surgery Unit, IRCCS Ospedale Policlinico San Martino, Largo Rosanna Benzi, 10, 16132 Genoa, Italy; (S.O.); (D.P.); (G.P.)
- Department of Surgical and Integrated Diagnostic Sciences, University of Genoa, Viale Benedetto XV, 6, 16132 Genoa, Italy
- Research Center for Biologically Inspired Engineering in Vascular Medicine and Longevity, University of Genoa, Via Montallegro, 1, 16145 Genoa, Italy
| | - Giovanni Pratesi
- Vascular and Endovascular Surgery Unit, IRCCS Ospedale Policlinico San Martino, Largo Rosanna Benzi, 10, 16132 Genoa, Italy; (S.O.); (D.P.); (G.P.)
- Department of Surgical and Integrated Diagnostic Sciences, University of Genoa, Viale Benedetto XV, 6, 16132 Genoa, Italy
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Schreckenberg R, Wolf A, Szabados T, Gömöri K, Szabó IA, Ágoston G, Brenner G, Bencsik P, Ferdinandy P, Schulz R, Schlüter KD. Proprotein Convertase Subtilisin Kexin Type 9 (PCSK9) Deletion but Not Inhibition of Extracellular PCSK9 Reduces Infarct Sizes Ex Vivo but Not In Vivo. Int J Mol Sci 2022; 23:ijms23126512. [PMID: 35742954 PMCID: PMC9223354 DOI: 10.3390/ijms23126512] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/02/2022] [Revised: 06/01/2022] [Accepted: 06/07/2022] [Indexed: 11/16/2022] Open
Abstract
Hypoxia upregulates PCSK9 expression in the heart, and PCSK9 affects the function of myocytes. This study aimed to investigate the impact of PCSK9 on reperfusion injury in rats and mice fed normal or high-fat diets. Either the genetic knockout of PCSK9 (mice) or the antagonism of circulating PCSK9 via Pep2-8 (mice and rats) was used. Isolated perfused hearts were exposed to 45 min of ischemia followed by 120 min of reperfusion. In vivo, mice were fed normal or high-fat diets (2% cholesterol) for eight weeks prior to coronary artery occlusion (45 min of ischemia) and reperfusion (120 min). Ischemia/reperfusion upregulates PCSK9 expression (rats and mice) and releases it into the perfusate. The inhibition of extracellular PCSK9 does not affect infarct sizes or functional recovery. However, genetic deletion largely reduces infarct size and improves post-ischemic recovery in mice ex vivo but not in vivo. A high-fat diet reduced the survival rate during ischemia and reperfusion, but in a PCSK9-independent manner that was associated with increased plasma matrix metalloproteinase (MMP)9 activity. PCSK9 deletion, but not the inhibition of extracellular PCSK9, reduces infarct sizes in ex vivo hearts, but this effect is overridden in vivo by factors such as MMP9.
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Affiliation(s)
- Rolf Schreckenberg
- Institute of Physiology, Faculty of Medicine, Justus-Liebig University, Gießen, 35390 Gießen, Germany; (R.S.); (A.W.); (R.S.)
| | - Annemarie Wolf
- Institute of Physiology, Faculty of Medicine, Justus-Liebig University, Gießen, 35390 Gießen, Germany; (R.S.); (A.W.); (R.S.)
| | - Tamara Szabados
- Cardiovascular Research Group, Department of Pharmacology and Pharmacotherapy, Albert Szent-Györgyi Medical School, University of Szeged, 6720 Szeged, Hungary; (T.S.); (K.G.); (I.A.S.); (G.Á.); (P.B.)
- Pharmahungary Group, 6722 Szeged, Hungary; (G.B.); (P.F.)
| | - Kamilla Gömöri
- Cardiovascular Research Group, Department of Pharmacology and Pharmacotherapy, Albert Szent-Györgyi Medical School, University of Szeged, 6720 Szeged, Hungary; (T.S.); (K.G.); (I.A.S.); (G.Á.); (P.B.)
- Pharmahungary Group, 6722 Szeged, Hungary; (G.B.); (P.F.)
| | - István Adorján Szabó
- Cardiovascular Research Group, Department of Pharmacology and Pharmacotherapy, Albert Szent-Györgyi Medical School, University of Szeged, 6720 Szeged, Hungary; (T.S.); (K.G.); (I.A.S.); (G.Á.); (P.B.)
| | - Gergely Ágoston
- Cardiovascular Research Group, Department of Pharmacology and Pharmacotherapy, Albert Szent-Györgyi Medical School, University of Szeged, 6720 Szeged, Hungary; (T.S.); (K.G.); (I.A.S.); (G.Á.); (P.B.)
| | - Gábor Brenner
- Pharmahungary Group, 6722 Szeged, Hungary; (G.B.); (P.F.)
- Department of Pharmacology and Phamacotherapy, Faculty of Medicine, Semmelweis University, 1089 Budapest, Hungary
| | - Péter Bencsik
- Cardiovascular Research Group, Department of Pharmacology and Pharmacotherapy, Albert Szent-Györgyi Medical School, University of Szeged, 6720 Szeged, Hungary; (T.S.); (K.G.); (I.A.S.); (G.Á.); (P.B.)
- Pharmahungary Group, 6722 Szeged, Hungary; (G.B.); (P.F.)
| | - Péter Ferdinandy
- Pharmahungary Group, 6722 Szeged, Hungary; (G.B.); (P.F.)
- Department of Pharmacology and Phamacotherapy, Faculty of Medicine, Semmelweis University, 1089 Budapest, Hungary
| | - Rainer Schulz
- Institute of Physiology, Faculty of Medicine, Justus-Liebig University, Gießen, 35390 Gießen, Germany; (R.S.); (A.W.); (R.S.)
| | - Klaus-Dieter Schlüter
- Institute of Physiology, Faculty of Medicine, Justus-Liebig University, Gießen, 35390 Gießen, Germany; (R.S.); (A.W.); (R.S.)
- Correspondence:
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22
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Na HR, Kwon OS, Kang JK, Kim YH, Lim JY. Evolocumab administration prior to Coronary Artery Bypass Grafting in patients with multivessel coronary artery disease (EVOCABG): study protocol for a randomized controlled clinical trial. Trials 2022; 23:430. [PMID: 35606883 PMCID: PMC9125921 DOI: 10.1186/s13063-022-06398-3] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/29/2021] [Accepted: 05/11/2022] [Indexed: 11/15/2022] Open
Abstract
Background Despite advances in surgical and postoperative care, myocardial injury or infarction (MI) is still a common complication in patients undergoing coronary artery bypass surgery (CABG). Several studies that aimed to reduce postoperative myocardial injury, including those investigating statin loading, have been conducted but did not indicate any clear benefits. Evolocumab, a PCSK9 inhibitor, has been reported to lower lipids and prevent ischemic events in various medical conditions. However, the effect of evolocumab in cardiovascular surgery has not been evaluated. The objective of this trial is to evaluate the cardioprotective effects of evolocumab in elective CABG patients with multivessel coronary artery disease. Methods EVOCABG is a prospective, randomized, open, controlled, multicenter, superiority, phase III clinical trial. Patients with multivessel coronary artery disease without initial cardiac enzyme elevation will be recruited (n=100). Participants will be randomly allocated into two groups: a test group (evolocumab (140mg) administration once within 72 h before CABG) and a control group (no administration). The primary outcome is the change in peak levels of serum cardiac marker (troponin-I) within 3 days of CABG surgery compared to the baseline. Secondary outcomes include post-operative clinical events including death, myocardial infarction, heart failure, stroke, and atrial fibrillation. Discussion This trial is the first prospective randomized controlled trial to demonstrate the efficacy of evolocumab in reducing ischemic-reperfusion injury in patients undergoing CABG. This trial will provide the first high-quality evidence for preoperative use of evolocumab in mitigating or preventing ischemic-reperfusion-related myocardial injury during the surgery. Trial registration Clinical Research Information Service (CRIS) of the Republic of Korea KCT0005577. Registered on 4 November 2020.
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Affiliation(s)
- Hye Rim Na
- Department of Cardiothoracic Surgery, The Catholic University of Korea Seoul St. Mary's Hospital, Seoul, Republic of Korea
| | - O Sung Kwon
- Department of Cardiology, The Catholic University of Korea Eunpyeong St. Mary's Hospital, Seoul, Republic of Korea
| | - Joon Kyu Kang
- Department of Cardiothoracic Surgery, The Catholic University of Korea Eunpyeong St. Mary's Hospital, Seoul, Republic of Korea
| | - Yong Han Kim
- Department of Cardiothoracic Surgery, The Catholic University of Korea Seoul St. Mary's Hospital, Seoul, Republic of Korea
| | - Ju Yong Lim
- Department of Cardiothoracic Surgery, The Catholic University of Korea Seoul St. Mary's Hospital, Seoul, Republic of Korea.
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23
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Olaniyi KS, Areloegbe SE. Suppression of PCSK9/NF-kB-dependent pathways by acetate ameliorates cardiac inflammation in a rat model of polycystic ovarian syndrome. Life Sci 2022; 300:120560. [PMID: 35452635 DOI: 10.1016/j.lfs.2022.120560] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/06/2022] [Revised: 04/11/2022] [Accepted: 04/12/2022] [Indexed: 12/14/2022]
Abstract
AIM Endocrinometabolic disorders in women of reproductive age, including polycystic ovarian syndrome (PCOS) has contributed to increased prevalence of cardiovascular disease (CVD) risk and its attendant complications. Acetate, the most abundant endogenously produced short chain fatty acid has been linked to metabolic health. However, the impact of acetate on CVD-driven pathologies in PCOS is unknown. The present study therefore investigated the effects of acetate on cardiometabolic abnormalities associated with PCOS in rat model, and the possible involvement of PCSK9/NF-kB-dependent pathways. MATERIALS AND METHODS Eight-week-old female Wistar rats were allotted into four groups (n = 6) and the groups received vehicle, acetate (200 mg/kg), letrozole (1 mg/kg) and letrozole plus acetate respectively. The administrations were done once daily by oral gavage and lasted for 21 days. KEY FINDINGS In letrozole-induced PCOS rats characterized with insulin resistance, glucose dysregulation, elevated plasma testosterone and decreased 17-β estradiol as well as degenerated ovarian follicles, there was a significant increase in plasma and cardiac lipid/lipoproteins, lipid peroxidation, inflammatory mediators (NF-kB and TNF-α), γ-glutamyl transferase/lactate dehydrogenase and lactate content, PCSK9 and reduction in plasma and cardiac antioxidants (glutathione peroxidase and reduced glutathione) and plasma nitric oxide synthesis (eNOS and NO) compared with the control rats. In addition, immunohistochemical assessment of cardiac tissue showed severe expression of inflammasome in letrozole-induced PCOS rats compared with the control rats. Nevertheless, supplementation with acetate significantly attenuated these alterations. SIGNIFICANCE The present results suggest that acetate protects against cardiac inflammation in a rat model of PCOS by suppression of PCSK9 and NF-kB-dependent mechanisms.
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Affiliation(s)
- Kehinde S Olaniyi
- Cardio/Repro-metabolic and Microbiome Research Unit, Department of Physiology, College of Medicine and Health Sciences, Afe Babalola University, Ado-Ekiti 360101, Nigeria.
| | - Stephanie E Areloegbe
- Cardio/Repro-metabolic and Microbiome Research Unit, Department of Physiology, College of Medicine and Health Sciences, Afe Babalola University, Ado-Ekiti 360101, Nigeria
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Maligłówka M, Kosowski M, Hachuła M, Cyrnek M, Bułdak Ł, Basiak M, Bołdys A, Machnik G, Bułdak RJ, Okopień B. Insight into the Evolving Role of PCSK9. Metabolites 2022; 12:metabo12030256. [PMID: 35323699 PMCID: PMC8951079 DOI: 10.3390/metabo12030256] [Citation(s) in RCA: 20] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/12/2022] [Revised: 03/12/2022] [Accepted: 03/15/2022] [Indexed: 02/04/2023] Open
Abstract
Proprotein convertase subtilisin/kexin type 9 (PCSK9) is the last discovered member of the family of proprotein convertases (PCs), mainly synthetized in hepatic cells. This serine protease plays a pivotal role in the reduction of the number of low-density lipoprotein receptors (LDLRs) on the surface of hepatocytes, which leads to an increase in the level of cholesterol in the blood. This mechanism and the fact that gain of function (GOF) mutations in PCSK9 are responsible for causing familial hypercholesterolemia whereas loss-of-function (LOF) mutations are associated with hypocholesterolemia, prompted the invention of drugs that block PCSK9 action. The high efficiency of PCSK9 inhibitors (e.g., alirocumab, evolocumab) in decreasing cardiovascular risk, pleiotropic effects of other lipid-lowering drugs (e.g., statins) and the multifunctional character of other proprotein convertases, were the cause for proceeding studies on functions of PCSK9 beyond cholesterol metabolism. In this article, we summarize the current knowledge on the roles that PCSK9 plays in different tissues and perspectives for its clinical use.
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Affiliation(s)
- Mateusz Maligłówka
- Department of Internal Medicine and Clinical Pharmacology, School of Medicine in Katowice, Medical University of Silesia in Katowice, 40-007 Katowice, Poland; (M.K.); (M.H.); (M.C.); (Ł.B.); (M.B.); (A.B.); (G.M.); (B.O.)
- Correspondence:
| | - Michał Kosowski
- Department of Internal Medicine and Clinical Pharmacology, School of Medicine in Katowice, Medical University of Silesia in Katowice, 40-007 Katowice, Poland; (M.K.); (M.H.); (M.C.); (Ł.B.); (M.B.); (A.B.); (G.M.); (B.O.)
| | - Marcin Hachuła
- Department of Internal Medicine and Clinical Pharmacology, School of Medicine in Katowice, Medical University of Silesia in Katowice, 40-007 Katowice, Poland; (M.K.); (M.H.); (M.C.); (Ł.B.); (M.B.); (A.B.); (G.M.); (B.O.)
| | - Marcin Cyrnek
- Department of Internal Medicine and Clinical Pharmacology, School of Medicine in Katowice, Medical University of Silesia in Katowice, 40-007 Katowice, Poland; (M.K.); (M.H.); (M.C.); (Ł.B.); (M.B.); (A.B.); (G.M.); (B.O.)
| | - Łukasz Bułdak
- Department of Internal Medicine and Clinical Pharmacology, School of Medicine in Katowice, Medical University of Silesia in Katowice, 40-007 Katowice, Poland; (M.K.); (M.H.); (M.C.); (Ł.B.); (M.B.); (A.B.); (G.M.); (B.O.)
| | - Marcin Basiak
- Department of Internal Medicine and Clinical Pharmacology, School of Medicine in Katowice, Medical University of Silesia in Katowice, 40-007 Katowice, Poland; (M.K.); (M.H.); (M.C.); (Ł.B.); (M.B.); (A.B.); (G.M.); (B.O.)
| | - Aleksandra Bołdys
- Department of Internal Medicine and Clinical Pharmacology, School of Medicine in Katowice, Medical University of Silesia in Katowice, 40-007 Katowice, Poland; (M.K.); (M.H.); (M.C.); (Ł.B.); (M.B.); (A.B.); (G.M.); (B.O.)
| | - Grzegorz Machnik
- Department of Internal Medicine and Clinical Pharmacology, School of Medicine in Katowice, Medical University of Silesia in Katowice, 40-007 Katowice, Poland; (M.K.); (M.H.); (M.C.); (Ł.B.); (M.B.); (A.B.); (G.M.); (B.O.)
| | - Rafał Jakub Bułdak
- Institute of Medical Sciences, University of Opole, 45-040 Opole, Poland;
| | - Bogusław Okopień
- Department of Internal Medicine and Clinical Pharmacology, School of Medicine in Katowice, Medical University of Silesia in Katowice, 40-007 Katowice, Poland; (M.K.); (M.H.); (M.C.); (Ł.B.); (M.B.); (A.B.); (G.M.); (B.O.)
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Li X, Dai F, Wang H, Wei G, Jiang Q, Yin P, Wang S, Ge J, Yang C, Wu J, Zou Y. PCSK9 participates in oxidized‐low density lipoprotein‐induced myocardial injury through mitochondrial oxidative stress and Drp1‐mediated mitochondrial fission. Clin Transl Med 2022; 12:e729. [PMID: 35184412 PMCID: PMC8858617 DOI: 10.1002/ctm2.729] [Citation(s) in RCA: 11] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/17/2021] [Revised: 01/19/2022] [Accepted: 01/24/2022] [Indexed: 11/18/2022] Open
Affiliation(s)
- Xuan Li
- Shanghai Institute of Cardiovascular Diseases Zhongshan Hospital and Institutes of Biomedical Sciences, Fudan University Shanghai China
| | - Fangjie Dai
- Shanghai Institute of Cardiovascular Diseases Zhongshan Hospital and Institutes of Biomedical Sciences, Fudan University Shanghai China
- Department of Cardiology Affiliated Hospital of Guizhou Medical University Guiyang China
| | - Hao Wang
- Department of Laboratory Medicine Zhongshan Hospital, Fudan University Shanghai China
| | - Ge Wei
- Shanghai Institute of Cardiovascular Diseases Zhongshan Hospital and Institutes of Biomedical Sciences, Fudan University Shanghai China
| | - Qiu Jiang
- Shanghai Institute of Cardiovascular Diseases Zhongshan Hospital and Institutes of Biomedical Sciences, Fudan University Shanghai China
| | - Peipei Yin
- Shanghai Institute of Cardiovascular Diseases Zhongshan Hospital and Institutes of Biomedical Sciences, Fudan University Shanghai China
| | - Shijun Wang
- Shanghai Institute of Cardiovascular Diseases Zhongshan Hospital and Institutes of Biomedical Sciences, Fudan University Shanghai China
| | - Junbo Ge
- Shanghai Institute of Cardiovascular Diseases Zhongshan Hospital and Institutes of Biomedical Sciences, Fudan University Shanghai China
| | - Cheng Yang
- Department of Cardiac Surgery Shanghai Institute of Cardiovascular Diseases, Zhongshan Hospital, Fudan University Shanghai China
| | - Jian Wu
- Shanghai Institute of Cardiovascular Diseases Zhongshan Hospital and Institutes of Biomedical Sciences, Fudan University Shanghai China
| | - Yunzeng Zou
- Shanghai Institute of Cardiovascular Diseases Zhongshan Hospital and Institutes of Biomedical Sciences, Fudan University Shanghai China
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26
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Wen XQ, Huang K, Li J, Wu LX, Gao B. Elevated plasma proprotein convertase subtilisin/kexin type-9 is associated with poor prognosis of acute myocardial infarction in hypertension patients. EUR J INFLAMM 2022. [DOI: 10.1177/1721727x221107232] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022] Open
Abstract
Whether serum proprotein convertase subtilisin/kexin type 9 (PCSK9) affects the prognosis of patients after the percutaneous coronary intervention (PCI) in hypertension patients remains unknown. A total of 2350 acute myocardial infarction (AMI) subjects with hypertension after PCI were enrolled. Subjects were under 30-months follow-up and divided into the major cardiovascular adverse event (MACE) Group and the non-MACE Group. Cox regression analysis were performed for the risk factors of occurrence of MACE. The relationship between the level of PCSK9 and Gensin score was analyzed by Pearson correlation. Two hundred and thirty-two patients were divided to the MACE Group. Age over 55 (hazard ratio (HR) = 2.52; p = 0.032), smoking (HR = 1.02; p < 0.001), diabetes mellitus (HR = 1.35; p < 0.001) and PCSK9 levels over 1011.3 ng/mL (HR = 1.05; ptdf < 0.001) were risk factors of occurrence of MACE. Baseline levels of PCSK9 was significantly related with Gensini score in ST segment elevation myocardial infarction (STEMI) patients ( r = 0.51), all patients ( r = 0.37) and non-STEMI patients ( r = 0.34, p < 0.001). A high baseline PCSK9 level was the risk factor of poor prognosis of AMI patients with hypertension after PCI. PCSK9 levels were associated with the Gensini score in STEMI patients. Trial registration: This trial was registered at clinicaltrials.gov as NCT04100434.
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Affiliation(s)
- Xiao-Qin Wen
- Department of Cardiology, Tianjin Hospital, Tianjin, PR China
| | - Kui Huang
- Department of Cardiology, Tianjin Chest Hospital, Tianjin, PR China
| | - Jie Li
- Department of Cardiology, Tianjin Hospital, Tianjin, PR China
| | - Li-Xue Wu
- Department of Emergency and Critical Care Medicine, Changzheng Hospital, Naval Medical University, Shanghai, PR China
| | - Bo Gao
- Department of Cardiology, Tianjin Hospital, Tianjin, PR China
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27
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Renal Ischemia/Reperfusion Early Induces Myostatin and PCSK9 Expression in Rat Kidneys and HK-2 Cells. Int J Mol Sci 2021; 22:ijms22189884. [PMID: 34576046 PMCID: PMC8465118 DOI: 10.3390/ijms22189884] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/15/2021] [Revised: 09/01/2021] [Accepted: 09/03/2021] [Indexed: 12/29/2022] Open
Abstract
During visceral interventions, the transient clampage of supraceliac aorta causes ischemia/reperfusion (I/R) in kidneys, sometime resulting in acute renal failure; preclinical studies identified redox imbalance as the main driver of I/R injury. However, in humans, the metabolic/inflammatory responses seem to prevail on oxidative stress. We investigated myostatin (Mstn) and proprotein convertase subtilisin/kexin type 9 (PCSK9), proatherogenic mediators, during renal I/R. Compared to sham-operated animals, the kidneys of rats who had experienced ischemia (30 min) had higher Mstn and PCSK9 expression after 4 h of reperfusion. After 24 h, they displayed tubular necrosis, increased nitrotyrosine positivity, and nuclear peroxisome proliferator-activated receptor gamma coactivator-1alpha relocation, markers of oxidative stress and mitochondria imbalance. Mstn immunopositivity was increased in tubuli, while PCSK9 immunosignal was depleted; systemically, PCSK9 was higher in plasma from I/R rats. In HK-2 cells, both ischemia and reperfusion enhanced reactive oxygen species production and mitochondrial dysfunction. H2O2 upregulated Mstn and PCSK9 mRNA after 1 and 3.5 h, respectively. Accordingly, ischemia early induced Mstn and PCSK9 mRNA; during reperfusion Mstn was augmented and PCSK9 decreased. Mstn treatment early increased PCSK9 expression (within 8 h), to diminish over time; finally, Mstn silencing restrained ischemia-induced PCSK9. Our study demonstrates that renal I/R enhances Mstn and PCSK9 expression and that Mstn induces PCSK9, suggesting them as therapeutic targets for vascular protection during visceral surgery.
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Wang C, Liu L, Wang Y, Xu D. Advances in the mechanism and treatment of mitochondrial quality control involved in myocardial infarction. J Cell Mol Med 2021; 25:7110-7121. [PMID: 34160885 PMCID: PMC8335700 DOI: 10.1111/jcmm.16744] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/19/2021] [Revised: 05/22/2021] [Accepted: 06/03/2021] [Indexed: 12/11/2022] Open
Abstract
Mitochondria are important organelles in eukaryotic cells. Normal mitochondrial homeostasis is subject to a strict mitochondrial quality control system, including the strict regulation of mitochondrial production, fission/fusion and mitophagy. The strict and accurate modulation of the mitochondrial quality control system, comprising the mitochondrial fission/fusion, mitophagy and other processes, can ameliorate the myocardial injury of myocardial ischaemia and ischaemia-reperfusion after myocardial infarction, which plays an important role in myocardial protection after myocardial infarction. Further research into the mechanism will help identify new therapeutic targets and drugs for the treatment of myocardial infarction. This article aims to summarize the recent research regarding the mitochondrial quality control system and its molecular mechanism involved in myocardial infarction, as well as the potential therapeutic targets in the future.
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Affiliation(s)
- Chunfang Wang
- Department of Cardiovascular Medicine, The Second Xiangya Hospital, Central South University, Changsha, China
| | - Leiling Liu
- Department of Cardiovascular Medicine, The Second Xiangya Hospital, Central South University, Changsha, China
| | - Yishu Wang
- Department of Cardiovascular Medicine, The Second Xiangya Hospital, Central South University, Changsha, China
| | - Danyan Xu
- Department of Cardiovascular Medicine, The Second Xiangya Hospital, Central South University, Changsha, China
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29
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Rohrbach S, Li L, Novoyatleva T, Niemann B, Knapp F, Molenda N, Schulz R. Impact of PCSK9 on CTRP9-Induced Metabolic Effects in Adult Rat Cardiomyocytes. Front Physiol 2021; 12:593862. [PMID: 33643060 PMCID: PMC7904879 DOI: 10.3389/fphys.2021.593862] [Citation(s) in RCA: 15] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/11/2020] [Accepted: 01/18/2021] [Indexed: 12/12/2022] Open
Abstract
The adipocytokine adiponectin and its structural homologs, the C1q/TNF-related proteins (CTRPs), increase insulin sensitivity, fatty acid oxidation and mitochondrial biogenesis. Adiponectin- and CTRP-induced signal transduction has been described to involve the adiponectin receptors and a number of co-receptors including the Low density lipoprotein receptor-related protein 1 (LRP1). LRP1 is another target of the proprotein convertase subtilisin/kexin-9 (PCSK9) in addition to the LDL-receptor (LDL-R). Here, we investigated the influence of PCSK9 on the metabolic effects of CTRP9, the CTRP with the highest homology to adiponectin. Knockdown of LRP1 in H9C2 cardiomyoblasts blunts the effects of CTRP9 on signal transduction and mitochondrial biogenesis, suggesting its involvement in CTRP9-induced cellular effects. Treatment of adult rat cardiomyocytes with recombinant PCSK9 but not knockdown of endogenous PCSK9 by siRNA results in a strong reduction in LRP1 protein expression and subsequently reduces the mitochondrial biogenic effect of CTRP9. PCSK9 treatment (24 h) blunts the effects of CTRP9-induced signaling cascade activation (AMP-dependent protein kinase, protein kinase B). In addition, the stimulating effects of CTRP9 on cardiomyocyte mitochondrial biogenesis and glucose metabolism (GLUT-4 translocation, glucose uptake) are largely blunted. Basal fatty acid (FA) uptake is strongly reduced by exogenous PCSK9, although protein expression of the PCSK9 target CD36, the key regulator of FA transport in cardiomyocytes, is not altered. In addition, only minor effects of PCSK9 were observed on CTRP9-induced FA uptake or the expression of genes involved in FA metabolism or uptake. Finally, this CTRP9-induced increase in CD36 expression occurs independent from LRP1 and LDL-R. In conclusion, PCSK9 treatment influences LRP1-mediated signaling pathways in cardiomyocytes. Thus, therapeutic PCSK9 inhibition may provide an additional benefit through stimulation of glucose metabolism and mitochondrial biogenesis in addition to the known lipid-lowering effects. This could be an important beneficial side effect in situations with impaired mitochondrial function and reduced metabolic flexibility thereby influencing cardiac function.
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Affiliation(s)
- Susanne Rohrbach
- Institute of Physiology, Justus Liebig University Giessen, Giessen, Germany
| | - Ling Li
- Institute of Physiology, Justus Liebig University Giessen, Giessen, Germany
| | - Tatyana Novoyatleva
- Excellence Cluster Cardio Pulmonary Institute (CPI), Universities of Giessen and Marburg Lung Center (UGMLC), Member of the German Center for Lung Research (DZL), Justus Liebig University Giessen, Giessen, Germany
| | - Bernd Niemann
- Department of Cardiac and Vascular Surgery, Justus Liebig University Giessen, Giessen, Germany
| | - Fabienne Knapp
- Institute of Physiology, Justus Liebig University Giessen, Giessen, Germany
| | - Nicole Molenda
- Institute of Physiology, Justus Liebig University Giessen, Giessen, Germany
| | - Rainer Schulz
- Institute of Physiology, Justus Liebig University Giessen, Giessen, Germany
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30
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PCSK9: Associated with cardiac diseases and their risk factors? Arch Biochem Biophys 2020; 704:108717. [PMID: 33307067 DOI: 10.1016/j.abb.2020.108717] [Citation(s) in RCA: 22] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/23/2020] [Revised: 11/27/2020] [Accepted: 12/02/2020] [Indexed: 12/28/2022]
Abstract
PCSK9 plays a critical role in cholesterol metabolism via the PCSK9-LDLR axis. Liver-derived, circulating PCSK9 has become a novel drug target in lipid-lowering therapy. Accumulative evidence supports the possible association between PCSK9 and cardiac diseases and their risk factors. PCSK9 exerts various effects in the heart independently of LDL-cholesterol regulation. Acute myocardial infarction (AMI) induces local and systemic inflammation and reactive oxygen species generation, resulting in increased PCSK9 expression in hepatocytes and cardiomyocytes. PCSK9 upregulation promotes excessive autophagy and apoptosis in cardiomyocytes, thereby contributing to cardiac insufficiency. PCSK9 might also participate in the pathophysiology of heart failure by regulating fatty acid metabolism and cardiomyocyte contractility. It also promotes platelet activation and coagulation in patients with atrial fibrillation. PCSK9 is an independent predictor of aortic valve calcification and accelerates calcific aortic valve disease by regulating lipoprotein(a) catabolism. Accordingly, the use of PCSK9 inhibitors significantly reduced infarct sizes and arrhythmia and improves cardiac contractile function in a rat model of AMI. Circulating PCSK9 levels are positively correlated with age, diabetes mellitus, obesity, and hypertension. Here, we reviewed recent clinical and experimental studies exploring the association between PCSK9, cardiac diseases, and their related risk factors and aiming to identify possible underlying mechanisms.
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31
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Schlüter KD, Wolf A, Schreckenberg R. Coming Back to Physiology: Extra Hepatic Functions of Proprotein Convertase Subtilisin/Kexin Type 9. Front Physiol 2020; 11:598649. [PMID: 33364976 PMCID: PMC7750466 DOI: 10.3389/fphys.2020.598649] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/25/2020] [Accepted: 11/09/2020] [Indexed: 12/18/2022] Open
Abstract
Neuronal apoptosis regulated convertase-1 (NARC-1), now mostly known as proprotein convertase subtilisin/kexin type 9 (PCSK9), has received a lot of attention due to the fact that it is a key regulator of the low-density lipoprotein (LDL) receptor (LDL-R) and is therefore involved in hepatic LDL clearance. Within a few years, therapies targeting PCSK9 have reached clinical practice and they offer an additional tool to reduce blood cholesterol concentrations. However, PCSK9 is almost ubiquitously expressed in the body but has less well-understood functions and target proteins in extra hepatic tissues. As such, PCSK9 is involved in the regulation of neuronal survival and protein degradation, it affects the expression of the epithelial sodium channel (ENaC) in the kidney, it interacts with white blood cells and with cells of the vascular wall, and it modifies contractile activity of cardiomyocytes, and contributes to the regulation of cholesterol uptake in the intestine. Moreover, under stress conditions, signals from the kidney and heart can affect hepatic expression and thereby the plasma concentration of PCSK9 which then in turn can affect other target organs. Therefore, there is an intense relationship between the local (autocrine) and systemic (endocrine) effects of PCSK9. Although, PCSK9 has been recognized as a ubiquitously expressed modifier of cellular function and signaling molecules, its physiological role in different organs is not well-understood. The current review summarizes these findings.
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Affiliation(s)
| | - Annemarie Wolf
- Institute of Physiology, Justus-Liebig-University, Gießen, Germany
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32
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Wang X, Li X, Liu S, Brickell AN, Zhang J, Wu Z, Zhou S, Ding Z. PCSK9 regulates pyroptosis via mtDNA damage in chronic myocardial ischemia. Basic Res Cardiol 2020; 115:66. [PMID: 33180196 DOI: 10.1007/s00395-020-00832-w] [Citation(s) in RCA: 60] [Impact Index Per Article: 15.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/31/2020] [Accepted: 11/02/2020] [Indexed: 12/14/2022]
Abstract
Proprotein convertase subtilisin/Kexin type 9 (PCSK9) and pyroptosis both play important roles in myocardial infarction. This study was designed to test the hypothesis that PCSK9 regulates pyroptosis in cardiomyocytes during chronic myocardial ischemia. Primary cardiomyocytes were isolated from WT and PCSK9-/- mice. HL-1 cardiomyocytes were used to set up PCSK9-deficient (PCSK9-/-) and PCSK9-upregulated (PCSK9CRISPRa) cardiomyocyte cell line with CRISPR/Cas9 knockout or activation plasmid. Additional studies were performed with chronic myocardial ischemia in WT and PCSK9-/- mice. We observed that PCSK9 initiates mitochondrial DNA (mtDNA) damage, activates NLRP3 inflammasome signaling (NLRP3, ASC, Caspase-1, IL-1β, and IL-18), and subsequently induces Caspase-1-dependent pyroptosis. There was an intense expression of PCSK9 and pyroptosis marker, GSDMD-NT, in the zone bordering the infarct area. PCSK9-/- significantly suppressed expression of NLRP3 inflammasome signaling, GSDMD-NT, and LDH release. Furthermore, serum levels of PCSK9, NLPR3 inflammasome signaling, and pyroptosis (GSDMD and LDH release) were significantly elevated in patients with chronic myocardial ischemia as compared to those in age-matched healthy subjects. Human hearts with recent infarcts also showed high expression of PCSK9 and GSDMD-NT in the border zone similar to that in the infarcted mouse heart. These observations provide compelling evidence for the role of PCSK9 in regulating Caspase-1-dependent pyroptosis via mtDNA damage and may qualify pro-inflammatory cytokines and pyroptosis as potential targets to treat PCSK9-related cardiovascular diseases.
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MESH Headings
- Aged
- Animals
- Case-Control Studies
- Caspase 1/metabolism
- Cell Line
- Chronic Disease
- DNA Damage
- DNA, Mitochondrial/genetics
- DNA, Mitochondrial/metabolism
- Disease Models, Animal
- Female
- Humans
- Inflammasomes/metabolism
- Inflammation Mediators/metabolism
- Intracellular Signaling Peptides and Proteins/metabolism
- Male
- Mice, Inbred C57BL
- Mice, Knockout
- Middle Aged
- Mitochondria, Heart/enzymology
- Mitochondria, Heart/genetics
- Mitochondria, Heart/pathology
- Myocardial Ischemia/enzymology
- Myocardial Ischemia/genetics
- Myocardial Ischemia/pathology
- Myocytes, Cardiac/enzymology
- Myocytes, Cardiac/pathology
- NLR Family, Pyrin Domain-Containing 3 Protein/metabolism
- Phosphate-Binding Proteins/metabolism
- Proprotein Convertase 9/genetics
- Proprotein Convertase 9/metabolism
- Pyroptosis
- Signal Transduction
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Affiliation(s)
- Xianwei Wang
- Henan Key Laboratory of Medical Tissue Regeneration, Xinxiang Medical University, Xinxiang, China
| | - Xiao Li
- Henan Key Laboratory of Medical Tissue Regeneration, Xinxiang Medical University, Xinxiang, China
| | - Shijie Liu
- Central Arkansas Veterans Healthcare System and Department of Internal Medicine, University of Arkansas for Medical Sciences, Little Rock, USA
| | - Anna N Brickell
- Central Arkansas Veterans Healthcare System and Department of Internal Medicine, University of Arkansas for Medical Sciences, Little Rock, USA
| | - Jinghang Zhang
- Department of Pathology, The First Affiliated Hospital of Xinxiang Medical University, Xinxiang, China
| | - Zekun Wu
- Henan Key Laboratory of Medical Tissue Regeneration, Xinxiang Medical University, Xinxiang, China
| | - Sichang Zhou
- Department of Neurological Surgery, Weill Cornell Medicine, New York, USA
| | - Zufeng Ding
- Central Arkansas Veterans Healthcare System and Department of Internal Medicine, University of Arkansas for Medical Sciences, Little Rock, USA.
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33
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Andreadou I, Tsoumani M, Vilahur G, Ikonomidis I, Badimon L, Varga ZV, Ferdinandy P, Schulz R. PCSK9 in Myocardial Infarction and Cardioprotection: Importance of Lipid Metabolism and Inflammation. Front Physiol 2020; 11:602497. [PMID: 33262707 PMCID: PMC7688516 DOI: 10.3389/fphys.2020.602497] [Citation(s) in RCA: 21] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/03/2020] [Accepted: 10/26/2020] [Indexed: 12/12/2022] Open
Abstract
Extensive evidence from epidemiologic, genetic, and clinical intervention studies has indisputably shown that elevated low-density lipoprotein cholesterol (LDL-C) concentrations play a central role in the pathophysiology of atherosclerotic cardiovascular disease. Apart from LDL-C, also triglycerides independently modulate cardiovascular risk. Reduction of proprotein convertase subtilisin/kexin type 9 (PCSK9) has emerged as a therapeutic target for reducing plasma LDL-C, but it is also associated with a reduction in triglyceride levels potentially through modulation of the expression of free fatty acid transporters. Preclinical data indicate that PCSK9 is up-regulated in the ischaemic heart and decreasing PCSK9 expression impacts on infarct size, post infarct inflammation and remodeling as well as cardiac dysfunction following ischaemia/reperfusion. Clinical data support that notion in that PCSK9 inhibition is associated with reductions in the incidence of myocardial infarction, stroke, and coronary revascularization and an improvement of endothelial function in subjects with increased cardiovascular risk. The aim of the current review is to summarize the current knowledge on the importance of free fatty acid metabolism on myocardial ischaemia/reperfusion injury and to provide an update on recent evidence on the role of hyperlipidemia and PCSK9 in myocardial infarction and cardioprotection.
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Affiliation(s)
- Ioanna Andreadou
- Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece
| | - Maria Tsoumani
- Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Athens, Greece
| | - Gemma Vilahur
- Cardiovascular Program-ICCC, Research Institute-Hospital de la Santa Creu i Sant Pau, IIB-Sant Pau, Barcelona, Spain.,CIBERCV, Instituto Salud Carlos III, Madrid, Spain
| | - Ignatios Ikonomidis
- Second Cardiology Department, Attikon Hospital, Medical School, National and Kapodistrian University of Athens, Athens, Greece
| | - Lina Badimon
- Cardiovascular Program-ICCC, Research Institute-Hospital de la Santa Creu i Sant Pau, IIB-Sant Pau, Barcelona, Spain.,CIBERCV, Instituto Salud Carlos III, Madrid, Spain.,Cardiovascular Research Chair, Autonomous University of Barcelona (UAB), Barcelona Spain
| | - Zoltán V Varga
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary.,HCEMM-SU Cardiometabolic Immunology Research Group, Budapest, Hungary
| | - Péter Ferdinandy
- Department of Pharmacology and Pharmacotherapy, Semmelweis University, Budapest, Hungary.,Pharmahungary Group, Szeged, Hungary
| | - Rainer Schulz
- Institute for Physiology, Justus-Liebig University Giessen, Giessen, Germany
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34
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Wolf A, Kutsche HS, Schreckenberg R, Weber M, Li L, Rohrbach S, Schulz R, Schlüter KD. Autocrine effects of PCSK9 on cardiomyocytes. Basic Res Cardiol 2020; 115:65. [PMID: 33169229 PMCID: PMC7652747 DOI: 10.1007/s00395-020-00824-w] [Citation(s) in RCA: 16] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/06/2020] [Accepted: 09/23/2020] [Indexed: 01/21/2023]
Abstract
Proprotein convertase subtilisin kexin type 9 (PCSK9) is in the focus of cardiovascular research due to its role in hepatic low density lipoprotein (LDL) clearance. However, extrahepatic expression of PCSK9 such as in cardiomyocytes and its regulation by oxidized LDL (oxLDL) put notion on extrahepatic effects of PCSK9 as well. This study was aimed to reveal the role of PCSK9 in oxLDL-dependent regulation of cardiomyocyte function. Adult rat and mouse ventricular cardiomyocytes and isolated perfused hearts were used. OxLDL was applied to increase PCSK9 expression in cardiomyocytes. Cell function was analyzed by load-free cell shortening as well as left ventricular developed pressure of isolated hearts. OxLDL decreased shortening in wild-type-derived mouse cardiomyocytes but not in those isolated from PCSK9 knockout mice. Overexpression of human PCSK9 in rat cardiomyocytes reduced shortening in the absence of oxLDL. Addition of recombinant PCSK9 mimicked these effects. In cardiomyocytes, oxLDL induced PCSK9 release into the supernatant. Inhibition of PCSK9 by Pep 2-8 or alirocumab attenuated the oxLDL-induced loss of cardiomyocyte shortening. Cardiomyocytes express surfeit locus protein 4 (SURF-4), a protein required for PCSK9 secretion in human embryonic kidney cells (HEK 293 T), and silencing of SURF-4 reduced the oxLDL effects on cardiomyocytes. In isolated perfused rat hearts PCSK9 inhibition by alirocumab improved the function. In addition, left ventricular function of isolated hearts from PCSK9 knockout mice was increased under basal conditions as well as at 10 min and 120 min of reperfusion following 45 min of ischemia. Collectively, the data show that cardiomyocytes express and release PCSK9 that acts in an autocrine way on cardiomyocytes and impairs their function.
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Affiliation(s)
- Annemarie Wolf
- Institute of Physiology, Justus-Liebig-University Giessen, Aulweg 129, 35392, Gießen, Germany.
| | - Hanna Sarah Kutsche
- Institute of Physiology, Justus-Liebig-University Giessen, Aulweg 129, 35392, Gießen, Germany
| | - Rolf Schreckenberg
- Institute of Physiology, Justus-Liebig-University Giessen, Aulweg 129, 35392, Gießen, Germany
| | - Martin Weber
- Institute of Physiology, Justus-Liebig-University Giessen, Aulweg 129, 35392, Gießen, Germany
| | - Ling Li
- Institute of Physiology, Justus-Liebig-University Giessen, Aulweg 129, 35392, Gießen, Germany
| | - Susanne Rohrbach
- Institute of Physiology, Justus-Liebig-University Giessen, Aulweg 129, 35392, Gießen, Germany
| | - Rainer Schulz
- Institute of Physiology, Justus-Liebig-University Giessen, Aulweg 129, 35392, Gießen, Germany
| | - Klaus-Dieter Schlüter
- Institute of Physiology, Justus-Liebig-University Giessen, Aulweg 129, 35392, Gießen, Germany
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35
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Low-density lipoprotein receptor (LDLR) regulates NLRP3-mediated neuronal pyroptosis following cerebral ischemia/reperfusion injury. J Neuroinflammation 2020; 17:330. [PMID: 33153475 PMCID: PMC7643474 DOI: 10.1186/s12974-020-01988-x] [Citation(s) in RCA: 89] [Impact Index Per Article: 22.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/23/2019] [Accepted: 10/07/2020] [Indexed: 01/02/2023] Open
Abstract
BACKGROUND Inflammatory response has been recognized as a pivotal pathophysiological process during cerebral ischemic stroke. NLRP3 inflammasome, involved in the regulation of inflammatory cascade, can simultaneously lead to GSDMD-executed pyroptosis in cerebral ischemia. Low-density lipoprotein receptor (LDLR), responsible for cholesterol uptake, was noted to exert potential anti-inflammatory bioactivities. Nevertheless, the role of LDLR in neuroinflammation mobilized by cerebral ischemia/reperfusion (I/R) has not been investigated. METHODS Ischemic stroke mice model was accomplished by middle cerebral artery occlusion. Oxygen-glucose deprivation was employed after primary cortical neuron was extracted and cultured. A pharmacological inhibitor of NLRP3 (CY-09) was administered to suppress NLPR3 activation. Histological and biochemical analysis were performed to assess the neuronal death both in vitro and in vivo. In addition, neurological deficits and behavioral deterioration were evaluated in mice. RESULTS The expression of LDLR was downregulated following cerebral I/R injury. Genetic knockout of Ldlr enhanced caspase-1-dependent cleavage of GSDMD and resulted in severe neuronal pyroptosis. LDLR deficiency contributed to excessive NLRP3-mediated maturation and release of IL-1β and IL-18 under in vitro and in vivo ischemic conditions. These influences ultimately led to aggravated neurological deficits and long-term cognitive dysfunction. Blockade of NLRP3 substantially retarded neuronal pyroptosis in Ldlr-/- mice and cultured Ldlr-/- neuron after experimental stroke. CONCLUSIONS These results demonstrated that LDLR modulates NLRP3-mediated neuronal pyroptosis and neuroinflammation following ischemic stroke. Our findings characterize a novel role for LDLR as a potential therapeutic target in neuroinflammatory responses to acute cerebral ischemic injury.
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36
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Maneechote C, Palee S, Kerdphoo S, Jaiwongkam T, Chattipakorn SC, Chattipakorn N. Pharmacological inhibition of mitochondrial fission attenuates cardiac ischemia-reperfusion injury in pre-diabetic rats. Biochem Pharmacol 2020; 182:114295. [PMID: 33080185 DOI: 10.1016/j.bcp.2020.114295] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/19/2020] [Revised: 10/15/2020] [Accepted: 10/16/2020] [Indexed: 12/23/2022]
Abstract
An increase in the number of fragmented mitochondria contributes to the pathogenesis of ischemia-reperfusion (I/R) injury. Also, mitochondrial fission has shown an increase in obese condition. However, the cardioprotective roles of a mitochondrial fission inhibitor in obesity with cardiac I/R injury are unclear. We hypothesized that a fission inhibitor (Mdivi-1) reduces cardiac dysfunction during I/R injury in pre-diabetic rats. Male Wistar rats (n = 40) were received a high-fat diet for 12 weeks to induce prediabetes. Then, rats underwent a 30-min coronary artery ligation was performed followed by reperfusion for 120 min. These I/R rats were given either: (1) vehicle or Mdivi-1 treatment at 3 time points relative to onset of ischemia: (2) pre-ischemia; (3) during ischemia; and (4) at onset of reperfusion. Cardiac function, myocardial infarct size, mitochondrial function and dynamic balance were determined. Interestingly, Mdivi-1 given at any time points effectively attenuated mitochondrial reactive oxygen species production, depolarization, swelling, and dynamic imbalance, resulting in reduced arrhythmias, myocardial cell death, infarct size and enhanced cardiac performance during I/R injury in pre-diabetic rats. Taken together, inhibition of mitochondrial fission effectively protected the heart against cardiac I/R injury regardless of the time of administration in pre-diabetic rats.
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Affiliation(s)
- Chayodom Maneechote
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Cardiac Electrophysiology Unit, Department of Physiology, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Siripong Palee
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Sasiwan Kerdphoo
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Thidarat Jaiwongkam
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Siriporn C Chattipakorn
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Nipon Chattipakorn
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Cardiac Electrophysiology Unit, Department of Physiology, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand.
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37
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Acute administration of metformin prior to cardiac ischemia/reperfusion injury protects brain injury. Eur J Pharmacol 2020; 885:173418. [DOI: 10.1016/j.ejphar.2020.173418] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/05/2020] [Revised: 07/23/2020] [Accepted: 07/23/2020] [Indexed: 11/19/2022]
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38
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Yu Y, Su X, Qin Q, Hou Y, Zhang X, Zhang H, Jia M, Chen Y. Yes-associated protein and transcriptional coactivator with PDZ-binding motif as new targets in cardiovascular diseases. Pharmacol Res 2020; 159:105009. [DOI: 10.1016/j.phrs.2020.105009] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/11/2020] [Revised: 05/14/2020] [Accepted: 06/05/2020] [Indexed: 12/12/2022]
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39
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Guo Y, Yan B, Gui Y, Tang Z, Tai S, Zhou S, Zheng XL. Physiology and role of PCSK9 in vascular disease: Potential impact of localized PCSK9 in vascular wall. J Cell Physiol 2020; 236:2333-2351. [PMID: 32875580 DOI: 10.1002/jcp.30025] [Citation(s) in RCA: 22] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/07/2020] [Revised: 08/12/2020] [Accepted: 08/16/2020] [Indexed: 12/26/2022]
Abstract
Proprotein convertase subtilisin/kexin type-9 (PCSK9), a member of the proprotein convertase family, is an important drug target because of its crucial role in lipid metabolism. Emerging evidence suggests a direct role of localized PCSK9 in the pathogenesis of vascular diseases. With this in our consideration, we reviewed PCSK9 physiology with respect to recent development and major studies (clinical and experimental) on PCSK9 functionality in vascular disease. PCSK9 upregulates low-density lipoprotein (LDL)-cholesterol levels by binding to the LDL-receptor (LDLR) and facilitating its lysosomal degradation. PCSK9 gain-of-function mutations have been confirmed as a novel genetic mechanism for familial hypercholesterolemia. Elevated serum PCSK9 levels in patients with vascular diseases may contribute to coronary artery disease, atherosclerosis, cerebrovascular diseases, vasculitis, aortic diseases, and arterial aging pathogenesis. Experimental models of atherosclerosis, arterial aneurysm, and coronary or carotid artery ligation also support PCSK9 contribution to inflammatory response and disease progression, through LDLR-dependent or -independent mechanisms. More recently, several clinical trials have confirmed that anti-PCSK9 monoclonal antibodies can reduce systemic LDL levels, total nonfatal cardiovascular events, and all-cause mortality. Interaction of PCSK9 with other receptor proteins (LDLR-related proteins, cluster of differentiation family members, epithelial Na+ channels, and sortilin) may underlie its roles in vascular disease. Improved understanding of PCSK9 roles and molecular mechanisms in various vascular diseases will facilitate advances in lipid-lowering therapy and disease prevention.
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Affiliation(s)
- Yanan Guo
- Department of Cardiology, The Second Xiangya Hospital of Central South University, Changsha, China.,Department of Biochemistry & Molecular Biology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada.,Department of Physiology & Pharmacology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada
| | - Binjie Yan
- Department of Biochemistry & Molecular Biology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada.,Department of Physiology & Pharmacology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada.,Department of Pathophysiology, Institute of Cardiovascular Disease, Key Lab for Arteriosclerology of Hunan Province, University of South China, Hengyang, Hunan, China
| | - Yu Gui
- Department of Biochemistry & Molecular Biology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada.,Department of Physiology & Pharmacology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada
| | - Zhihan Tang
- Department of Biochemistry & Molecular Biology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada.,Department of Physiology & Pharmacology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada.,Department of Pathophysiology, Institute of Cardiovascular Disease, Key Lab for Arteriosclerology of Hunan Province, University of South China, Hengyang, Hunan, China
| | - Shi Tai
- Department of Cardiology, The Second Xiangya Hospital of Central South University, Changsha, China.,Department of Biochemistry & Molecular Biology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada.,Department of Physiology & Pharmacology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada
| | - Shenghua Zhou
- Department of Cardiology, The Second Xiangya Hospital of Central South University, Changsha, China
| | - Xi-Long Zheng
- Department of Biochemistry & Molecular Biology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada.,Department of Physiology & Pharmacology, Libin Cardiovascular Institute of Alberta, Cumming School of Medicine, The University of Calgary, Calgary, Alberta, Canada
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40
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Benjanuwattra J, Apaijai N, Chunchai T, Kerdphoo S, Jaiwongkam T, Arunsak B, Wongsuchai S, Chattipakorn N, Chattipakorn SC. Metformin preferentially provides neuroprotection following cardiac ischemia/reperfusion in non-diabetic rats. Biochim Biophys Acta Mol Basis Dis 2020; 1866:165893. [PMID: 32621957 DOI: 10.1016/j.bbadis.2020.165893] [Citation(s) in RCA: 22] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/28/2020] [Revised: 06/04/2020] [Accepted: 06/29/2020] [Indexed: 12/15/2022]
Abstract
Following acute myocardial infarction, re-establishment of coronary perfusion aggravates further injuries in the heart and remote organs including the brain as a consequence of ischemia/reperfusion (I/R) injury. Since pretreatment with metformin attenuated both cardiac and cerebral I/R injury via AMP-activated protein kinase (AMPK) pathways, we hypothesized that metformin given after ischemia mitigates both cardiac and brain pathologies following cardiac I/R. Male Wistar rats were subjected to either cardiac I/R (30 min-ischemia/120 min-reperfusion; n = 30) or sham operation (n = 5). Metformin 200 mg/kg was given intravenously to the cardiac I/R group (n = 10/group), either during ischemia (D-MET) or at the onset of reperfusion (R-MET). Left ventricular ejection fraction (LVEF) and arrhythmia scores were determined. The heart and brain tissues were collected to determine the extent of injury, mitochondrial function, and apoptosis. Additionally, microglial morphology, Alzheimer's proteins, and dendritic spine density were determined in the brain. Cardiac I/R led to not only reduced LVEF, cardiac mitochondrial dysfunction, and arrhythmias, but also brain mitochondrial dysfunction, apoptosis, Alzheimer's protein aggregation, microglial activation, and dendritic spine loss. A single dose of metformin did not alter p-AMPK/AMPK in both organs. In the heart, impaired LVEF, arrhythmias, infarct size expansion, mitochondrial dysfunction, and apoptosis were not alleviated. On the contrary, metformin attenuated brain mitochondrial dysfunction, apoptosis, and Alzheimer's protein levels. Microglial morphology and dendritic spine density were additionally preserved in D-MET group. In conclusion, metformin given during ischemia preferentially provides neuroprotection against brain mitochondrial dysfunction, apoptosis, microglial activation, and dendritic spine loss in an AMPK-independent manner following cardiac I/R injury.
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Affiliation(s)
- Juthipong Benjanuwattra
- Neurophysiology Unit, Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Nattayaporn Apaijai
- Neurophysiology Unit, Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Titikorn Chunchai
- Neurophysiology Unit, Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Sasiwan Kerdphoo
- Neurophysiology Unit, Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Thidarat Jaiwongkam
- Neurophysiology Unit, Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Bussarin Arunsak
- Neurophysiology Unit, Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Supawit Wongsuchai
- Neurophysiology Unit, Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Nipon Chattipakorn
- Neurophysiology Unit, Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand; Cardiac Electrophysiology Unit, Department of Physiology, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand
| | - Siriporn C Chattipakorn
- Neurophysiology Unit, Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand; Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai 50200, Thailand; Department of Oral Biology and Diagnostic Sciences, Faculty of Dentistry, Chiang Mai University, Chiang Mai 50200, Thailand.
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41
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Palee S, McSweeney CM, Maneechote C, Moisescu DM, Jaiwongkam T, Kerdphoo S, Chattipakorn SC, Chattipakorn N. PCSK9 inhibitor improves cardiac function and reduces infarct size in rats with ischaemia/reperfusion injury: Benefits beyond lipid-lowering effects. J Cell Mol Med 2019; 23:7310-7319. [PMID: 31557388 PMCID: PMC6815840 DOI: 10.1111/jcmm.14586] [Citation(s) in RCA: 41] [Impact Index Per Article: 8.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/03/2019] [Accepted: 07/13/2019] [Indexed: 12/13/2022] Open
Abstract
During acute cardiac ischaemia/reperfusion (I/R), an increased plasma proprotein convertase subtilisin/kexin 9 (PCSK9) level instigates inflammatory and oxidative processes within ventricular myocytes, resulting in cardiac dysfunction. Therefore, PCSK9 inhibitor (PCSK9i) might exert cardioprotection against I/R injury. However, the effects of PCSK9i on the heart during I/R injury have not been investigated. The effects of PCSK9i given at different time-points during I/R injury on left ventricular (LV) function were investigated. Male Wistar rats were subjected to cardiac I/R injury and divided into 3 treatment groups (n = 10/group): pre-ischaemia, during ischaemia and upon onset of reperfusion. The treatment groups received PCSK9i (Pep2-8, 10 μg/kg) intravenously. A control group (n = 10) received saline solution. During the I/R protocol, arrhythmia scores and LV function were determined. Then, the infarct size, mitochondrial function, mitochondrial dynamics and level of apoptosis were determined. PCSK9i given prior to ischaemia exerted cardioprotection through protection of cardiac mitochondrial function, decreased infarct size and improved LV function, compared with control. PCSK9i administered during ischaemia and upon the onset of reperfusion did not provide any of those benefits. PCSK9i administered before ischaemia exerts cardioprotection, as demonstrated by the attenuation of infarct size and cardiac arrhythmia during cardiac I/R injury. The attenuation is associated with improved mitochondrial function and connexin43 phosphorylation, leading to improved LV function.
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Affiliation(s)
- Siripong Palee
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.,Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai, Thailand
| | - Christian M McSweeney
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.,School of Biological Sciences, Faculty of Biology, Medicine and Health, The University of Manchester, Manchester, England
| | - Chayodom Maneechote
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.,Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai, Thailand.,Cardiac Electrophysiology Unit, Department of Physiology, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
| | - Dalila M Moisescu
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.,School of Biological Sciences, Faculty of Biology, Medicine and Health, The University of Manchester, Manchester, England
| | - Thidarat Jaiwongkam
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.,Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai, Thailand
| | - Sasiwan Kerdphoo
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.,Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai, Thailand
| | - Siriporn C Chattipakorn
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.,Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai, Thailand.,Department of Oral Biology and Diagnostic Sciences, Faculty of Dentistry, Chiang Mai University, Chiang Mai, Thailand
| | - Nipon Chattipakorn
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand.,Center of Excellence in Cardiac Electrophysiology Research, Chiang Mai University, Chiang Mai, Thailand.,Cardiac Electrophysiology Unit, Department of Physiology, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
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