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Yalcinkaya M, Tall AR. Genetic and epigenetic regulation of inflammasomes: Role in atherosclerosis. Atherosclerosis 2024; 396:118541. [PMID: 39111028 PMCID: PMC11374466 DOI: 10.1016/j.atherosclerosis.2024.118541] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/14/2024] [Revised: 07/05/2024] [Accepted: 07/10/2024] [Indexed: 09/06/2024]
Abstract
The cardiovascular complications of atherosclerosis are thought to arise from an inflammatory response to the accumulation of cholesterol-rich lipoproteins in the arterial wall. The positive outcome of CANTOS (Canakinumab Anti-inflammatory Thrombosis Outcome Study) provided key evidence to support this concept and suggested that inflammasomes and IL-1β are important inflammatory mediators in human atherosclerotic cardiovascular diseases (ACVD). In specific settings NLRP3 or AIM2 inflammasomes can induce inflammatory responses in the arterial wall and promote the formation of unstable atherosclerotic plaques. Clonal hematopoiesis (CH) has recently emerged as a major independent risk factor for ACVD. CH mutations arise during ageing and commonly involves variants in genes mediating epigenetic modifications (TET2, DNMT3A, ASXL1) or cytokine signaling (JAK2). Accumulating evidence points to the role of inflammasomes in the progression of CH-induced ACVD events and has shed light on the regulatory pathways and possible therapeutic approaches that specifically target inflammasomes in atherosclerosis. Epigenetic dynamics play a vital role in regulating the generation and activation of inflammasome components by causing changes in DNA methylation patterns and chromatin assembly. This review examines the genetic and epigenetic regulation of inflammasomes, the intersection of macrophage cholesterol accumulation with inflammasome activation and their roles in atherosclerosis. Understanding the involvement of inflammasomes in atherosclerosis pathogenesis may lead to customized treatments that reduce the burden of ACVD.
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Affiliation(s)
- Mustafa Yalcinkaya
- Division of Molecular Medicine, Department of Medicine, Columbia University Irving Medical Center, New York, NY, USA.
| | - Alan R Tall
- Division of Molecular Medicine, Department of Medicine, Columbia University Irving Medical Center, New York, NY, USA.
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2
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Zheng Y, Zhang X, Wang Z, Zhang R, Wei H, Yan X, Jiang X, Yang L. MCC950 as a promising candidate for blocking NLRP3 inflammasome activation: A review of preclinical research and future directions. Arch Pharm (Weinheim) 2024:e2400459. [PMID: 39180246 DOI: 10.1002/ardp.202400459] [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: 06/06/2024] [Revised: 07/19/2024] [Accepted: 07/30/2024] [Indexed: 08/26/2024]
Abstract
The NOD-like receptor thermal protein domain associated protein 3 (NLRP3) inflammasome is a key component of the innate immune system that triggers inflammation and pyroptosis and contributes to the development of several diseases. Therefore, blocking the activation of the NLRP3 inflammasome has therapeutic potential for the treatment of these diseases. MCC950, a selective small molecule inhibitor, has emerged as a promising candidate for blocking NLRP3 inflammasome activation. Ongoing research is focused on elucidating the specific targets of MCC950 as well as assessfing its metabolism and safety profile. This review discusses the diseases that have been studied in relation to MCC950, with a focus on stroke, Alzheimer's disease, liver injury, atherosclerosis, diabetes mellitus, and sepsis, using bibliometric analysis. It then summarizes the potential pharmacological targets of MCC950 and discusses its toxicity. Furthermore, it traces the progression from preclinical to clinical research for the treatment of these diseases. Overall, this review provides a solid foundation for the clinical therapeutic potential of MCC950 and offers insights for future research and therapeutic approaches.
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Affiliation(s)
- Yujia Zheng
- School of Integrative Medicine, Tianjin University of Traditional Chinese Medicine, Jinghai, Tianjin, China
| | - Xiaolu Zhang
- School of Integrative Medicine, Tianjin University of Traditional Chinese Medicine, Jinghai, Tianjin, China
| | - Ziyu Wang
- School of Integrative Medicine, Tianjin University of Traditional Chinese Medicine, Jinghai, Tianjin, China
| | - Ruifeng Zhang
- School of Integrative Medicine, Tianjin University of Traditional Chinese Medicine, Jinghai, Tianjin, China
| | - Huayuan Wei
- School of Integrative Medicine, Tianjin University of Traditional Chinese Medicine, Jinghai, Tianjin, China
| | - Xu Yan
- School of Integrative Medicine, Tianjin University of Traditional Chinese Medicine, Jinghai, Tianjin, China
| | - Xijuan Jiang
- School of Integrative Medicine, Tianjin University of Traditional Chinese Medicine, Jinghai, Tianjin, China
| | - Lin Yang
- School of Medicial Technology, Tianjin University of Traditional Chinese Medicine, Tianjin, Jinghai, China
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3
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Chen Y, Luo X, Xu B, Bao X, Jia H, Yu B. Oxidative Stress-Mediated Programmed Cell Death: a Potential Therapy Target for Atherosclerosis. Cardiovasc Drugs Ther 2024; 38:819-832. [PMID: 36522550 DOI: 10.1007/s10557-022-07414-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 12/04/2022] [Indexed: 12/23/2022]
Abstract
Nowadays, as a type of orderly and active death determined by genes, programmed cell death (PCD), including apoptosis, pyroptosis, ferroptosis, and necroptosis, has attracted much attention owing to its participation in numerous chronic cardiovascular diseases, especially atherosclerosis (AS), a canonical chronic inflammatory disease featured by lipid metabolism disturbance. Abundant researches have reported that PCD under distinct internal conditions fulfills different roles of atherosclerotic pathological processes, including lipid core expansion, leukocyte adhesion, and infiltration. Noteworthy, emerging evidence recently has also suggested that oxidative stress (OS), an imbalance of antioxidants and oxygen free radicals, has the potential to mediate PCD occurrence via multiple ways, including oxidization and deubiquitination. Interestingly, more recently, several studies have proposed that the mediating mechanisms could effect on the atherosclerotic initiation and progression significantly from variable aspects, so it is of great clinical importance to clarify how OS-mediated PCD and AS interact. Herein, with the aim of summarizing potential and sufficient atherosclerotic therapy targets, we seek to provide extensive analysis of the specific regulatory mechanisms of PCD mediated by OS and their multifaceted effects on the entire pathological atherosclerotic progression.
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Affiliation(s)
- Yuwu Chen
- Department of Cardiology, 2nd Affiliated Hospital of Harbin Medical University, Harbin, 150001, People's Republic of China
- Key Laboratory of Myocardial Ischemia, Ministry of Education, Harbin Medical University, Harbin, 150001, People's Republic of China
| | - Xing Luo
- Department of Cardiology, 2nd Affiliated Hospital of Harbin Medical University, Harbin, 150001, People's Republic of China
- Key Laboratory of Myocardial Ischemia, Ministry of Education, Harbin Medical University, Harbin, 150001, People's Republic of China
| | - Biyi Xu
- Department of Cardiology, 2nd Affiliated Hospital of Harbin Medical University, Harbin, 150001, People's Republic of China
- Key Laboratory of Myocardial Ischemia, Ministry of Education, Harbin Medical University, Harbin, 150001, People's Republic of China
| | - Xiaoyi Bao
- Department of Cardiology, 2nd Affiliated Hospital of Harbin Medical University, Harbin, 150001, People's Republic of China
- Key Laboratory of Myocardial Ischemia, Ministry of Education, Harbin Medical University, Harbin, 150001, People's Republic of China
| | - Haibo Jia
- Department of Cardiology, 2nd Affiliated Hospital of Harbin Medical University, Harbin, 150001, People's Republic of China.
- Key Laboratory of Myocardial Ischemia, Ministry of Education, Harbin Medical University, Harbin, 150001, People's Republic of China.
| | - Bo Yu
- Department of Cardiology, 2nd Affiliated Hospital of Harbin Medical University, Harbin, 150001, People's Republic of China
- Key Laboratory of Myocardial Ischemia, Ministry of Education, Harbin Medical University, Harbin, 150001, People's Republic of China
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MacRitchie N, Maffia P. Blocking Interleukin-1β: A Double-Edged Sword in Experimental Atherosclerosis. Arterioscler Thromb Vasc Biol 2024; 44:1537-1539. [PMID: 38813698 DOI: 10.1161/atvbaha.124.321113] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 05/31/2024]
Affiliation(s)
- Neil MacRitchie
- School of Infection and Immunity, College of Medical, Veterinary and Life Sciences (N.M., P.M.), University of Glasgow, United Kingdom
| | - Pasquale Maffia
- School of Infection and Immunity, College of Medical, Veterinary and Life Sciences (N.M., P.M.), University of Glasgow, United Kingdom
- School of Cardiovascular and Metabolic Health, College of Medical, Veterinary and Life Sciences (P.M.), University of Glasgow, United Kingdom
- Africa-Europe Cluster of Research Excellence in Non-Communicable Diseases and Multimorbidity, Glasgow, United Kingdom (P.M.)
- Department of Pharmacy, School of Medicine and Surgery, University of Naples Federico II, Italy (P.M.)
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Morales-Maldonado A, Humphry M, Figg N, Clarke MC. Human vascular smooth muscle cells utilise chymase for the atypical cleavage and activation of Interleukin-1β. Atherosclerosis 2024; 390:117308. [PMID: 37821269 DOI: 10.1016/j.atherosclerosis.2023.117308] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/15/2023] [Revised: 09/13/2023] [Accepted: 09/20/2023] [Indexed: 10/13/2023]
Abstract
BACKGROUND AND AIMS Atherosclerosis and other cardiovascular diseases (CVD) are well established to be both instigated and worsened by inflammation. Indeed, CANTOS formally proved that targeting the inflammatory cytokine IL-1β only could reduce both cardiovascular events and death. However, due to the central role of IL-1β in host defence, blockade increased fatal infections, suggesting targeting key immune mediators over the long natural history of CVD is unsuitable. Thus, discovering alternative mechanisms that generate vascular inflammation may identify more actionable targets. METHODS We used primary human VSMCs and a combination of biochemical, pharmacological and molecular biological techniques to generate the data. Human carotid atherosclerotic plaques were also assessed histologically. RESULTS We showed that VSMCs expressed and efficiently processed pro-IL-1β to the active form after receiving a single stimulus via IL-1R1 or TLR4. Importantly, pro-IL-1β processing did not utilise inflammasomes or caspases. Unusually, we found that cathepsin C-activated chymase was responsible for cleaving IL-1β in VSMCs, and provided evidence for chymase expression in cultured VSMCs and in the fibrous cap of human plaques. Chymase also efficiently cleaved and activated recombinant pro-IL-1β. CONCLUSIONS Thus, VSMCs are efficient activators of IL-1β that do not use canonical inflammasomes or caspases. Hence, this alternative pathway could be targeted for long-term treatment of CVDs, as it is not central to everyday host defence.
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Affiliation(s)
- Alejandra Morales-Maldonado
- Section of CardioRespiratory Medicine, The Heart & Lung Research Institute, The University of Cambridge, Papworth Road, Cambridge Biomedical Campus, Cambridge, CB2 0BB, UK
| | - Melanie Humphry
- Section of CardioRespiratory Medicine, The Heart & Lung Research Institute, The University of Cambridge, Papworth Road, Cambridge Biomedical Campus, Cambridge, CB2 0BB, UK
| | - Nichola Figg
- Section of CardioRespiratory Medicine, The Heart & Lung Research Institute, The University of Cambridge, Papworth Road, Cambridge Biomedical Campus, Cambridge, CB2 0BB, UK
| | - Murray Ch Clarke
- Section of CardioRespiratory Medicine, The Heart & Lung Research Institute, The University of Cambridge, Papworth Road, Cambridge Biomedical Campus, Cambridge, CB2 0BB, UK.
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Schelemei P, Wagner E, Picard FSR, Winkels H. Macrophage mediators and mechanisms in cardiovascular disease. FASEB J 2024; 38:e23424. [PMID: 38275140 DOI: 10.1096/fj.202302001r] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2023] [Revised: 12/21/2023] [Accepted: 12/29/2023] [Indexed: 01/27/2024]
Abstract
Macrophages are major players in myocardial infarction (MI) and atherosclerosis, two major cardiovascular diseases (CVD). Atherosclerosis is caused by the buildup of cholesterol-rich lipoproteins in blood vessels, causing inflammation, vascular injury, and plaque formation. Plaque rupture or erosion can cause thrombus formation resulting in inadequate blood flow to the heart muscle and MI. Inflammation, particularly driven by macrophages, plays a central role in both atherosclerosis and MI. Recent integrative approaches of single-cell analysis-based classifications in both murine and human atherosclerosis as well as experimental MI showed overlap in origin, diversity, and function of macrophages in the aorta and the heart. We here discuss differences and communalities between macrophages in the heart and aorta at steady state and in atherosclerosis or upon MI. We focus on markers, mediators, and functional states of macrophage subpopulations. Recent trials testing anti-inflammatory agents show a major benefit in reducing the inflammatory burden of CVD patients, but highlight a necessity for a broader understanding of immune cell ontogeny and heterogeneity in CVD. The novel insights into macrophage biology in CVD represent exciting opportunities for the development of novel treatment strategies against CVD.
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Affiliation(s)
- Patrik Schelemei
- University of Cologne, Faculty of Medicine and University Hospital Cologne, Clinic III for Internal Medicine, Cologne, Germany
- Center for Molecular Medicine Cologne (CMMC), University of Cologne, Cologne, Germany
| | - Elena Wagner
- University of Cologne, Faculty of Medicine and University Hospital Cologne, Clinic III for Internal Medicine, Cologne, Germany
- Center for Molecular Medicine Cologne (CMMC), University of Cologne, Cologne, Germany
| | - Felix Simon Ruben Picard
- University of Cologne, Faculty of Medicine and University Hospital Cologne, Clinic III for Internal Medicine, Cologne, Germany
- Center for Molecular Medicine Cologne (CMMC), University of Cologne, Cologne, Germany
| | - Holger Winkels
- University of Cologne, Faculty of Medicine and University Hospital Cologne, Clinic III for Internal Medicine, Cologne, Germany
- Center for Molecular Medicine Cologne (CMMC), University of Cologne, Cologne, Germany
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7
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Krajewski PK, Tsoukas M, Szepietowski JC. Pathological and Therapeutical Implications of Pyroptosis in Psoriasis and Hidradenitis Suppurativa: A Narrative Review. Curr Issues Mol Biol 2024; 46:663-676. [PMID: 38248345 PMCID: PMC10814322 DOI: 10.3390/cimb46010043] [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: 12/14/2023] [Revised: 01/04/2024] [Accepted: 01/08/2024] [Indexed: 01/23/2024] Open
Abstract
This manuscript explores the role of pyroptosis, an inflammatory programmed cell death, in the pathogenesis of two chronic dermatoses, psoriasis and hidradenitis suppurativa (HS). The diseases, though clinically diverse, share common pathogenetic pathways involving the unbalanced interaction between the adaptive and innate immune systems. This review focuses on the molecular changes in psoriatic and HS skin, emphasizing the activation of dendritic cells, secretion of interleukins (IL-17, IL-22, and TNF-α), and the involvement of inflammasomes, particularly NLRP3. This manuscript discusses the role of caspases, especially caspase-1, in driving pyroptosis and highlights the family of gasdermins (GSDMs) as key players in the formation of pores leading to cell rupture and the release of proinflammatory signals. This study delves into the potential therapeutic implications of targeting pyroptosis in psoriasis and HS, examining existing medications like biologics and Janus kinase inhibitors. It also reviews the current limitations and challenges in developing therapies that selectively target pyroptosis. Additionally, the manuscript explores the role of pyroptosis in various inflammatory disorders associated with psoriasis and HS, such as inflammatory bowel disease, diabetes mellitus, and cardiovascular disorders. The review concludes by emphasizing the need for further research to fully elucidate the pathomechanisms of these dermatoses and develop effective, targeted therapies.
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Affiliation(s)
- Piotr K. Krajewski
- Department of Dermatology, Venereology and Allergology, Wroclaw Medical University, Chalubinskiego 1, 50-368 Wroclaw, Poland;
| | - Maria Tsoukas
- Department of Dermatology, University of Illinois at Chicago, Chicago, IL 60607, USA;
| | - Jacek C. Szepietowski
- Department of Dermatology, Venereology and Allergology, Wroclaw Medical University, Chalubinskiego 1, 50-368 Wroclaw, Poland;
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Accogli T, Hibos C, Vegran F. Canonical and non-canonical functions of NLRP3. J Adv Res 2023; 53:137-151. [PMID: 36610670 PMCID: PMC10658328 DOI: 10.1016/j.jare.2023.01.001] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/08/2022] [Revised: 12/22/2022] [Accepted: 01/02/2023] [Indexed: 01/06/2023] Open
Abstract
BACKGROUND Since its discovery, NLRP3 is almost never separated from its major role in the protein complex it forms with ASC, NEK7 and Caspase-1, the inflammasome. This key component of the innate immune response mediates the secretion of proinflammatory cytokines IL-1β and IL-18 involved in immune response to microbial infection and cellular damage. However, NLRP3 has also other functions that do not involve the inflammasome assembly nor the innate immune response. These non-canonical functions have been poorly studied. Nevertheless, NLRP3 is associated with different kind of diseases probably through its inflammasome dependent function as through its inflammasome independent functions. AIM OF THE REVIEW The study and understanding of the canonical and non-canonical functions of NLRP3 can help to better understand its involvement in various pathologies. In parallel, the description of the mechanisms of action and regulation of its various functions, can allow the identification of new therapeutic strategies. KEY SCIENTIFIC CONCEPTS OF THE REVIEW NLRP3 functions have mainly been studied in the context of the inflammasome, in myeloid cells and in totally deficient transgenic mice. However, for several year, the work of different teams has proven that NLRP3 is also expressed in other cell types where it has functions that are independent of the inflammasome. If these studies suggest that NLRP3 could play different roles in the cytoplasm or the nucleus of the cells, the mechanisms underlying NLRP3 non-canonical functions remain unclear. This is why we propose in this review an inventory of the canonical and non-canonical functions of NLRP3 and their impact in different pathologies.
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Affiliation(s)
- Théo Accogli
- Faculté des Sciences de Santé- University of Burgundy, Dijon 21000, FRANCE; CAdIR Team - Centre de Recherche INSERM - UMR 1231, Dijon 21000, FRANCE
| | - Christophe Hibos
- Faculté des Sciences de Santé- University of Burgundy, Dijon 21000, FRANCE; CAdIR Team - Centre de Recherche INSERM - UMR 1231, Dijon 21000, FRANCE; Université de Bourgogne Franche-Comté, Dijon 21000, FRANCE
| | - Frédérique Vegran
- Faculté des Sciences de Santé- University of Burgundy, Dijon 21000, FRANCE; CAdIR Team - Centre de Recherche INSERM - UMR 1231, Dijon 21000, FRANCE; Department of Biology and Pathology of Tumors - Centre anticancéreux GF Leclerc, Dijon 21000, FRANCE.
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Laera N, Malerba P, Vacanti G, Nardin S, Pagnesi M, Nardin M. Impact of Immunity on Coronary Artery Disease: An Updated Pathogenic Interplay and Potential Therapeutic Strategies. Life (Basel) 2023; 13:2128. [PMID: 38004268 PMCID: PMC10672143 DOI: 10.3390/life13112128] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/02/2023] [Revised: 10/23/2023] [Accepted: 10/24/2023] [Indexed: 11/26/2023] Open
Abstract
Coronary artery disease (CAD) is the leading cause of death worldwide. It is a result of the buildup of atherosclerosis within the coronary arteries. The role of the immune system in CAD is complex and multifaceted. The immune system responds to damage or injury to the arterial walls by initiating an inflammatory response. However, this inflammatory response can become chronic and lead to plaque formation. Neutrophiles, macrophages, B lymphocytes, T lymphocytes, and NKT cells play a key role in immunity response, both with proatherogenic and antiatherogenic signaling pathways. Recent findings provide new roles and activities referring to endothelial cells and vascular smooth muscle cells, which help to clarify the intricate signaling crosstalk between the involved actors. Research is ongoing to explore immunomodulatory therapies that target the immune system to reduce inflammation and its contribution to atherosclerosis. This review aims to summarize the pathogenic interplay between immunity and CAD and the potential therapeutic strategies, and explore immunomodulatory therapies that target the immune system to reduce inflammation and its contribution to atherosclerosis.
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Affiliation(s)
- Nicola Laera
- Department of Clinical and Experimental Sciences, University of Brescia, 25123 Brescia, Italy;
- Second Medicine Division, Department of Medicine, ASST Spedali Civili di Brescia, 25123 Brescia, Italy
| | - Paolo Malerba
- Department of Clinical and Experimental Sciences, University of Brescia, 25123 Brescia, Italy;
- Division of Medicine, Department of Medicine, ASST Spedali Civili di Montichiari, 25018 Montichiari, Italy
| | - Gaetano Vacanti
- Medical Clinic IV, Department of Cardiology, Municipal Hospital, 76133 Karlsruhe, Germany;
| | - Simone Nardin
- U.O. Clinica di Oncologia Medica, IRCCS Ospedale Policlinico San Martino, 16132 Genova, Italy;
- Department of Internal Medicine and Medical Sciences, School of Medicine, University of Genova, 16126 Genova, Italy
| | - Matteo Pagnesi
- Division of Cardiology, ASST Spedali Civili of Brescia, 25123 Brescia, Italy;
| | - Matteo Nardin
- Department of Biomedical Sciences, Humanitas University, Via Rita Levi Montalcini 4, Pieve Emanuele, 20090 Milan, Italy;
- Third Medicine Division, Department of Medicine, ASST Spedali Civili di Brescia, 25123 Brescia, Italy
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Burzynski LC, Morales-Maldonado A, Rodgers A, Kitt LA, Humphry M, Figg N, Bennett MR, Clarke MCH. Thrombin-activated interleukin-1α drives atherogenesis, but also promotes vascular smooth muscle cell proliferation and collagen production. Cardiovasc Res 2023; 119:2179-2189. [PMID: 37309666 PMCID: PMC10578913 DOI: 10.1093/cvr/cvad091] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/14/2023] [Revised: 03/27/2023] [Accepted: 04/19/2023] [Indexed: 06/14/2023] Open
Abstract
AIMS Atherosclerosis is driven by multiple processes across multiple body systems. For example, the innate immune system drives both atherogenesis and plaque rupture via inflammation, while coronary artery-occluding thrombi formed by the coagulation system cause myocardial infarction and death. However, the interplay between these systems during atherogenesis is understudied. We recently showed that coagulation and immunity are fundamentally linked by the activation of interleukin-1α (IL-1α) by thrombin, and generated a novel knock-in mouse in which thrombin cannot activate endogenous IL-1α [IL-1α thrombin mutant (IL-1αTM)]. METHODS AND RESULTS Here, we show significantly reduced atherosclerotic plaque formation in IL-1αTM/Apoe-/- mice compared with Apoe-/- and reduced T-cell infiltration. However, IL-1αTM/Apoe-/- plaques have reduced vascular smooth muscle cells, collagen, and fibrous caps, indicative of a more unstable phenotype. Interestingly, the reduced atherogenesis seen with thrombin inhibition was absent in IL-1αTM/Apoe-/- mice, suggesting that thrombin inhibitors can affect atherosclerosis via reduced IL-1α activation. Finally, bone marrow chimeras show that thrombin-activated IL-1α is derived from both vessel wall and myeloid cells. CONCLUSIONS Together, we reveal that the atherogenic effect of ongoing coagulation is, in part, mediated via thrombin cleavage of IL-1α. This not only highlights the importance of interplay between systems during disease and the potential for therapeutically targeting IL-1α and/or thrombin, but also forewarns that IL-1 may have a role in plaque stabilization.
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Affiliation(s)
- Laura C Burzynski
- Section of CardioRespiratory Medicine, The Heart and Lung Research
Institute, The University of Cambridge, Papworth Road,
Cambridge Biomedical Campus, Cambridge CB2 0BB, UK
| | - Alejandra Morales-Maldonado
- Section of CardioRespiratory Medicine, The Heart and Lung Research
Institute, The University of Cambridge, Papworth Road,
Cambridge Biomedical Campus, Cambridge CB2 0BB, UK
| | - Amanda Rodgers
- Section of CardioRespiratory Medicine, The Heart and Lung Research
Institute, The University of Cambridge, Papworth Road,
Cambridge Biomedical Campus, Cambridge CB2 0BB, UK
| | - Lauren A Kitt
- Section of CardioRespiratory Medicine, The Heart and Lung Research
Institute, The University of Cambridge, Papworth Road,
Cambridge Biomedical Campus, Cambridge CB2 0BB, UK
| | - Melanie Humphry
- Section of CardioRespiratory Medicine, The Heart and Lung Research
Institute, The University of Cambridge, Papworth Road,
Cambridge Biomedical Campus, Cambridge CB2 0BB, UK
| | - Nichola Figg
- Section of CardioRespiratory Medicine, The Heart and Lung Research
Institute, The University of Cambridge, Papworth Road,
Cambridge Biomedical Campus, Cambridge CB2 0BB, UK
| | - Martin R Bennett
- Section of CardioRespiratory Medicine, The Heart and Lung Research
Institute, The University of Cambridge, Papworth Road,
Cambridge Biomedical Campus, Cambridge CB2 0BB, UK
| | - Murray C H Clarke
- Section of CardioRespiratory Medicine, The Heart and Lung Research
Institute, The University of Cambridge, Papworth Road,
Cambridge Biomedical Campus, Cambridge CB2 0BB, UK
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11
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Cho S, Ying F, Sweeney G. Sterile inflammation and the NLRP3 inflammasome in cardiometabolic disease. Biomed J 2023; 46:100624. [PMID: 37336361 PMCID: PMC10539878 DOI: 10.1016/j.bj.2023.100624] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/30/2023] [Revised: 06/11/2023] [Accepted: 06/14/2023] [Indexed: 06/21/2023] Open
Abstract
Inflammation plays an important role in the pathophysiology of cardiometabolic diseases. Sterile inflammation, a non-infectious and damage-associated molecular pattern (DAMP)-induced innate response, is now well-established to be closely associated with development and progression of cardiometabolic diseases. The NOD-like receptor (NLR) family pyrin domain-containing 3 (NLRP3) inflammasome is well-established as a major player in sterile inflammatory responses. It is a multimeric cytosolic protein complex which regulates the activation of caspase-1 and subsequently promotes cleavage and release of interleukin (IL)-1 family cytokines, which have a deleterious impact on the development of cardiometabolic diseases. Therefore, targeting NLRP3 itself or the downstream consequences of NLRP3 activation represent excellent potential therapeutic targets in inflammatory cardiometabolic diseases. Here, we review our current understanding of the role which NLRP3 inflammasome regulation plays in cardiometabolic diseases such as obesity, diabetes, non-alcoholic steatohepatitis (NASH), atherosclerosis, ischemic heart disease and cardiomyopathy. Finally, we highlight the potential of targeting NLPR3 or related signaling molecules as a therapeutic approach.
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Affiliation(s)
- Sungji Cho
- Department of Biology, York University, Toronto, Ontario, Canada
| | - Fan Ying
- Department of Biology, York University, Toronto, Ontario, Canada
| | - Gary Sweeney
- Department of Biology, York University, Toronto, Ontario, Canada.
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12
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Maeder C, Speer T, Wirth A, Boeckel JN, Fatima S, Shahzad K, Freichel M, Laufs U, Gaul S. Membrane-bound Interleukin-1α mediates leukocyte adhesion during atherogenesis. Front Immunol 2023; 14:1252384. [PMID: 37701434 PMCID: PMC10494239 DOI: 10.3389/fimmu.2023.1252384] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/04/2023] [Accepted: 08/10/2023] [Indexed: 09/14/2023] Open
Abstract
Introduction The interleukin-1 (IL-1) family and the NLR family pyrin domain-containing 3 (NLRP3) inflammasome contribute to atherogenesis but the underlying mechanisms are incompletely understood. Unlike IL-1β, IL-1α is not dependent on the NLRP3 inflammasome to exert its pro-inflammatory effects. Here, a non-genetic model was applied to characterize the role of IL-1α, IL-1β, and NLRP3 for the pathogenesis of atherosclerosis. Methods Atherogenesis was induced by gain-of-function PCSK9-AAV8 mutant viruses and feeding of a high-fat western diet (WTD) for 12 weeks in C57Bl6/J wildtype mice (WT) and in Il1a-/-, Nlrp3-/-, and Il1b-/- mice. Results PCSK9-Il1a-/- mice showed reduced atherosclerotic plaque area in the aortic root with lower lipid accumulation, while no difference was observed between PCSK9-WT, PCSK9-Nlrp3-/- and PCSK9-Il1b-/- mice. Serum proteomic analysis showed a reduction of pro-inflammatory cytokines (e.g., IL-1β, IL-6) in PCSK9-Il1a-/- as well as in PCSK9-Nlrp3-/- and PCSK9-Il1b-/- mice. Bone marrow dendritic cells (BMDC) of PCSK9-WT, PCSK9-Nlrp3-/-, and PCSK9-Il1b-/- mice and primary human monocytes showed translocation of IL-1α to the plasma membrane (csIL-1α) upon stimulation with LPS. The translocation of IL-1α to the cell surface was regulated by myristoylation and increased in mice with hypercholesterolemia. CsIL-1α and IL1R1 protein-protein interaction on endothelial cells induced VCAM1 expression and monocyte adhesion, which was abrogated by the administration of neutralizing antibodies against IL-1α and IL1R1. Conclusion The results highlight the importance of IL-1α on the cell surface of circulating leucocytes for the development of atherosclerosis. PCSK9-Il1a-/- mice, but not PCSK9-Nlrp3-/- or PCSK9-Il1b-/- mice, are protected from atherosclerosis after induction of hypercholesterolemia independent of circulating cytokines. Myristoylation and translocation of IL-1α to the cell surface in myeloid cells facilitates leukocyte adhesion and contributes to the development of atherosclerosis.
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Affiliation(s)
- Christina Maeder
- Klinik und Poliklinik für Kardiologie, Universitätsklinikum Leipzig, Leipzig University, Leipzig, Germany
| | - Thimoteus Speer
- Medizinische Klinik 4, Nephrologie, Goethe-Universität Frankfurt, Frankfurt am Main, Germany
- Else Kroener Fresenius Zentrum für Nephrologische Forschung, Goethe-Universität Frankfurt, Frankfurt am Main, Germany
| | - Angela Wirth
- Institute of Pharmacology, Heidelberg University, Heidelberg, Germany
- DZHK (German Centre for Cardiovascular Research), Partner Site Heidelberg/Mannheim, Heidelberg, Germany
| | - Jes-Niels Boeckel
- Klinik und Poliklinik für Kardiologie, Universitätsklinikum Leipzig, Leipzig University, Leipzig, Germany
| | - Sameen Fatima
- Department of Diagnostics, Laboratory Medicine, Clinical Chemistry and Molecular Diagnostic, Universitätsklinikum Leipzig, Leipzig University, Leipzig, Germany
| | - Khurrum Shahzad
- Department of Diagnostics, Laboratory Medicine, Clinical Chemistry and Molecular Diagnostic, Universitätsklinikum Leipzig, Leipzig University, Leipzig, Germany
| | - Marc Freichel
- Institute of Pharmacology, Heidelberg University, Heidelberg, Germany
- DZHK (German Centre for Cardiovascular Research), Partner Site Heidelberg/Mannheim, Heidelberg, Germany
| | - Ulrich Laufs
- Klinik und Poliklinik für Kardiologie, Universitätsklinikum Leipzig, Leipzig University, Leipzig, Germany
| | - Susanne Gaul
- Klinik und Poliklinik für Kardiologie, Universitätsklinikum Leipzig, Leipzig University, Leipzig, Germany
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13
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Alam MA, Caocci M, Ren M, Chen Z, Liu F, Khatun MS, Kolls JK, Qin X, Burdo TH. Deficiency of Caspase-1 Attenuates HIV-1-Associated Atherogenesis in Mice. Int J Mol Sci 2023; 24:12871. [PMID: 37629052 PMCID: PMC10454548 DOI: 10.3390/ijms241612871] [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: 07/05/2023] [Revised: 08/10/2023] [Accepted: 08/15/2023] [Indexed: 08/27/2023] Open
Abstract
Within arterial plaque, HIV infection creates a state of inflammation and immune activation, triggering NLRP3/caspase-1 inflammasome, tissue damage, and monocyte/macrophage infiltration. Previously, we documented that caspase-1 activation in myeloid cells was linked with HIV-associated atherosclerosis in mice and people with HIV. Here, we mechanistically examined the direct effect of caspase-1 on HIV-associated atherosclerosis. Caspase-1-deficient (Casp-1-/-) mice were crossed with HIV-1 transgenic (Tg26+/-) mice with an atherogenic ApoE-deficient (ApoE-/-) background to create global caspase-1-deficient mice (Tg26+/-/ApoE-/-/Casp-1-/-). Caspase-1-sufficient (Tg26+/-/ApoE-/-/Casp-1+/+) mice served as the controls. Next, we created chimeric hematopoietic cell-deficient mice by reconstituting irradiated ApoE-/- mice with bone marrow cells transplanted from Tg26+/-/ApoE-/-/Casp-1-/- (BMT Casp-1-/-) or Tg26+/-/ApoE-/-/Casp-1+/+ (BMT Casp-1+/+) mice. Global caspase-1 knockout in mice suppressed plaque deposition in the thoracic aorta, serum IL-18 levels, and ex vivo foam cell formation. The deficiency of caspase-1 in hematopoietic cells resulted in reduced atherosclerotic plaque burden in the whole aorta and aortic root, which was associated with reduced macrophage infiltration. Transcriptomic analyses of peripheral mononuclear cells and splenocytes indicated that caspase-1 deficiency inhibited caspase-1 pathway-related genes. These results document the critical atherogenic role of caspase-1 in chronic HIV infection and highlight the implication of this pathway and peripheral immune activation in HIV-associated atherosclerosis.
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Affiliation(s)
- Mohammad Afaque Alam
- Department of Comparative Pathology, Tulane National Primate Research Center, Tulane University School of Medicine, Tulane University, 18703 Three Rivers Road, Covington, LA 70433, USA; (M.A.A.); (M.R.); (Z.C.); (F.L.)
- Department of Microbiology and Immunology, School of Medicine, Tulane University, New Orleans, LA 70112, USA
| | - Maurizio Caocci
- Department of Microbiology, Immunology and Inflammation, Center for NeuroVirology and Gene Editing, Lewis Katz School of Medicine, Temple University, Philadelphia, PA 19140, USA;
| | - Mi Ren
- Department of Comparative Pathology, Tulane National Primate Research Center, Tulane University School of Medicine, Tulane University, 18703 Three Rivers Road, Covington, LA 70433, USA; (M.A.A.); (M.R.); (Z.C.); (F.L.)
- Department of Microbiology and Immunology, School of Medicine, Tulane University, New Orleans, LA 70112, USA
| | - Zheng Chen
- Department of Comparative Pathology, Tulane National Primate Research Center, Tulane University School of Medicine, Tulane University, 18703 Three Rivers Road, Covington, LA 70433, USA; (M.A.A.); (M.R.); (Z.C.); (F.L.)
- Department of Microbiology and Immunology, School of Medicine, Tulane University, New Orleans, LA 70112, USA
| | - Fengming Liu
- Department of Comparative Pathology, Tulane National Primate Research Center, Tulane University School of Medicine, Tulane University, 18703 Three Rivers Road, Covington, LA 70433, USA; (M.A.A.); (M.R.); (Z.C.); (F.L.)
- Department of Microbiology and Immunology, School of Medicine, Tulane University, New Orleans, LA 70112, USA
| | - Mst Shamima Khatun
- Departments of Pediatrics & Medicine, Center for Translational Research in Infection and Inflammation, Tulane University School of Medicine, New Orleans, LA 70112, USA; (M.S.K.); (J.K.K.)
| | - Jay K. Kolls
- Departments of Pediatrics & Medicine, Center for Translational Research in Infection and Inflammation, Tulane University School of Medicine, New Orleans, LA 70112, USA; (M.S.K.); (J.K.K.)
- Department of Medicine, Section of Pulmonary Diseases, Critical Care and Environmental Medicine, Tulane University School of Medicine, New Orleans, LA 70112, USA
| | - Xuebin Qin
- Department of Comparative Pathology, Tulane National Primate Research Center, Tulane University School of Medicine, Tulane University, 18703 Three Rivers Road, Covington, LA 70433, USA; (M.A.A.); (M.R.); (Z.C.); (F.L.)
- Department of Microbiology and Immunology, School of Medicine, Tulane University, New Orleans, LA 70112, USA
| | - Tricia H. Burdo
- Department of Microbiology, Immunology and Inflammation, Center for NeuroVirology and Gene Editing, Lewis Katz School of Medicine, Temple University, Philadelphia, PA 19140, USA;
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14
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Abstract
The CANTOS (Canakinumab Anti-inflammatory Thrombosis Outcome Study) and colchicine trials suggest an important role of inflammasomes and their major product IL-1β (interleukin 1β) in human atherosclerotic cardiovascular disease. Moreover, studies in mouse models indicate a causal role of inflammasomes and IL-1β in atherosclerosis. However, recent studies have led to a more granular view of the role of inflammasomes in atherosclerosis. Studies in hyperlipidemic mouse models suggest that prominent activation of the NLRP3 inflammasome requires a second hit such as defective cholesterol efflux, defective DNA repair, clonal hematopoiesis or diabetes. Similarly in humans some mutations promoting clonal hematopoiesis increase coronary artery disease risk in part by promoting inflammasome activation. Recent studies in mice and humans point to a wider role of the AIM2 (absent in melanoma 2) inflammasome in promoting cardiovascular disease including in some forms of clonal hematopoiesis and diabetes. These developments suggest a precision medicine approach in which treatments targeting inflammasomes or IL-1β might be best employed in clinical settings involving increased inflammasome activation.
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Affiliation(s)
- Alan R Tall
- Division of Molecular Medicine, Department of Medicine, Columbia University Irving Medical Center, New York (A.R.T.)
| | - Karin E Bornfeldt
- Division of Metabolism, Endocrinology and Nutrition, Department of Medicine, University of Washington Medicine Diabetes Institute, University of Washington, Seattle (K.E.B.)
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15
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Bauer S, Hezinger L, Rexhepi F, Ramanathan S, Kufer TA. NOD-like Receptors-Emerging Links to Obesity and Associated Morbidities. Int J Mol Sci 2023; 24:ijms24108595. [PMID: 37239938 DOI: 10.3390/ijms24108595] [Citation(s) in RCA: 7] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/05/2023] [Revised: 05/06/2023] [Accepted: 05/08/2023] [Indexed: 05/28/2023] Open
Abstract
Obesity and its associated metabolic morbidities have been and still are on the rise, posing a major challenge to health care systems worldwide. It has become evident over the last decades that a low-grade inflammatory response, primarily proceeding from the adipose tissue (AT), essentially contributes to adiposity-associated comorbidities, most prominently insulin resistance (IR), atherosclerosis and liver diseases. In mouse models, the release of pro-inflammatory cytokines such as TNF-alpha (TNF-α) and interleukin (IL)-1β and the imprinting of immune cells to a pro-inflammatory phenotype in AT play an important role. However, the underlying genetic and molecular determinants are not yet understood in detail. Recent evidence demonstrates that nucleotide-binding and oligomerization domain (NOD)-like receptor (NLR) family proteins, a group of cytosolic pattern recognition receptors (PRR), contribute to the development and control of obesity and obesity-associated inflammatory responses. In this article, we review the current state of research on the role of NLR proteins in obesity and discuss the possible mechanisms leading to and the outcomes of NLR activation in the obesity-associated morbidities IR, type 2 diabetes mellitus (T2DM), atherosclerosis and non-alcoholic fatty liver disease (NAFLD) and discuss emerging ideas about possibilities for NLR-based therapeutic interventions of metabolic diseases.
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Affiliation(s)
- Sarah Bauer
- Institute of Nutritional Medicine, Department of Immunology, University of Hohenheim, 70593 Stuttgart, Germany
| | - Lucy Hezinger
- Institute of Nutritional Medicine, Department of Immunology, University of Hohenheim, 70593 Stuttgart, Germany
| | - Fjolla Rexhepi
- Department of Immunology and Cell Biology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC J1K 2R1, Canada
| | - Sheela Ramanathan
- Department of Immunology and Cell Biology, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, QC J1K 2R1, Canada
| | - Thomas A Kufer
- Institute of Nutritional Medicine, Department of Immunology, University of Hohenheim, 70593 Stuttgart, Germany
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16
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Abstract
With a global burden of 844 million, chronic kidney disease (CKD) is now considered a public health priority. Cardiovascular risk is pervasive in this population, and low-grade systemic inflammation is an established driver of adverse cardiovascular outcomes in these patients. Accelerated cellular senescence, gut microbiota-dependent immune activation, posttranslational lipoprotein modifications, neuroimmune interactions, osmotic and nonosmotic sodium accumulation, acute kidney injury, and precipitation of crystals in the kidney and the vascular system all concur in determining the unique severity of inflammation in CKD. Cohort studies documented a strong link between various biomarkers of inflammation and the risk of progression to kidney failure and cardiovascular events in patients with CKD. Interventions targeting diverse steps of the innate immune response may reduce the risk of cardiovascular and kidney disease. Among these, inhibition of IL-1β (interleukin-1 beta) signaling by canakinumab reduced the risk for cardiovascular events in patients with coronary heart disease, and this protection was equally strong in patients with and without CKD. Several old (colchicine) and new drugs targeting the innate immune system, like the IL-6 (interleukin 6) antagonist ziltivekimab, are being tested in large randomized clinical trials to thoroughly test the hypothesis that mitigating inflammation may translate into better cardiovascular and kidney outcomes in patients with CKD.
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Affiliation(s)
- Carmine Zoccali
- Renal Research Institute New York and Institute of Molecular Biology and genetics (BIOGEM), Ariano Irpino, Italy and Associazione Ipertensione, Nefrologia, Trapianto (IPNET), Reggio Calabria Italy (C.Z.)
| | - Francesca Mallamaci
- Division of Nephrology and Transplantation, Grande Ospedale Metropolitano, Reggio Calabria, Italy and National Research Council (CNR), Clinical Epidemiology of Hypertension and Renal Diseases Unit of the Institute of Clinical Physiology, Reggio Calabria, Italy (F.M.)
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17
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Nardin M, Verdoia M, Laera N, Cao D, De Luca G. New Insights into Pathophysiology and New Risk Factors for ACS. J Clin Med 2023; 12:jcm12082883. [PMID: 37109221 PMCID: PMC10146393 DOI: 10.3390/jcm12082883] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/31/2023] [Revised: 03/27/2023] [Accepted: 04/07/2023] [Indexed: 04/29/2023] Open
Abstract
Cardiovascular disease still represents the main cause of mortality worldwide. Despite huge improvements, atherosclerosis persists as the principal pathological condition, both in stable and acute presentation. Specifically, acute coronary syndromes have received substantial research and clinical attention in recent years, contributing to improve overall patients' outcome. The identification of different evolution patterns of the atherosclerotic plaque and coronary artery disease has suggested the potential need of different treatment approaches, according to the mechanisms and molecular elements involved. In addition to traditional risk factors, the finer portrayal of other metabolic and lipid-related mediators has led to higher and deep knowledge of atherosclerosis, providing potential new targets for clinical management of the patients. Finally, the impressive advances in genetics and non-coding RNAs have opened a wide field of research both on pathophysiology and the therapeutic side that are extensively under investigation.
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Affiliation(s)
- Matteo Nardin
- Department of Biomedical Sciences, Humanitas University, 20072 Milan, Italy
- Third Medicine Division, Department of Medicine, ASST Spedali Civili, 25123 Brescia, Italy
| | - Monica Verdoia
- Division of Cardiology, Ospedale degli Infermi, ASL Biella, 13900 Biella, Italy
- Department of Translational Medicine, Eastern Piedmont University, 13100 Novara, Italy
| | - Nicola Laera
- Department of Clinical and Experimental Sciences, University of Brescia, 25121 Brescia, Italy
| | - Davide Cao
- Department of Biomedical Sciences, Humanitas University, 20072 Milan, Italy
| | - Giuseppe De Luca
- Division of Cardiology, AOU "Policlinico G. Martino", Department of Clinical and Experimental Medicine, University of Messina, 98166 Messina, Italy
- Division of Cardiology, IRCCS Hospital Galeazzi-Sant'Ambrogio, 20161 Milan, Italy
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18
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Takemura N. [Development of Anti-inflammatory Drugs with Novel Mechanisms of Action Targeting Pyroptosis]. YAKUGAKU ZASSHI 2023; 143:997-1003. [PMID: 38044115 DOI: 10.1248/yakushi.23-00135] [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: 12/05/2023]
Abstract
Programmed cell death plays various physiological roles, one of which is an immune response that protects the body from infectious pathogens such as bacteria and viruses. Pathogen infection causes dysfunction of cellular organelles, such as mitochondria and lysosomes, triggering stress signals that induce programmed cell death. In some cases, cell death coincides with intracellular inflammatory cytokine release. Such programmed cell death, accompanied by the induction of inflammatory responses, is called pyroptosis, which inhibits pathogen proliferation within cells and attracts leukocytes that eliminate the pathogens, thereby preventing infection spread. Additionally, pyroptosis can be induced by noninfectious stimuli such as drugs, pollutants, and nutrients, resulting in severe inflammatory disease. Therefore, the development of effective anti-inflammatory drugs that prevent pyroptosis based on the understanding of the mechanisms responsible for its induction is an urgent requirement. This review provides an overview of the non-infectious inflammatory response caused by pyroptosis and the development of new anti-inflammatory drugs that target organelles to prevent pyroptosis to treat relevant inflammatory diseases.
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Affiliation(s)
- Naoki Takemura
- Laboratory of Bioresponse Regulation, Graduate School of Pharmaceutical Sciences, Osaka University
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19
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The IL-1 Family and Its Role in Atherosclerosis. Int J Mol Sci 2022; 24:ijms24010017. [PMID: 36613465 PMCID: PMC9820551 DOI: 10.3390/ijms24010017] [Citation(s) in RCA: 10] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/09/2022] [Revised: 12/09/2022] [Accepted: 12/15/2022] [Indexed: 12/24/2022] Open
Abstract
The IL-1 superfamily of cytokines is a central regulator of immunity and inflammation. The family is composed of 11 cytokines (with agonist, antagonist, and anti-inflammatory properties) and 10 receptors, all tightly regulated through decoy receptor, receptor antagonists, and signaling inhibitors. Inflammation not only is an important physiological response against infection and injury but also plays a central role in atherosclerosis development. Several clinical association studies along with experimental studies have implicated the IL-1 superfamily of cytokines and its receptors in the pathogenesis of cardiovascular disease. Here, we summarize the key features of the IL-1 family, its role in immunity and disease, and how it helps shape the development of atherosclerosis.
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20
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May L, Bartolo B, Harrison D, Guzik T, Drummond G, Figtree G, Ritchie R, Rye KA, de Haan J. Translating atherosclerosis research from bench to bedside: navigating the barriers for effective preclinical drug discovery. Clin Sci (Lond) 2022; 136:1731-1758. [PMID: 36459456 PMCID: PMC9727216 DOI: 10.1042/cs20210862] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/17/2022] [Revised: 10/21/2022] [Accepted: 11/04/2022] [Indexed: 08/10/2023]
Abstract
Cardiovascular disease (CVD) remains the leading cause of death worldwide. An ongoing challenge remains the development of novel pharmacotherapies to treat CVD, particularly atherosclerosis. Effective mechanism-informed development and translation of new drugs requires a deep understanding of the known and currently unknown biological mechanisms underpinning atherosclerosis, accompanied by optimization of traditional drug discovery approaches. Current animal models do not precisely recapitulate the pathobiology underpinning human CVD. Accordingly, a fundamental limitation in early-stage drug discovery has been the lack of consensus regarding an appropriate experimental in vivo model that can mimic human atherosclerosis. However, when coupled with a clear understanding of the specific advantages and limitations of the model employed, preclinical animal models remain a crucial component for evaluating pharmacological interventions. Within this perspective, we will provide an overview of the mechanisms and modalities of atherosclerotic drugs, including those in the preclinical and early clinical development stage. Additionally, we highlight recent preclinical models that have improved our understanding of atherosclerosis and associated clinical consequences and propose model adaptations to facilitate the development of new and effective treatments.
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Affiliation(s)
- Lauren T. May
- Drug Discovery Biology, Monash Institute of Pharmaceutical Sciences, Monash University, Parkville, Victoria 3052, Australia
| | | | - David G. Harrison
- Division of Clinical Pharmacology, Department of Medicine, Vanderbilt University Medical Center, Nashville TN, U.S.A
| | - Tomasz Guzik
- Institute of Cardiovascular and Medical Sciences, University of Glasgow, U.K
- Department of Medicine, Jagiellonian University Medical College, Krakow, Poland
| | - Grant R. Drummond
- Centre for Cardiovascular Biology and Disease Research, Department of Microbiology, Anatomy, Physiology and Pharmacology, La Trobe University, Melbourne, Victoria, Australia
| | - Gemma A. Figtree
- Kolling Research Institute, University of Sydney, Sydney, Australia
- Imaging and Phenotyping Laboratory, Charles Perkins Centre and Faculty of Medicine and Health, University of Sydney, Sydney, Australia
| | - Rebecca H. Ritchie
- Drug Discovery Biology, Monash Institute of Pharmaceutical Sciences, Monash University, Parkville, Victoria, Australia
| | - Kerry-Anne Rye
- Lipid Research Group, School of Medical Sciences, Faculty of Medicine, University of New South Wales, Sydney 2052, Australia
| | - Judy B. de Haan
- Cardiovascular Inflammation and Redox Biology Lab, Baker Heart and Diabetes Institute, Melbourne, Victoria, Australia
- Department of Chemistry and Biotechnology, Swinburne University of Technology, Hawthorn, Victoria 3122, Australia
- Department Cardiometabolic Health, University of Melbourne, Parkville, Victoria 3010, Australia
- Department of Physiology, Anatomy and Microbiology, La Trobe University, Bundoora, Victoria 3086, Australia
- Department of Immunology and Pathology, Central Clinical School, Monash University, Melbourne, Victoria 3004, Australia
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21
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Dong S, Wu C, He W, Zhong R, Deng J, Tao Y, Zha F, Liao Z, Fang X, Wei H. Metagenomic and metabolomic analyses show correlations between intestinal microbiome diversity and microbiome metabolites in ob/ob and ApoE−/− mice. Front Nutr 2022; 9:934294. [PMID: 36337626 PMCID: PMC9634818 DOI: 10.3389/fnut.2022.934294] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/02/2022] [Accepted: 07/28/2022] [Indexed: 12/02/2022] Open
Abstract
Obesity and atherosclerosis are the most prevalent metabolic diseases. ApoE−/− and ob/ob mice are widely used as models to study the pathogenesis of these diseases. However, how gut microbes, gut bacteriophages, and metabolites change in these two disease models is unclear. Here, we used wild-type C57BL/6J (Wt) mice as normal controls to analyze the intestinal archaea, bacteria, bacteriophages, and microbial metabolites of ob/ob and ApoE−/− mice through metagenomics and metabolomics. Analysis of the intestinal archaea showed that the abundances of Methanobrevibacter and Halolamina were significantly increased and decreased, respectively, in the ob/ob group compared with those in the Wt and ApoE−/− groups (p < 0.05). Compared with those of the Wt group, the relative abundances of the bacterial genera Enterorhabdus, Alistipes, Bacteroides, Prevotella, Rikenella, Barnesiella, Porphyromonas, Riemerella, and Bifidobacterium were significantly decreased (p < 0.05) in the ob/ob mice, and the relative abundance of Akkermansia was significantly decreased in the ApoE−/− group. The relative abundances of A. muciniphila and L. murinus were significantly decreased and increased, respectively, in the ob/ob and ApoE−/− groups compared with those of the Wt group (p < 0.05). Lactobacillus_ prophage_ Lj965 and Lactobacillus _ prophage _ Lj771 were significantly more abundant in the ob/ob mice than in the Wt mice. Analysis of the aminoacyl-tRNA biosynthesis metabolic pathway revealed that the enriched compounds of phenylalanine, glutamine, glycine, serine, methionine, valine, alanine, lysine, isoleucine, leucine, threonine, tryptophan, and tyrosine were downregulated in the ApoE−/− mice compared with those of the ob/ob mice. Aminoacyl-tRNA synthetases are considered manifestations of metabolic diseases and are closely associated with obesity, atherosclerosis, and type 2 diabetes. These data offer new insight regarding possible causes of these diseases and provide a foundation for studying the regulation of various food nutrients in metabolic disease models.
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Affiliation(s)
- Sashuang Dong
- Precision Medicine Institute, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China
- College of Food Science, South China Agricultural University, Guangzhou, China
- Guangdong Provincial Key Laboratory of Utilization and Conservation of Food and Medicinal Resources in Northern Region, Shaoguan University, Shaoguan, China
| | - Chengwei Wu
- Precision Medicine Institute, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China
| | - Wencan He
- Precision Medicine Institute, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China
| | - Ruimin Zhong
- Guangdong Provincial Key Laboratory of Utilization and Conservation of Food and Medicinal Resources in Northern Region, Shaoguan University, Shaoguan, China
| | - Jing Deng
- College of Food Science, South China Agricultural University, Guangzhou, China
| | - Ye Tao
- Shanghai Biozeron Biotechnology Co., Ltd., Shanghai, China
| | - Furong Zha
- Shanghai Biozeron Biotechnology Co., Ltd., Shanghai, China
| | - Zhenlin Liao
- College of Food Science, South China Agricultural University, Guangzhou, China
| | - Xiang Fang
- College of Food Science, South China Agricultural University, Guangzhou, China
- *Correspondence: Xiang Fang
| | - Hong Wei
- Precision Medicine Institute, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China
- Hong Wei
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22
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Li W, Jin K, Luo J, Xu W, Wu Y, Zhou J, Wang Y, Xu R, Jiao L, Wang T, Yang G. NF-κB and its crosstalk with endoplasmic reticulum stress in atherosclerosis. Front Cardiovasc Med 2022; 9:988266. [PMID: 36204587 PMCID: PMC9530249 DOI: 10.3389/fcvm.2022.988266] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/07/2022] [Accepted: 08/30/2022] [Indexed: 11/13/2022] Open
Abstract
Atherosclerosis (AS) is a common cardiovascular disease with complex pathogenesis, in which multiple pathways and their interweaving regulatory mechanism remain unclear. The primary transcription factor NF-κB plays a critical role in AS via modulating the expression of a series of inflammatory mediators under various stimuli such as cytokines, microbial antigens, and intracellular stresses. Endoplasmic reticulum (ER) stress, caused by the disrupted synthesis and secretion of protein, links inflammation, metabolic signals, and other cellular processes via the unfolded protein response (UPR). Both NF-κB and ER stress share the intersection regarding their molecular regulation and function and are regarded as critical individual contributors to AS. In this review, we summarize the multiple interactions between NF-κB and ER stress activation, including the UPR, NLRP3 inflammasome, and reactive oxygen species (ROS) generation, which have been ignored in the pathogenesis of AS. Given the multiple links between NF-κB and ER stress, we speculate that the integrated network contributes to the understanding of molecular mechanisms of AS. This review aims to provide an insight into these interactions and their underlying roles in the progression of AS, highlighting potential pharmacological targets against the atherosclerotic inflammatory process.
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Affiliation(s)
- Wenjing Li
- Laboratory of Computational Biology and Machine Intelligence, National Laboratory of Pattern Recognition, Institute of Automation, Chinese Academy of Sciences, Beijing, China
- School of Artificial Intelligence, University of Chinese Academy of Sciences, Beijing, China
| | - Kehan Jin
- Peking Union Medical College Hospital, Peking Union Medical College, Chinese Academy of Medical Sciences, Beijing, China
| | - Jichang Luo
- Department of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, China
- China International Neuroscience Institute (China-INI), Beijing, China
| | - Wenlong Xu
- Department of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, China
- China International Neuroscience Institute (China-INI), Beijing, China
| | - Yujie Wu
- Laboratory of Computational Biology and Machine Intelligence, National Laboratory of Pattern Recognition, Institute of Automation, Chinese Academy of Sciences, Beijing, China
| | - Jia Zhou
- Peking Union Medical College Hospital, Peking Union Medical College, Chinese Academy of Medical Sciences, Beijing, China
| | - Yilin Wang
- Institute of Cerebrovascular Disease Research and Department of Neurology, Xuanwu Hospital of Capital Medical University, Beijing, China
| | - Ran Xu
- Department of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, China
- China International Neuroscience Institute (China-INI), Beijing, China
| | - Liqun Jiao
- Department of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, China
- China International Neuroscience Institute (China-INI), Beijing, China
- Department of Interventional Radiology, Xuanwu Hospital, Capital Medical University, Beijing, China
- *Correspondence: Liqun Jiao,
| | - Tao Wang
- Department of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, China
- China International Neuroscience Institute (China-INI), Beijing, China
- Tao Wang,
| | - Ge Yang
- Laboratory of Computational Biology and Machine Intelligence, National Laboratory of Pattern Recognition, Institute of Automation, Chinese Academy of Sciences, Beijing, China
- School of Artificial Intelligence, University of Chinese Academy of Sciences, Beijing, China
- Tao Wang,
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Zheng Y, Xu L, Dong N, Li F. NLRP3 inflammasome: The rising star in cardiovascular diseases. Front Cardiovasc Med 2022; 9:927061. [PMID: 36204568 PMCID: PMC9530053 DOI: 10.3389/fcvm.2022.927061] [Citation(s) in RCA: 32] [Impact Index Per Article: 16.0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/23/2022] [Accepted: 08/18/2022] [Indexed: 11/21/2022] Open
Abstract
Cardiovascular diseases (CVDs) are the prevalent cause of mortality around the world. Activation of inflammasome contributes to the pathological progression of cardiovascular diseases, including atherosclerosis, abdominal aortic aneurysm, myocardial infarction, dilated cardiomyopathy, diabetic cardiomyopathy, heart failure, and calcific aortic valve disease. The nucleotide oligomerization domain-, leucine-rich repeat-, and pyrin domain-containing protein 3 (NLRP3) inflammasome plays a critical role in the innate immune response, requiring priming and activation signals to provoke the inflammation. Evidence shows that NLRP3 inflammasome not only boosts the cleavage and release of IL-1 family cytokines, but also leads to a distinct cell programmed death: pyroptosis. The significance of NLRP3 inflammasome in the CVDs-related inflammation has been extensively explored. In this review, we summarized current understandings of the function of NLRP3 inflammasome in CVDs and discussed possible therapeutic options targeting the NLRP3 inflammasome.
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24
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Chen R, Chen T, Zhou Z, Song Z, Feng W, Yang X, Wang X, Li B, Ding X, Zhang H, Wang Y. Integrated pyroptosis measurement and metabolomics to elucidate the effect and mechanism of tangzhiqing on atherosclerosis. Front Physiol 2022; 13:937737. [PMID: 36171973 PMCID: PMC9512057 DOI: 10.3389/fphys.2022.937737] [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: 05/18/2022] [Accepted: 08/10/2022] [Indexed: 11/29/2022] Open
Abstract
Tangzhiqing formula (TZQ) is a traditional Chinese medicine prescribed to treat glucose and lipid metabolism disorders. A significant effect of TZQ on diabetes and hyperlipidemia has been demonstrated, but its effect on atherosclerosis (AS) remains unknown. This study combines pyroptosis with metabolomics to elucidate the effect and mechanism of TZQ on AS. A model of AS was developed using ApoE−/− mice fed a high-fat diet for 8 weeks. After 6 weeks of atorvastatin (Ator) or TZQ treatment, aortic lumen diameter, aortic lesion size, serum lipid profile, cytokines, and Nod-like receptor protein 3 (NLRP3) inflammasome-mediated pyroptosis were analyzed. Serum metabolomics profiles were obtained to examine the effect of TZQ on AS and the correlation between pyroptosis and metabolites was further analyzed. As a result, TZQ significantly reduced the diameter of the common carotid artery during diastole and the blood flow velocity in the aorta during systole; reduced blood lipid levels, arterial vascular plaques, and the release of inflammatory cytokines; and inhibited the NLRP3 inflammasome-mediated pyroptosis. According to metabolomics profiling, TZQ is engaged in the treatment of AS via altering arachidonic acid metabolism, glycerophospholipid metabolism, steroid hormone production, and unsaturated fatty acid biosynthesis. The cytochrome P450 enzyme family and cyclooxygenase 2 (COX-2) are two major metabolic enzymes associated with pyroptosis.
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25
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Tian W, Zhang T, Wang X, Zhang J, Ju J, Xu H. Global research trends in atherosclerosis: A bibliometric and visualized study. Front Cardiovasc Med 2022; 9:956482. [PMID: 36082127 PMCID: PMC9445883 DOI: 10.3389/fcvm.2022.956482] [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: 05/30/2022] [Accepted: 08/03/2022] [Indexed: 11/13/2022] Open
Abstract
BackgroundIncreasing evidence has spurred a considerable evolution of concepts related to atherosclerosis, prompting the need to provide a comprehensive view of the growing literature. By retrieving publications in the Web of Science Core Collection (WoSCC) of Clarivate Analytics, we conducted a bibliometric analysis of the scientific literature on atherosclerosis to describe the research landscape.MethodsA search was conducted of the WoSCC for articles and reviews serving exclusively as a source of information on atherosclerosis published between 2012 and 2022. Microsoft Excel 2019 was used to chart the annual productivity of research relevant to atherosclerosis. Through CiteSpace and VOSviewer, the most prolific countries or regions, authors, journals, and resource-, intellectual-, and knowledge-sharing in atherosclerosis research, as well as co-citation analysis of references and keywords, were analyzed.ResultsA total of 20,014 publications were retrieved. In terms of publications, the United States remains the most productive country (6,390, 31,93%). The most publications have been contributed by Johns Hopkins Univ (730, 3.65%). ALVARO ALONSO produced the most published works (171, 0.85%). With a betweenness centrality of 0.17, ERIN D MICHOS was the most influential author. The most prolific journal was identified as Atherosclerosis (893, 4.46%). Circulation received the most co-citations (14,939, 2.79%). Keywords with the ongoing strong citation bursts were “nucleotide-binding oligomerization (NOD), Leucine-rich repeat (LRR)-containing protein (NLRP3) inflammasome,” “short-chain fatty acids (SCFAs),” “exosome,” and “homeostasis,” etc.ConclusionThe research on atherosclerosis is driven mostly by North America and Europe. Intensive research has focused on the link between inflammation and atherosclerosis, as well as its complications. Specifically, the NLRP3 inflammasome, interleukin-1β, gut microbiota and SCFAs, exosome, long non-coding RNAs, autophagy, and cellular senescence were described to be hot issues in the field.
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Affiliation(s)
- Wende Tian
- Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
- Graduate School, China Academy of Chinese Medical Sciences, Beijing, China
- National Clinical Research Center for Chinese Medicine Cardiology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
| | - Tai Zhang
- Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
- Graduate School, China Academy of Chinese Medical Sciences, Beijing, China
- Department of Gastroenterology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
| | - Xinyi Wang
- Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
- Graduate School, China Academy of Chinese Medical Sciences, Beijing, China
- National Clinical Research Center for Chinese Medicine Cardiology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
| | - Jie Zhang
- National Clinical Research Center for Chinese Medicine Cardiology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
- Graduate School, Beijing University of Chinese Medicine, Beijing, China
| | - Jianqing Ju
- Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
- National Clinical Research Center for Chinese Medicine Cardiology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
- *Correspondence: Jianqing Ju,
| | - Hao Xu
- Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
- National Clinical Research Center for Chinese Medicine Cardiology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
- Hao Xu,
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26
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Kawai K, Vozenilek AE, Kawakami R, Sato Y, Ghosh SKB, Virmani R, Finn AV. Understanding the role of alternative macrophage phenotypes in human atherosclerosis. Expert Rev Cardiovasc Ther 2022; 20:689-705. [PMID: 35942866 DOI: 10.1080/14779072.2022.2111301] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/15/2022]
Abstract
INTRODUCTION Atherosclerosis-based ischemic heart disease is still the primary cause of death throughout the world. Over the past decades there has been no significant changes in the therapeutic approaches to atherosclerosis, which are mainly based on lipid lowering therapies and management of comorbid conditions such as diabetes and hypertension. The involvement of macrophages in atherosclerosis has been recognized for decades. More recently, a more detailed and sophisticated understanding of their various phenotypes and roles in the atherosclerotic process has been recognized. This new data is revealing how specific subtypes of macrophage-induced inflammation may have distinct effects on atherosclerosis progression and may provide new approaches for treatment, based upon targeting of specific macrophage subtypes. AREAS COVERED We will comprehensively review the spectrum of macrophage phenotypes and how they contribute to atherosclerotic plaque development and progression. EXPERT OPINION Various signals derived from atherosclerotic lesions drive macrophages into complex subsets with different gene expression profiles, phenotypes, and functions, not all of which are understood. Macrophage phenotypes include those that enhance, heal, and regress the atherosclerotic lesions though various mechanisms. Targeting of specific macrophage phenotypes may provide a promising and novel approach to prevent atherosclerosis progression.
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Affiliation(s)
- Kenji Kawai
- Department of Cardiovascular Pathology, CVPath Institute, Gaithersburg, MD, USA
| | - Aimee E Vozenilek
- Department of Cardiovascular Pathology, CVPath Institute, Gaithersburg, MD, USA
| | - Rika Kawakami
- Department of Cardiovascular Pathology, CVPath Institute, Gaithersburg, MD, USA
| | - Yu Sato
- Department of Cardiovascular Pathology, CVPath Institute, Gaithersburg, MD, USA
| | | | - Renu Virmani
- Department of Cardiovascular Pathology, CVPath Institute, Gaithersburg, MD, USA
| | - Aloke V Finn
- Department of Cardiovascular Pathology, CVPath Institute, Gaithersburg, MD, USA.,University of Maryland, School of Medicine, Baltimore, MD, USA
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27
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Ilyas I, Little PJ, Liu Z, Xu Y, Kamato D, Berk BC, Weng J, Xu S. Mouse models of atherosclerosis in translational research. Trends Pharmacol Sci 2022; 43:920-939. [PMID: 35902281 DOI: 10.1016/j.tips.2022.06.009] [Citation(s) in RCA: 23] [Impact Index Per Article: 11.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/28/2021] [Revised: 06/12/2022] [Accepted: 06/17/2022] [Indexed: 12/21/2022]
Abstract
Atherosclerotic cardiovascular disease (CVD), the major cause of premature human mortality, is a chronic and progressive metabolic and inflammatory disease in large- and medium-sized arteries. Mouse models are widely used to gain mechanistic insights into the pathogenesis of atherosclerosis and have facilitated the discovery of anti-atherosclerotic drugs. Despite promising preclinical studies, many drug candidates have not translated to clinical use because of the complexity of disease patho-mechanisms including lipid metabolic traits and inflammatory, genetic, and hemodynamic factors. We review the current preclinical utility and translation potential of traditional [apolipoprotein E (APOE)- and low-density lipoprotein (LDL) receptor (LDLR)-deficient mice] and emerging mouse models that include partial carotid ligation and AAV8-Pcsk9-D377Y injection in atherosclerosis research and drug discovery. This article represents an important resource in atherosclerosis research.
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Affiliation(s)
- Iqra Ilyas
- Department of Endocrinology, Institute of Endocrine and Metabolic Diseases, The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, Clinical Research Hospital of Chinese Academy of Sciences (Hefei), University of Science and Technology of China, Hefei, China
| | - Peter J Little
- School of Pharmacy, University of Queensland, Pharmacy Australia Centre of Excellence, Woolloongabba, QLD, Australia
| | - Zhiping Liu
- Guangdong Province Key Laboratory of Pharmacodynamic Constituents of Traditional Chinese Medicine and New Drugs Research, College of Pharmacy, Jinan University, Guangzhou, China
| | - Yanyong Xu
- Key Laboratory of Metabolism and Molecular Medicine of the Ministry of Education, Department of Pathology of School of Basic Medical Sciences, Fudan University, Shanghai, China
| | - Danielle Kamato
- School of Pharmacy, University of Queensland, Pharmacy Australia Centre of Excellence, Woolloongabba, QLD, Australia; Griffith Institute for Drug Discovery, School of Environment and Science, Griffith University, Brisbane, Australia
| | - Bradford C Berk
- Aab Cardiovascular Research Institute, Department of Medicine, University of Rochester School of Medicine and Dentistry, Rochester, NY, USA
| | - Jianping Weng
- Department of Endocrinology, Institute of Endocrine and Metabolic Diseases, The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, Clinical Research Hospital of Chinese Academy of Sciences (Hefei), University of Science and Technology of China, Hefei, China; Laboratory of Metabolics and Cardiovascular Diseases, Institute of Endocrine and Metabolic Diseases, University of Science and Technology of China, Hefei, China; Biomedical Sciences and Health Laboratory of Anhui Province, University of Science and Technology of China, Hefei, China.
| | - Suowen Xu
- Department of Endocrinology, Institute of Endocrine and Metabolic Diseases, The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, Clinical Research Hospital of Chinese Academy of Sciences (Hefei), University of Science and Technology of China, Hefei, China; Laboratory of Metabolics and Cardiovascular Diseases, Institute of Endocrine and Metabolic Diseases, University of Science and Technology of China, Hefei, China; Biomedical Sciences and Health Laboratory of Anhui Province, University of Science and Technology of China, Hefei, China.
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28
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González L, Bulnes JF, Orellana MP, Muñoz Venturelli P, Martínez Rodriguez G. The Role of Colchicine in Atherosclerosis: From Bench to Bedside. Pharmaceutics 2022; 14:pharmaceutics14071395. [PMID: 35890291 PMCID: PMC9323936 DOI: 10.3390/pharmaceutics14071395] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/09/2022] [Revised: 06/27/2022] [Accepted: 06/29/2022] [Indexed: 02/06/2023] Open
Abstract
Inflammation is a key feature of atherosclerosis. The inflammatory process is involved in all stages of disease progression, from the early formation of plaque to its instability and disruption, leading to clinical events. This strongly suggests that the use of anti-inflammatory agents might improve both atherosclerosis progression and cardiovascular outcomes. Colchicine, an alkaloid derived from the flower Colchicum autumnale, has been used for years in the treatment of inflammatory pathologies, including Gout, Mediterranean Fever, and Pericarditis. Colchicine is known to act over microtubules, inducing depolymerization, and over the NLRP3 inflammasome, which might explain its known anti-inflammatory properties. Recent evidence has shown the therapeutic potential of colchicine in the management of atherosclerosis and its complications, with limited adverse effects. In this review, we summarize the current knowledge regarding colchicine mechanisms of action and pharmacokinetics, as well as the available evidence on the use of colchicine for the treatment of coronary artery disease, covering basic, translational, and clinical studies.
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Affiliation(s)
- Leticia González
- Centro de Imágenes Biomédicas, Departamento de Radiología, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago 8331150, Chile;
- Instituto Milenio de Ingeniería e Inteligencia Artificial para la Salud, iHEALTH, Pontificia Universidad Católica de Chile, Santiago 7820436, Chile
| | - Juan Francisco Bulnes
- División de Enfermedades Cardiovasculares, Pontificia Universidad Católica de Chile, Santiago 8331150, Chile; (J.F.B.); (M.P.O.)
| | - María Paz Orellana
- División de Enfermedades Cardiovasculares, Pontificia Universidad Católica de Chile, Santiago 8331150, Chile; (J.F.B.); (M.P.O.)
| | - Paula Muñoz Venturelli
- Centro de Estudios Clínicos, Instituto de Ciencias e Innovación en Medicina (ICIM), Facultad de Medicina Clínica Alemana, Universidad de Desarrollo, Santiago 7610658, Chile;
- The George Institute for Global Health, Faculty of Medicine, University of New South Wales, Sydney, NSW 2042, Australia
| | - Gonzalo Martínez Rodriguez
- División de Enfermedades Cardiovasculares, Pontificia Universidad Católica de Chile, Santiago 8331150, Chile; (J.F.B.); (M.P.O.)
- Correspondence:
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29
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Degechisa ST, Dabi YT, Gizaw ST. The mitochondrial associated endoplasmic reticulum membranes: A platform for the pathogenesis of inflammation-mediated metabolic diseases. Immun Inflamm Dis 2022; 10:e647. [PMID: 35759226 PMCID: PMC9168553 DOI: 10.1002/iid3.647] [Citation(s) in RCA: 21] [Impact Index Per Article: 10.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/05/2022] [Revised: 05/13/2022] [Accepted: 05/16/2022] [Indexed: 01/03/2023] Open
Abstract
Mitochondria-associated endoplasmic reticulum membranes (MAM) are specialized subcellular compartments that are shaped by endoplasmic reticulum (ER) subdomains placed side by side to the outer membrane of mitochondria (OMM) being connected by tethering proteins in mammalian cells. Studies showed that MAM has multiple physiological functions. These include regulation of lipid synthesis and transport, Ca2+ transport and signaling, mitochondrial dynamics, apoptosis, autophagy, and formation and activation of an inflammasome. However, alterations of MAM integrity lead to deleterious effects due to an increased generation of mitochondrial reactive oxygen species (ROS) via increased Ca2+ transfer from the ER to mitochondria. This, in turn, causes mitochondrial damage and release of mitochondrial components into the cytosol as damage-associated molecular patterns which rapidly activate MAM-resident Nod-like receptor protein-3 (NLRP3) inflammasome components. This complex induces the release of pro-inflammatory cytokines that initiate low-grade chronic inflammation that subsequently causes the development of metabolic diseases. But, the mechanisms of how MAM is involved in the pathogenesis of these diseases are not exhaustively reviewed. Therefore, this review was aimed to highlight the contribution of MAM to a variety of cellular functions and consider its significance pertaining to the pathogenesis of inflammation-mediated metabolic diseases.
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Affiliation(s)
- Sisay T. Degechisa
- Department of Medical Biochemistry, School of MedicineCollege of Health Sciences, Addis Ababa UniversityAddis AbabaEthiopia
- Department of Medical Laboratory SciencesCollege of Medicine and Health Sciences, Arba Minch UniversityArba MinchEthiopia
| | - Yosef T. Dabi
- Department of Medical Biochemistry, School of MedicineCollege of Health Sciences, Addis Ababa UniversityAddis AbabaEthiopia
- Department of Medical Laboratory ScienceWollega UniversityNekemteEthiopia
| | - Solomon T. Gizaw
- Department of Medical Biochemistry, School of MedicineCollege of Health Sciences, Addis Ababa UniversityAddis AbabaEthiopia
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30
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Novel role for caspase 1 inhibitor VX765 in suppressing NLRP3 inflammasome assembly and atherosclerosis via promoting mitophagy and efferocytosis. Cell Death Dis 2022; 13:512. [PMID: 35641492 PMCID: PMC9156694 DOI: 10.1038/s41419-022-04966-8] [Citation(s) in RCA: 35] [Impact Index Per Article: 17.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/26/2021] [Revised: 05/02/2022] [Accepted: 05/23/2022] [Indexed: 12/14/2022]
Abstract
Atherosclerosis is a maladaptive chronic inflammatory disease, which remains the leading cause of death worldwide. The NLRP3 inflammasome constitutes a major driver of atherosclerosis, yet the mechanism of action is poorly understood. Mitochondrial dysfunction is essential for NLRP3 inflammasome activation. However, whether activated NLRP3 inflammasome exacerbates mitochondrial dysfunction remains to be further elucidated. Herein, we sought to address these issues applying VX765, a well-established inhibitor of caspase 1. VX765 robustly restrains caspase 1-mediated interleukin-1β production and gasdermin D processing. Our study assigned VX765 a novel role in antagonizing NLRP3 inflammasome assembly and activation. VX765 mitigates mitochondrial damage induced by activated NLRP3 inflammasome, as evidenced by decreased mitochondrial ROS production and cytosolic release of mitochondrial DNA. VX765 blunts caspase 1-dependent cleavage and promotes mitochondrial recruitment and phosphorylation of Parkin, a key mitophagy regulator. Functionally, VX765 facilitates mitophagy, efferocytosis and M2 polarization of macrophages. It also impedes foam cell formation, migration and pyroptosis of macrophages. VX765 boosts autophagy, promotes efferocytosis, and alleviates vascular inflammation and atherosclerosis in both ApoE-/- and Ldlr-/- mice. However, these effects of VX765 were abrogated upon ablation of Nlrp3 in ApoE-/- mice. This work provides mechanistic insights into NLRP3 inflammasome assembly and this inflammasome in dictating atherosclerosis. This study highlights that manipulation of caspase 1 paves a new avenue to treatment of atherosclerotic cardiovascular disease.
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31
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Ikoma K, Takahama M, Kimishima A, Pan Y, Taura M, Nakayama A, Arai M, Takemura N, Saitoh T. Oridonin suppresses particulate-induced NLRP3-independent IL-1α release to prevent crystallopathy in the lung. Int Immunol 2022; 34:493-504. [PMID: 35639943 DOI: 10.1093/intimm/dxac018] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/15/2022] [Accepted: 05/24/2022] [Indexed: 11/12/2022] Open
Abstract
The human body is exposed to various particulates of industrial, environmental, or endogenous origin. Invading or intrinsic particulates can induce inflammation by aberrantly activating the immune system, thereby causing crystallopathies. When immune cells such as macrophages phagocytose the particulates, their phagolysosomal membranes undergo mechanical damage, eventually leading to pyroptotic cell death accompanied by the release of inflammatory cytokines, including interleukin (IL)-1αand IL-1β. The Nod-like receptor family pyrin domain containing 3 (NLRP3) inflammasome is responsible for particulate-induced IL-1βrelease and is therefore regarded as a potential therapeutic target for inflammation-mediated crystallopathies. However, IL-1α is released after particulate stimulation in an NLRP3 inflammasome-independent manner and plays a critical role in disease development. Therefore, drugs that exert potent anti-inflammatory effects by comprehensively suppressing particulate-induced responses, including IL-1βrelease and IL-1αrelease, should be developed. Here, we found that oridonin, a diterpenoid isolated from Isodon japonicus HARA, strongly suppressed particulate-induced cell death, accompanied by the release of IL-1αand IL-1β in mouse and human macrophages. Oridonin reduced particulate-induced phagolysosomal membrane damage in macrophages without affecting phagocytosis of particulates. Furthermore, oridonin treatment markedly suppressed the symptoms of silica particle-induced pneumonia, which was attributed to the release of IL-1α independently of NLRP3. Thus, oridonin is a potential lead compound for developing effective therapeutics for crystallopathies attributed to NLRP3-dependent as well as NLRP3-independent inflammation.
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Affiliation(s)
- Kenta Ikoma
- Laboratory of Bioresponse Regulation, Graduate School of Pharmaceutical Sciences, Osaka University, Osaka, 565-0871, Japan
| | - Michihiro Takahama
- Division of Inflammation Biology, Institute of Advanced Medical Sciences, Tokushima University, Tokushima, 770-8503, Japan.,Pritzker School of Molecular Engineering, the University of Chicago, Chicago, IL 60637, USA
| | - Atsushi Kimishima
- Laboratory of Natural Products for Drug Discovery, Graduate School of Pharmaceutical Sciences, Osaka University, Osaka, 565-0871, Japan
| | - Yixi Pan
- Laboratory of Bioresponse Regulation, Graduate School of Pharmaceutical Sciences, Osaka University, Osaka, 565-0871, Japan
| | - Manabu Taura
- Laboratory of Bioresponse Regulation, Graduate School of Pharmaceutical Sciences, Osaka University, Osaka, 565-0871, Japan
| | - Akiyoshi Nakayama
- Division of Inflammation Biology, Institute of Advanced Medical Sciences, Tokushima University, Tokushima, 770-8503, Japan.,Department of Integrative Physiology and Bio-Nano Medicine, National Defense Medical College, Saitama, 359-8513, Japan
| | - Masayoshi Arai
- Laboratory of Natural Products for Drug Discovery, Graduate School of Pharmaceutical Sciences, Osaka University, Osaka, 565-0871, Japan
| | - Naoki Takemura
- Laboratory of Bioresponse Regulation, Graduate School of Pharmaceutical Sciences, Osaka University, Osaka, 565-0871, Japan
| | - Tatsuya Saitoh
- Laboratory of Bioresponse Regulation, Graduate School of Pharmaceutical Sciences, Osaka University, Osaka, 565-0871, Japan.,Division of Inflammation Biology, Institute of Advanced Medical Sciences, Tokushima University, Tokushima, 770-8503, Japan.,Global Center for Medical Engineering and Informatics, Osaka University, Osaka, 565-0871, Japan
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32
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Chen X, Tian PC, Wang K, Wang M, Wang K. Pyroptosis: Role and Mechanisms in Cardiovascular Disease. Front Cardiovasc Med 2022; 9:897815. [PMID: 35647057 PMCID: PMC9130572 DOI: 10.3389/fcvm.2022.897815] [Citation(s) in RCA: 13] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/16/2022] [Accepted: 04/04/2022] [Indexed: 12/30/2022] Open
Abstract
Cardiovascular disease (CVD) is a common disease that poses a huge threat to human health. Irreversible cardiac damage due to cardiomyocyte death and lack of regenerative capacity under stressful conditions, ultimately leading to impaired cardiac function, is the leading cause of death worldwide. The regulation of cardiomyocyte death plays a crucial role in CVD. Previous studies have shown that the modes of cardiomyocyte death include apoptosis and necrosis. However, another new form of death, pyroptosis, plays an important role in CVD pathogenesis. Pyroptosis induces the amplification of inflammatory response, increases myocardial infarct size, and accelerates the occurrence of cardiovascular disease, and the control of cardiomyocyte pyroptosis holds great promise for the treatment of cardiovascular disease. In this paper, we summarized the characteristics, occurrence and regulation mechanism of pyroptosis are reviewed, and also discussed its role and mechanisms in CVD, such as atherosclerosis (AS), myocardial infarction (MI), arrhythmia and cardiac hypertrophy.
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Affiliation(s)
- Xinzhe Chen
- Institute of Translational Medicine, The Affiliated Hospital of Qingdao University, College of Medicine, Qingdao University, Qingdao, China
| | - Peng-Chao Tian
- State Key Laboratory of Cardiovascular Disease, Heart Failure Center, National Center for Cardiovascular Diseases, Peking Union Medical College, Fuwai Hospital, Chinese Academy of Medical Sciences, Beijing, China
| | - Kai Wang
- Institute of Translational Medicine, The Affiliated Hospital of Qingdao University, College of Medicine, Qingdao University, Qingdao, China
| | - Man Wang
- Institute of Translational Medicine, The Affiliated Hospital of Qingdao University, College of Medicine, Qingdao University, Qingdao, China
| | - Kun Wang
- Institute of Translational Medicine, The Affiliated Hospital of Qingdao University, College of Medicine, Qingdao University, Qingdao, China
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33
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Adam CA, Șalaru DL, Prisacariu C, Marcu DTM, Sascău RA, Stătescu C. Novel Biomarkers of Atherosclerotic Vascular Disease-Latest Insights in the Research Field. Int J Mol Sci 2022; 23:ijms23094998. [PMID: 35563387 PMCID: PMC9103799 DOI: 10.3390/ijms23094998] [Citation(s) in RCA: 15] [Impact Index Per Article: 7.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/31/2022] [Revised: 04/28/2022] [Accepted: 04/29/2022] [Indexed: 02/06/2023] Open
Abstract
The atherosclerotic vascular disease is a cardiovascular continuum in which the main role is attributed to atherosclerosis, from its appearance to its associated complications. The increasing prevalence of cardiovascular risk factors, population ageing, and burden on both the economy and the healthcare system have led to the development of new diagnostic and therapeutic strategies in the field. The better understanding or discovery of new pathophysiological mechanisms and molecules modulating various signaling pathways involved in atherosclerosis have led to the development of potential new biomarkers, with key role in early, subclinical diagnosis. The evolution of technological processes in medicine has shifted the attention of researchers from the profiling of classical risk factors to the identification of new biomarkers such as midregional pro-adrenomedullin, midkine, stromelysin-2, pentraxin 3, inflammasomes, or endothelial cell-derived extracellular vesicles. These molecules are seen as future therapeutic targets associated with decreased morbidity and mortality through early diagnosis of atherosclerotic lesions and future research directions.
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Affiliation(s)
- Cristina Andreea Adam
- Institute of Cardiovascular Diseases “Prof. Dr. George I.M. Georgescu”, 700503 Iași, Romania; (C.A.A.); (C.P.); (R.A.S.); (C.S.)
| | - Delia Lidia Șalaru
- Institute of Cardiovascular Diseases “Prof. Dr. George I.M. Georgescu”, 700503 Iași, Romania; (C.A.A.); (C.P.); (R.A.S.); (C.S.)
- Department of Internal Medicine, University of Medicine and Pharmacy “Grigore T. Popa”, 700115 Iași, Romania;
- Correspondence:
| | - Cristina Prisacariu
- Institute of Cardiovascular Diseases “Prof. Dr. George I.M. Georgescu”, 700503 Iași, Romania; (C.A.A.); (C.P.); (R.A.S.); (C.S.)
- Department of Internal Medicine, University of Medicine and Pharmacy “Grigore T. Popa”, 700115 Iași, Romania;
| | - Dragoș Traian Marius Marcu
- Department of Internal Medicine, University of Medicine and Pharmacy “Grigore T. Popa”, 700115 Iași, Romania;
| | - Radu Andy Sascău
- Institute of Cardiovascular Diseases “Prof. Dr. George I.M. Georgescu”, 700503 Iași, Romania; (C.A.A.); (C.P.); (R.A.S.); (C.S.)
- Department of Internal Medicine, University of Medicine and Pharmacy “Grigore T. Popa”, 700115 Iași, Romania;
| | - Cristian Stătescu
- Institute of Cardiovascular Diseases “Prof. Dr. George I.M. Georgescu”, 700503 Iași, Romania; (C.A.A.); (C.P.); (R.A.S.); (C.S.)
- Department of Internal Medicine, University of Medicine and Pharmacy “Grigore T. Popa”, 700115 Iași, Romania;
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Liao Y, Liu K, Zhu L. Emerging Roles of Inflammasomes in Cardiovascular Diseases. Front Immunol 2022; 13:834289. [PMID: 35464402 PMCID: PMC9021369 DOI: 10.3389/fimmu.2022.834289] [Citation(s) in RCA: 11] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/13/2021] [Accepted: 03/07/2022] [Indexed: 01/12/2023] Open
Abstract
Cardiovascular diseases are known as the leading cause of morbidity and mortality worldwide. As an innate immune signaling complex, inflammasomes can be activated by various cardiovascular risk factors and regulate the activation of caspase-1 and the production and secretion of proinflammatory cytokines such as IL-1β and IL-18. Accumulating evidence supports that inflammasomes play a pivotal role in the progression of atherosclerosis, myocardial infarction, and heart failure. The best-known inflammasomes are NLRP1, NLRP3, NLRC4, and AIM2 inflammasomes, among which NLRP3 inflammasome is the most widely studied in the immune response and disease development. This review focuses on the activation and regulation mechanism of inflammasomes, the role of inflammasomes in cardiovascular diseases, and the research progress of targeting NLRP3 inflammasome and IL-1β for related disease intervention.
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Affiliation(s)
- Yingnan Liao
- Xiamen Key Laboratory of Cardiovascular Disease, Xiamen Cardiovascular Hospital of Xiamen University, School of Medicine, Xiamen University, Xiamen, China
| | - Kui Liu
- Institute of Pharmaceutical Science, China Pharmaceutical University, Nanjing, China
| | - Liyuan Zhu
- Xiamen Key Laboratory of Cardiovascular Disease, Xiamen Cardiovascular Hospital of Xiamen University, School of Medicine, Xiamen University, Xiamen, China
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Kong P, Cui ZY, Huang XF, Zhang DD, Guo RJ, Han M. Inflammation and atherosclerosis: signaling pathways and therapeutic intervention. Signal Transduct Target Ther 2022; 7:131. [PMID: 35459215 PMCID: PMC9033871 DOI: 10.1038/s41392-022-00955-7] [Citation(s) in RCA: 256] [Impact Index Per Article: 128.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/25/2021] [Revised: 03/01/2022] [Accepted: 03/02/2022] [Indexed: 02/08/2023] Open
Abstract
Atherosclerosis is a chronic inflammatory vascular disease driven by traditional and nontraditional risk factors. Genome-wide association combined with clonal lineage tracing and clinical trials have demonstrated that innate and adaptive immune responses can promote or quell atherosclerosis. Several signaling pathways, that are associated with the inflammatory response, have been implicated within atherosclerosis such as NLRP3 inflammasome, toll-like receptors, proprotein convertase subtilisin/kexin type 9, Notch and Wnt signaling pathways, which are of importance for atherosclerosis development and regression. Targeting inflammatory pathways, especially the NLRP3 inflammasome pathway and its regulated inflammatory cytokine interleukin-1β, could represent an attractive new route for the treatment of atherosclerotic diseases. Herein, we summarize the knowledge on cellular participants and key inflammatory signaling pathways in atherosclerosis, and discuss the preclinical studies targeting these key pathways for atherosclerosis, the clinical trials that are going to target some of these processes, and the effects of quelling inflammation and atherosclerosis in the clinic.
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Affiliation(s)
- Peng Kong
- Department of Biochemistry and Molecular Biology, College of Basic Medicine, Key Laboratory of Medical Biotechnology of Hebei Province, Key Laboratory of Neural and Vascular Biology of Ministry of Education, Hebei Medical University, Shijiazhuang, 050017, PR China
| | - Zi-Yang Cui
- Department of Biochemistry and Molecular Biology, College of Basic Medicine, Key Laboratory of Medical Biotechnology of Hebei Province, Key Laboratory of Neural and Vascular Biology of Ministry of Education, Hebei Medical University, Shijiazhuang, 050017, PR China
| | - Xiao-Fu Huang
- Department of Biochemistry and Molecular Biology, College of Basic Medicine, Key Laboratory of Medical Biotechnology of Hebei Province, Key Laboratory of Neural and Vascular Biology of Ministry of Education, Hebei Medical University, Shijiazhuang, 050017, PR China
| | - Dan-Dan Zhang
- Department of Biochemistry and Molecular Biology, College of Basic Medicine, Key Laboratory of Medical Biotechnology of Hebei Province, Key Laboratory of Neural and Vascular Biology of Ministry of Education, Hebei Medical University, Shijiazhuang, 050017, PR China
| | - Rui-Juan Guo
- Department of Biochemistry and Molecular Biology, College of Basic Medicine, Key Laboratory of Medical Biotechnology of Hebei Province, Key Laboratory of Neural and Vascular Biology of Ministry of Education, Hebei Medical University, Shijiazhuang, 050017, PR China
| | - Mei Han
- Department of Biochemistry and Molecular Biology, College of Basic Medicine, Key Laboratory of Medical Biotechnology of Hebei Province, Key Laboratory of Neural and Vascular Biology of Ministry of Education, Hebei Medical University, Shijiazhuang, 050017, PR China.
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Spartalis M, Tzima I, Anastasiou A, Spartalis E, Iliopoulos DC, Siasos G. Anti-inflammatory drug combination therapy for atherosclerosis: colchicine and fenofibrate. Curr Med Chem 2022; 29:4477-4480. [PMID: 35392778 DOI: 10.2174/0929867329666220407095216] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/09/2022] [Revised: 01/26/2022] [Accepted: 02/02/2022] [Indexed: 12/07/2022]
Affiliation(s)
- Michael Spartalis
- 3rd Department of Cardiology, Sotiria Thoracic Diseases General Hospital, National and Kapodistrian University of Athens, Athens, Greece
| | - Ioanna Tzima
- 3rd Department of Cardiology, Sotiria Thoracic Diseases General Hospital, National and Kapodistrian University of Athens, Athens, Greece
| | - Artemis Anastasiou
- 3rd Department of Cardiology, Sotiria Thoracic Diseases General Hospital, National and Kapodistrian University of Athens, Athens, Greece
| | - Eleftherios Spartalis
- Laboratory of Experimental Surgery and Surgical Research 'N. S. Christeas', National and Kapodistrian University of Athens, Medical School, Athens, Greece
| | - Dimitrios C Iliopoulos
- Laboratory of Experimental Surgery and Surgical Research 'N. S. Christeas', National and Kapodistrian University of Athens, Medical School, Athens, Greece
| | - Gerasimos Siasos
- 3rd Department of Cardiology, Sotiria Thoracic Diseases General Hospital, National and Kapodistrian University of Athens, Athens, Greece
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How the immune system shapes atherosclerosis: roles of innate and adaptive immunity. Nat Rev Immunol 2022; 22:251-265. [PMID: 34389841 PMCID: PMC10111155 DOI: 10.1038/s41577-021-00584-1] [Citation(s) in RCA: 181] [Impact Index Per Article: 90.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 06/24/2021] [Indexed: 02/07/2023]
Abstract
Atherosclerosis is the root cause of many cardiovascular diseases. Extensive research in preclinical models and emerging evidence in humans have established the crucial roles of the innate and adaptive immune systems in driving atherosclerosis-associated chronic inflammation in arterial blood vessels. New techniques have highlighted the enormous heterogeneity of leukocyte subsets in the arterial wall that have pro-inflammatory or regulatory roles in atherogenesis. Understanding the homing and activation pathways of these immune cells, their disease-associated dynamics and their regulation by microbial and metabolic factors will be crucial for the development of clinical interventions for atherosclerosis, including potentially vaccination-based therapeutic strategies. Here, we review key molecular mechanisms of immune cell activation implicated in modulating atherogenesis and provide an update on the contributions of innate and adaptive immune cell subsets in atherosclerosis.
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Hafiane A, Daskalopoulou SS. Targeting the Residual Cardiovascular Risk by Specific Anti-inflammatory Interventions as a Therapeutic Strategy in Atherosclerosis. Pharmacol Res 2022; 178:106157. [DOI: 10.1016/j.phrs.2022.106157] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/23/2021] [Revised: 02/23/2022] [Accepted: 03/03/2022] [Indexed: 12/11/2022]
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Chan YH, Ramji DP. Key Roles of Inflammation in Atherosclerosis: Mediators Involved in Orchestrating the Inflammatory Response and Its Resolution in the Disease Along with Therapeutic Avenues Targeting Inflammation. Methods Mol Biol 2022; 2419:21-37. [PMID: 35237956 DOI: 10.1007/978-1-0716-1924-7_2] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/14/2023]
Abstract
Inflammation is a critical driver of all stages of atherosclerosis, from lesion development to plaque rupture. Cytokines are mediators of the immune response and in atherosclerosis, the balance of anti- and pro-inflammatory cytokines is tipped in favor of the latter, resulting in persistent and unresolved inflammation. Although reducing plasma cholesterol levels mainly via the use of statins has positively impacted patient outcomes and reduced mortality rates, the presence of significant residual inflammation and cardiovascular risk posttherapy emphasizes the prevailing risk of primary and secondary events driven by inflammation independently of hyperlipidemia. Given the dominant role of inflammation in driving pathogenesis, alternative therapeutic avenues beyond targeting lowering of plasma lipids are required. This chapter will discuss the role of inflammation and pro-inflammatory cytokines in driving atherogenesis and disease progression, the therapeutic potential of targeting cytokines for atherosclerosis and promising avenues in this area.
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Affiliation(s)
- Yee-Hung Chan
- Cardiff School of Biosciences, Cardiff University, Cardiff, UK.
| | - Dipak P Ramji
- Cardiff School of Biosciences, Cardiff University, Cardiff, UK
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40
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Toldo S, Mezzaroma E, Buckley LF, Potere N, Di Nisio M, Biondi-Zoccai G, Van Tassell BW, Abbate A. Targeting the NLRP3 inflammasome in cardiovascular diseases. Pharmacol Ther 2021; 236:108053. [PMID: 34906598 PMCID: PMC9187780 DOI: 10.1016/j.pharmthera.2021.108053] [Citation(s) in RCA: 106] [Impact Index Per Article: 35.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/31/2021] [Revised: 11/21/2021] [Accepted: 12/06/2021] [Indexed: 02/05/2023]
Abstract
The NACHT, leucine-rich repeat (LRR), and pyrin domain (PYD)-containing protein 3 (NLRP3) inflammasome is an intracellular sensing protein complex that plays a major role in innate immunity. Following tissue injury, activation of the NLRP3 inflammasome results in cytokine production, primarily interleukin(IL)-1β and IL-18, and, eventually, inflammatory cell death - pyroptosis. While a balanced inflammatory response favors damage resolution and tissue healing, excessive NLRP3 activation causes detrimental effects. A key involvement of the NLRP3 inflammasome has been reported across a wide range of cardiovascular diseases (CVDs). Several pharmacological agents selectively targeting the NLRP3 inflammasome system have been developed and tested in animals and early phase human studies with overall promising results. While the NLRP3 inhibitors are in clinical development, multiple randomized trials have demonstrated the safety and efficacy of IL-1 blockade in atherothrombosis, heart failure and recurrent pericarditis. Furthermore, the non-selective NLRP3 inhibitor colchicine has been recently shown to significantly reduce cardiovascular events in patients with chronic coronary disease. In this review, we will outline the mechanisms driving NLRP3 assembly and activation, and discuss the pathogenetic role of the NLRP3 inflammasome in CVDs, providing an overview of the current and future therapeutic approaches targeting the NLRP3 inflammasome.
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Affiliation(s)
- Stefano Toldo
- VCU Pauley Heart Center, Division of Cardiology, Department of Internal Medicine, Virginia Commonwealth University, Richmond, VA, USA
| | - Eleonora Mezzaroma
- VCU Pauley Heart Center, Division of Cardiology, Department of Internal Medicine, Virginia Commonwealth University, Richmond, VA, USA; Department of Pharmacotherapy and Outcome Studies, Virginia Commonwealth University, Richmond, VA, USA
| | - Leo F Buckley
- Department of Pharmacy, Brigham and Women's Hospital, Boston, MA, USA
| | - Nicola Potere
- Department of Innovative Technologies in Medicine and Dentistry, "G. d'Annunzio" University of Chieti-Pescara, Chieti, Italy
| | - Marcello Di Nisio
- Department of Medicine and Ageing Sciences, "G. d'Annunzio" University of Chieti-Pescara, Chieti, Italy
| | - Giuseppe Biondi-Zoccai
- Department of Medical-Surgical Sciences and Biotechnologies, Sapienza University of Rome, Latina, Italy; Mediterranea Cardiocentro, Napoli, Italy
| | - Benjamin W Van Tassell
- VCU Pauley Heart Center, Division of Cardiology, Department of Internal Medicine, Virginia Commonwealth University, Richmond, VA, USA; Department of Pharmacotherapy and Outcome Studies, Virginia Commonwealth University, Richmond, VA, USA
| | - Antonio Abbate
- VCU Pauley Heart Center, Division of Cardiology, Department of Internal Medicine, Virginia Commonwealth University, Richmond, VA, USA; Wright Center for Clinical and Translational Research, Virginia Commonwealth University, Richmond, VA, USA.
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Murphy AJ, Febbraio MA. Immune-based therapies in cardiovascular and metabolic diseases: past, present and future. Nat Rev Immunol 2021; 21:669-679. [PMID: 34285393 DOI: 10.1038/s41577-021-00580-5] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 06/08/2021] [Indexed: 02/02/2023]
Abstract
Cardiometabolic disorders were originally thought to be driven primarily by changes in lipid metabolism that cause the accumulation of lipids in organs, thereby impairing their function. Thus, in the setting of cardiovascular disease, statins - a class of lipid-lowering drugs - have remained the frontline therapy. In the past 20 years, seminal discoveries have revealed a central role of both the innate and adaptive immune system in driving cardiometabolic disorders. As such, it is now appreciated that immune-based interventions may have an important role in reducing death and disability from cardiometabolic disorders. However, to date, there have been a limited number of clinical trials exploring this interventional strategy. Nonetheless, elegant preclinical research suggests that immune-targeted therapies can have a major impact in treating cardiometabolic disease. Here, we discuss the history and recent advancements in the use of immunotherapies to treat cardiometabolic disorders.
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Affiliation(s)
- Andrew J Murphy
- Baker Heart & Diabetes Institute, Melbourne, Victoria, Australia.
| | - Mark A Febbraio
- Monash Institute of Pharmaceutical Sciences, Monash University, Parkville, Victoria, Australia.
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42
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Sharma BR, Kanneganti TD. NLRP3 inflammasome in cancer and metabolic diseases. Nat Immunol 2021; 22:550-559. [PMID: 33707781 PMCID: PMC8132572 DOI: 10.1038/s41590-021-00886-5] [Citation(s) in RCA: 500] [Impact Index Per Article: 166.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/07/2020] [Accepted: 01/25/2021] [Indexed: 01/31/2023]
Abstract
The NLRP3 inflammasome is a multimeric cytosolic protein complex that assembles in response to cellular perturbations. This assembly leads to the activation of caspase-1, which promotes maturation and release of the inflammatory cytokines interleukin-1β (IL-1β) and IL-18, as well as inflammatory cell death (pyroptosis). The inflammatory cytokines contribute to the development of systemic low-grade inflammation, and aberrant NLRP3 activation can drive a chronic inflammatory state in the body to modulate the pathogenesis of inflammation-associated diseases. Therefore, targeting NLRP3 or other signaling molecules downstream, such as caspase-1, IL-1β or IL-18, has the potential for great therapeutic benefit. However, NLRP3 inflammasome-mediated inflammatory cytokines play dual roles in mediating human disease. While they are detrimental in the pathogenesis of inflammatory and metabolic diseases, they have a beneficial role in numerous infectious diseases and some cancers. Therefore, fine tuning of NLRP3 inflammasome activity is essential for maintaining proper cellular homeostasis and health. In this Review, we will cover the mechanisms of NLRP3 inflammasome activation and its divergent roles in the pathogenesis of inflammation-associated diseases such as cancer, atherosclerosis, diabetes and obesity, highlighting the therapeutic potential of targeting this pathway.
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Affiliation(s)
- Bhesh Raj Sharma
- Department of Immunology, St. Jude Children’s Research Hospital, Memphis, TN 38105, USA
| | - Thirumala-Devi Kanneganti
- Department of Immunology, St. Jude Children’s Research Hospital, Memphis, TN 38105, USA,Correspondence to: Thirumala-Devi Kanneganti, Department of Immunology, St. Jude Children’s Research Hospital, MS #351, 262 Danny Thomas Place, Memphis TN 38105-3678, Tel: (901) 595-3634; Fax. (901) 595-5766.,
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Abstract
Atherosclerosis and abdominal aortic aneurysm (AAA) are multifactorial diseases characterized by inflammatory cell infiltration, matrix degradation, and thrombosis in the arterial wall. Although there are some differences between atherosclerosis and AAA, inflammation is a prominent common feature of these disorders. The nucleotide-binding oligomerization domain-like receptor family pyrin domain containing 3 (NLRP3) inflammasome is a cytosolic multiprotein complex that activates caspase-1 and regulates the release of proinflammatory cytokines interleukin (IL)-1β and IL-18, as well as the induction of lytic cell death, termed pyroptosis, thereby leading to inflammation. Previous experimental and clinical studies have demonstrated that inflammation in atherosclerosis and AAA is mediated primarily through the NLRP3 inflammasome. Furthermore, recent results of the Canakinumab Anti-inflammatory Thrombosis and Outcome Study (CANTOS) showed that IL-1β inhibition reduces systemic inflammation and prevents atherothrombotic events; this supports the concept that the NLRP3 inflammasome is a promising therapeutic target for cardiovascular diseases, including atherosclerosis and AAA. This review summarizes current knowledge with a focus on the role of the NLRP3 inflammasome in atherosclerosis and AAA, and discusses the prospects of NLRP3 inflammasome-targeted therapy.
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Affiliation(s)
- Masafumi Takahashi
- Division of Inflammation Research, Center for Molecular Medicine, Jichi Medical University
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44
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Canet-Soulas E, Bessueille L, Mechtouff L, Magne D. The Elusive Origin of Atherosclerotic Plaque Calcification. Front Cell Dev Biol 2021; 9:622736. [PMID: 33768090 PMCID: PMC7985066 DOI: 10.3389/fcell.2021.622736] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/29/2020] [Accepted: 02/08/2021] [Indexed: 12/14/2022] Open
Abstract
It has been known for decades or even centuries that arteries calcify as they age. Vascular calcification probably affects all adults, since virtually all have atherosclerotic plaques: an accumulation of lipids, inflammatory cells, necrotic debris, and calcium phosphate crystals. A high vascular calcium score is associated with a high cardiovascular mortality risk, and relatively recent data suggest that even microcalcifications that form in early plaques may destabilize plaques and trigger a cardiovascular event. If the cellular and molecular mechanisms of plaque calcification have been relatively well characterized in mice, human plaques appear to calcify through different mechanisms that remain obscure. In this context, we will first review articles reporting the location and features of early calcifications in human plaques and then review the articles that explored the mechanisms though which human and mouse plaques calcify.
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Affiliation(s)
- Emmanuelle Canet-Soulas
- CarMeN Laboratory, INSERM, INRA, INSA Lyon, University of Lyon, Université Claude Bernard Lyon 1, Lyon, France
| | - Laurence Bessueille
- ICBMS, CNRS, INSA Lyon, CPE, University of Lyon, Université Claude Bernard Lyon 1, Lyon, France
| | - Laura Mechtouff
- CarMeN Laboratory, INSERM, INRA, INSA Lyon, University of Lyon, Université Claude Bernard Lyon 1, Lyon, France.,Stroke Department, Hospices Civils de Lyon, Lyon, France
| | - David Magne
- ICBMS, CNRS, INSA Lyon, CPE, University of Lyon, Université Claude Bernard Lyon 1, Lyon, France
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Liu B, Yu J. Anti-NLRP3 Inflammasome Natural Compounds: An Update. Biomedicines 2021; 9:136. [PMID: 33535473 PMCID: PMC7912743 DOI: 10.3390/biomedicines9020136] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/23/2020] [Revised: 01/08/2021] [Accepted: 01/23/2021] [Indexed: 01/14/2023] Open
Abstract
The nucleotide-binding domain and leucine-rich repeat related (NLR) family, pyrin domain containing 3 (NLRP3) inflammasome is a multimeric protein complex that recognizes various danger or stress signals from pathogens, the host, and the environment, leading to activation of caspase-1 and inducing inflammatory responses. This pro-inflammatory protein complex plays critical roles in pathogenesis of a wide range of diseases including neurodegenerative diseases, autoinflammatory diseases, and metabolic disorders. Therefore, intensive efforts have been devoted to understanding its activation mechanisms and to searching for its specific inhibitors. Approximately forty natural compounds with anti-NLRP3 inflammasome properties have been identified. Here, we provide an update about new natural compounds that have been identified within the last three years to inhibit the NLRP3 inflammasome and offer an overview of the underlying molecular mechanisms of their anti-NLRP3 inflammasome activities.
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Affiliation(s)
| | - Jiujiu Yu
- Department of Nutrition and Health Sciences, University of Nebraska-Lincoln, Lincoln, NE 68583, USA;
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46
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Silvis MJM, Demkes EJ, Fiolet ATL, Dekker M, Bosch L, van Hout GPJ, Timmers L, de Kleijn DPV. Immunomodulation of the NLRP3 Inflammasome in Atherosclerosis, Coronary Artery Disease, and Acute Myocardial Infarction. J Cardiovasc Transl Res 2021; 14:23-34. [PMID: 32648087 PMCID: PMC7892681 DOI: 10.1007/s12265-020-10049-w] [Citation(s) in RCA: 57] [Impact Index Per Article: 19.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/28/2020] [Accepted: 06/09/2020] [Indexed: 02/06/2023]
Abstract
Cardiovascular disease (CVD) remains the leading cause of mortality and morbidity worldwide. Atherosclerosis is responsible for the majority of cardiovascular disorders with inflammation as one of its driving processes. The nucleotide-binding oligomerization domain-like receptor family pyrin domain containing 3 (NLRP3) inflammasome, responsible for the release of the pro-inflammatory cytokines, interleukin-1β (IL-1β), and interleukin-18 (IL-18), has been studied extensively and showed to play a pivotal role in the progression of atherosclerosis, coronary artery disease (CAD), and myocardial ischemia reperfusion (I/R) injury. Both the NLRP3 inflammasome and its downstream cytokines, IL-1ß and IL-18, could therefore be promising targets in cardiovascular disease. This review summarizes the role of the NLRP3 inflammasome in atherosclerosis, CAD, and myocardial I/R injury. Furthermore, the current therapeutic approaches targeting the NLRP3 inflammasome and its downstream signaling cascade in atherosclerosis, CAD, and myocardial I/R injury are discussed.
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Affiliation(s)
- Max J M Silvis
- Department of Cardiology, University Medical Center Utrecht, Heidelberglaan 100, 3508, GA, Utrecht, The Netherlands.
| | - Evelyne J Demkes
- Department of Experimental Cardiology, University Medical Center Utrecht, Utrecht, The Netherlands
| | - Aernoud T L Fiolet
- Department of Cardiology, University Medical Center Utrecht, Heidelberglaan 100, 3508, GA, Utrecht, The Netherlands
| | - Mirthe Dekker
- Department of Vascular Surgery, University Medical Centre Utrecht, Utrecht, The Netherlands
- Department of Cardiology, Amsterdam University Medical Centre, Amsterdam, The Netherlands
| | - Lena Bosch
- Department of Cardiology, University Medical Center Utrecht, Heidelberglaan 100, 3508, GA, Utrecht, The Netherlands
- Department of Experimental Cardiology, University Medical Center Utrecht, Utrecht, The Netherlands
| | - Gerardus P J van Hout
- Department of Cardiology, University Medical Center Utrecht, Heidelberglaan 100, 3508, GA, Utrecht, The Netherlands
- Department of Experimental Cardiology, University Medical Center Utrecht, Utrecht, The Netherlands
| | - Leo Timmers
- Department of Cardiology, St. Antonius Hospital, Nieuwegein, The Netherlands
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He X, Fan X, Bai B, Lu N, Zhang S, Zhang L. Pyroptosis is a critical immune-inflammatory response involved in atherosclerosis. Pharmacol Res 2021; 165:105447. [PMID: 33516832 DOI: 10.1016/j.phrs.2021.105447] [Citation(s) in RCA: 77] [Impact Index Per Article: 25.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/18/2020] [Revised: 12/28/2020] [Accepted: 01/17/2021] [Indexed: 02/07/2023]
Abstract
Pyroptosis is a form of programmed cell death activated by various stimuli and is characterized by inflammasome assembly, membrane pore formation, and the secretion of inflammatory cytokines (IL-1β and IL-18). Atherosclerosis-related risk factors, including oxidized low-density lipoprotein (ox-LDL) and cholesterol crystals, have been shown to promote pyroptosis through several mechanisms that involve ion flux, ROS, endoplasmic reticulum stress, mitochondrial dysfunction, lysosomal rupture, Golgi function, autophagy, noncoding RNAs, post-translational modifications, and the expression of related molecules. Pyroptosis of endothelial cells, macrophages, and smooth muscle cells in the vascular wall can induce plaque instability and accelerate atherosclerosis progression. In this review, we focus on the pathogenesis, influence, and therapy of pyroptosis in atherosclerosis and provide novel ideas for suppressing pyroptosis and the progression of atherosclerosis.
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Affiliation(s)
- Xiao He
- Department of Neurology, First Affiliated Hospital of Harbin Medical University, 23 You Zheng Street, Harbin 150001, Heilongjiang Province, China.
| | - Xuehui Fan
- Department of Neurology, First Affiliated Hospital of Harbin Medical University, 23 You Zheng Street, Harbin 150001, Heilongjiang Province, China.
| | - Bing Bai
- Department of Neurology, First Affiliated Hospital of Harbin Medical University, 23 You Zheng Street, Harbin 150001, Heilongjiang Province, China.
| | - Nanjuan Lu
- Department of Neurology, First Affiliated Hospital of Harbin Medical University, 23 You Zheng Street, Harbin 150001, Heilongjiang Province, China.
| | - Shuang Zhang
- General Surgery, Harbin Changzheng Hospital, 363 Xuan Hua Street, Harbin 150001, Heilongjiang Province, China.
| | - Liming Zhang
- Department of Neurology, First Affiliated Hospital of Harbin Medical University, 23 You Zheng Street, Harbin 150001, Heilongjiang Province, China.
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48
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Takahashi M. NLRP3 inflammasome as a key driver of vascular disease. Cardiovasc Res 2021; 118:372-385. [PMID: 33483732 DOI: 10.1093/cvr/cvab010] [Citation(s) in RCA: 84] [Impact Index Per Article: 28.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/13/2020] [Revised: 11/12/2020] [Accepted: 01/16/2021] [Indexed: 12/12/2022] Open
Abstract
NLRP3 (nucleotide-binding oligomerization domain-like receptor family pyrin domain containing 3) is an intracellular innate immune receptor that recognizes a diverse range of stimuli derived from pathogens, damaged or dead cells, and irritants. NLRP3 activation causes the assembly of a large multiprotein complex termed the NLRP3 inflammasome, and leads to the secretion of bioactive interleukin (IL)-1β and IL-18 as well as the induction of inflammatory cell death termed pyroptosis. Accumulating evidence indicates that NLRP3 inflammasome plays a key role in the pathogenesis of sterile inflammatory diseases, including atherosclerosis and other vascular diseases. Indeed, the results of the Canakinumab Anti-inflammatory Thrombosis Outcome Study (CANTOS) trial demonstrated that IL-1β-mediated inflammation plays an important role in atherothrombotic events and suggested that NLRP3 inflammasome is a key driver of atherosclerosis. In this review, we will summarize the current state of knowledge regarding the role of NLRP3 inflammasome in vascular diseases, in particular in atherosclerosis, vascular injury, aortic aneurysm, and Kawasaki disease vasculitis, and discuss NLRP3 inflammasome as a therapeutic target for these disorders.
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Affiliation(s)
- Masafumi Takahashi
- Division of Inflammation Research, Center for Molecular Medicine, Jichi Medical University, Tochigi, Japan
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Truong R, Thankam FG, Agrawal DK. Immunological mechanisms underlying sterile inflammation in the pathogenesis of atherosclerosis: potential sites for intervention. Expert Rev Clin Immunol 2020; 17:37-50. [PMID: 33280442 DOI: 10.1080/1744666x.2020.1860757] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Abstract
Introduction: Innate and adaptive immunity play a critical role in the underlying pathological mechanisms of atherosclerosis and potential target sites of sterile inflammation open opportunities to develop novel therapeutics. In response to oxidized LDL in the intimal layer, T cell subsets are recruited and activated at the site of atheroma to upregulate pro-atherogenic cytokines which exacerbate plaque formation instability.Areas covered: A systematic search of PubMed and the Web of Science was performed between January 2001- September 2020 and relevant articles in sterile inflammation and atherosclerosis were critically reviewed. The original information was collected on the interconnection between danger associated molecular patterns (DAMPs) as the mediators of sterile inflammation and the receptor complex of CD36-TLR4-TLR6 that primes and activates inflammasomes in the pathophysiology of atherosclerosis. Mediators of sterile inflammation are identified to target therapeutic strategies in the management of atherosclerosis.Expert opinion: Sterile inflammation via NLRP3 inflammasome is perpetuated by the activation of IL-1β and IL-18 and induction of pyroptosis resulting in the release of additional inflammatory cytokines and DAMPs. Challenges with current inhibitors of the NLRP3 inflammasome lie in the specificity, stability, and efficacy in targeting the NLRP3 inflammasome constituents without ameliorating upstream or downstream responses necessary for survival.
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Affiliation(s)
- Roland Truong
- Department of Translational Research, Western University of Health Sciences, Pomona, CA, USA
| | - Finosh G Thankam
- Department of Translational Research, Western University of Health Sciences, Pomona, CA, USA
| | - Devendra K Agrawal
- Department of Translational Research, Western University of Health Sciences, Pomona, CA, USA
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Xu S, Chen H, Ni H, Dai Q. Targeting HDAC6 attenuates nicotine-induced macrophage pyroptosis via NF-κB/NLRP3 pathway. Atherosclerosis 2020; 317:1-9. [PMID: 33321327 DOI: 10.1016/j.atherosclerosis.2020.11.021] [Citation(s) in RCA: 62] [Impact Index Per Article: 15.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/01/2020] [Revised: 10/11/2020] [Accepted: 11/18/2020] [Indexed: 11/17/2022]
Abstract
BACKGROUND AND AIMS During the development of atherosclerosis, nicotine activates macrophage inflammation. However, whether nicotine induces macrophage pyroptosis and the underlying mechanisms remain unclear. This study aimed to investigate the role of histone deacetylase 6 (HDAC6) in nicotine-induced macrophage pyroptosis. METHODS For the in vivo study, nicotine was administered to 8-week-old ApoE-/- mice fed a high-fat diet (HFD) for 12 weeks. TUNEL/CD68 and Caspase-1/CD68 staining was used to assess macrophage pyroptosis in plaque. For the in vitro study, Western blotting, lactic dehydrogenase activity (LDH), coimmunoprecipitation, chromatin immunoprecipitation and immunofluorescence were used to evaluate pyroptosis and related signaling pathway in RAW264.7 cells. RESULTS A high-fat diet and nicotine upregulated macrophage pyroptosis in atherosclerotic lesions. Nicotine promoted pyroptosis in RAW264.7 cells, as evidenced by increased expression of cleaved Caspase1, NLRP3, IL-1β, IL-18, and elevated LDH release. Inhibition of HDAC6 suppressed nicotine-induced pyroptosis, which is partly mediated by p65 acetylation and NLRP3 transcription. Silencing p65 or NLRP3 resulted in decreased pyroptosis in RAW264.7 cells. CONCLUSIONS Nicotine induces macrophage pyroptosis in atherosclerosis through HDAC6/NF-κB/NLRP3 signaling pathway.
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Affiliation(s)
- Shuang Xu
- Department of Cardiology, Shanghai General Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200080, China; Department of Ultrasound, The Second Hospital, Cheeloo College of Medicine, Shandong University, Jinan, 250033, China
| | - Hangwei Chen
- Department of Cardiology, Shanghai General Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200080, China
| | - Huaner Ni
- Department of Cardiology, Shanghai General Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200080, China
| | - Qiuyan Dai
- Department of Cardiology, Shanghai General Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200080, China.
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