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Ren J, Wang XY, Sun Y. Neutrophil-Lymphocyte Ratio Can be Used as a Predictor of Prognosis in Patients With Heart Failure. Angiology 2024; 75:796-797. [PMID: 37691324 DOI: 10.1177/00033197231201927] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 09/12/2023]
Affiliation(s)
- Jian Ren
- Department of Cardiology, Liaocheng People's Hospital Affiliated to Shandong First Medical University, Liaocheng, PR China
- Department of Cardiology, Liaocheng Dongchangfu People's Hospital, Liaocheng, PR China
| | - Xiao-Yuan Wang
- Department of Internal Medicine, Liaocheng Fifth People's Hospital, Liaocheng, PR China
| | - Ying Sun
- Department of Cardiology, Liaocheng People's Hospital Affiliated to Shandong First Medical University, Liaocheng, PR China
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Pan G, Cui B, Han M, Lin L, Li Y, Wang L, Guo S, Yin Y, Zhan H, Li P. Puerarin inhibits NHE1 activity by interfering with the p38 pathway and attenuates mitochondrial damage induced by myocardial calcium overload in heart failure rats. Acta Biochim Biophys Sin (Shanghai) 2024; 56:270-279. [PMID: 38282474 PMCID: PMC10984851 DOI: 10.3724/abbs.2023269] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/01/2023] [Accepted: 09/11/2023] [Indexed: 01/30/2024] Open
Abstract
Previous studies have shown that puerarin plays a key role in protecting humans and animals from cardiovascular diseases. The exact mechanism of the therapeutic effect of puerarin on various cardiovascular diseases (protective effect on cardiomyocytes) is still unclear. In the present study, we identify the role of puerarin in an animal model of experimental heart failure (HF) and explore its underlying mechanisms. The HF rat model is induced by intraperitoneal injection of adriamycin (ADR), and puerarin is administered intragastrically at low, medium, and high concentrations. We demonstrate that puerarin significantly improves myocardial fibrosis and inflammatory infiltration and, as a result, improves cardiac function in ADR-induced HF rats. Mechanistically, we find for the first time that puerarin inhibits overactivated Na +/H + exchange isoform 1 (NHE1) in HF, which may improve HF by decreasing Na + and Ca 2+ ion concentrations and attenuating mitochondrial damage caused by calcium overload; on the other hand, puerarin inhibits the activation of the p38 pathway in HF, reduces the expressions of TGF-β and proinflammatory cytokines, and suppresses myocardial fibrosis. In conclusion, our results suggest that Puerarin is an effective drug against HF and may play a protective role in the myocardium by inhibiting the activation of p38 and its downstream NHE1.
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Affiliation(s)
- Guopin Pan
- Sino-UK Joint Laboratory of Brain Function and Injury and Department of Physiology and NeurobiologyHenan International Joint Laboratory of Cardiovascular Remodeling and Drug InterventionSchool of Basic Medical SciencesCollege of PharmacyXinxiang Medical UniversityXinxiang453003China
| | - Baoyue Cui
- Sino-UK Joint Laboratory of Brain Function and Injury and Department of Physiology and NeurobiologyHenan International Joint Laboratory of Cardiovascular Remodeling and Drug InterventionSchool of Basic Medical SciencesCollege of PharmacyXinxiang Medical UniversityXinxiang453003China
- Nanyang Second General HospitalNanyang473001China
| | - Mingming Han
- Sino-UK Joint Laboratory of Brain Function and Injury and Department of Physiology and NeurobiologyHenan International Joint Laboratory of Cardiovascular Remodeling and Drug InterventionSchool of Basic Medical SciencesCollege of PharmacyXinxiang Medical UniversityXinxiang453003China
| | - Laibiao Lin
- Sino-UK Joint Laboratory of Brain Function and Injury and Department of Physiology and NeurobiologyHenan International Joint Laboratory of Cardiovascular Remodeling and Drug InterventionSchool of Basic Medical SciencesCollege of PharmacyXinxiang Medical UniversityXinxiang453003China
| | - Yinlan Li
- College of PharmacyHeilongjiang University of Chinese MedicineHarbin150040China
| | - Ling Wang
- Sino-UK Joint Laboratory of Brain Function and Injury and Department of Physiology and NeurobiologyHenan International Joint Laboratory of Cardiovascular Remodeling and Drug InterventionSchool of Basic Medical SciencesCollege of PharmacyXinxiang Medical UniversityXinxiang453003China
| | - Shuang Guo
- Hubei Key Laboratory of Diabetes and AngiopathyHubei University of Science and TechnologyXianning437100China
| | - Yaling Yin
- Sino-UK Joint Laboratory of Brain Function and Injury and Department of Physiology and NeurobiologyHenan International Joint Laboratory of Cardiovascular Remodeling and Drug InterventionSchool of Basic Medical SciencesCollege of PharmacyXinxiang Medical UniversityXinxiang453003China
| | - Heqin Zhan
- Sino-UK Joint Laboratory of Brain Function and Injury and Department of Physiology and NeurobiologyHenan International Joint Laboratory of Cardiovascular Remodeling and Drug InterventionSchool of Basic Medical SciencesCollege of PharmacyXinxiang Medical UniversityXinxiang453003China
| | - Peng Li
- Sino-UK Joint Laboratory of Brain Function and Injury and Department of Physiology and NeurobiologyHenan International Joint Laboratory of Cardiovascular Remodeling and Drug InterventionSchool of Basic Medical SciencesCollege of PharmacyXinxiang Medical UniversityXinxiang453003China
- Hubei Key Laboratory of Diabetes and AngiopathyHubei University of Science and TechnologyXianning437100China
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3
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Garofalo M, Corso R, Tomasoni D, Adamo M, Lombardi CM, Inciardi RM, Gussago C, Di Mario C, Metra M, Pagnesi M. Inflammation in acute heart failure. Front Cardiovasc Med 2023; 10:1235178. [PMID: 38045909 PMCID: PMC10690826 DOI: 10.3389/fcvm.2023.1235178] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/05/2023] [Accepted: 10/30/2023] [Indexed: 12/05/2023] Open
Abstract
Acute heart failure (AHF) represents a common clinical scenario that requires prompt evaluation and therapy and that is characterized by a high risk of mortality or subsequent rehospitalizations. The pathophysiology leading to AHF decompensation is still not fully understood. Significant activation of inflammatory pathways has been identified in patients with AHF, particularly in its most severe forms, and it has been hypothesized that systemic inflammation has a role in AHF pathogenesis. Several inflammatory mediators and cytokines, such as high sensitivity C-reactive protein, tumor necrosis factor-α, interleukin-6, interleukin-1, soluble suppression of tumorigenicity 2 and galectin-3, have been shown to play a role in the pathogenesis, development and worsening of this condition with an independent prediction of adverse outcomes. This manuscript reviews the prevalence and prognostic value of systemic inflammation in AHF, as well as the potential role of anti-inflammatory therapies, focusing on available evidence from clinical trials and ongoing studies.
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Affiliation(s)
- Manuel Garofalo
- Department of Cardiology, Careggi University Hospital, Florence, Italy
| | - Rossana Corso
- Department of Internal Medicine, ASST Sette Laghi, Varese, Italy
| | - Daniela Tomasoni
- Cardiology, ASST Spedali Civili and Department of Medical and Surgical Specialties, Radiological Science and Public Health, University of Brescia, Brescia, Italy
| | - Marianna Adamo
- Cardiology, ASST Spedali Civili and Department of Medical and Surgical Specialties, Radiological Science and Public Health, University of Brescia, Brescia, Italy
| | - Carlo M. Lombardi
- Cardiology, ASST Spedali Civili and Department of Medical and Surgical Specialties, Radiological Science and Public Health, University of Brescia, Brescia, Italy
| | - Riccardo M. Inciardi
- Cardiology, ASST Spedali Civili and Department of Medical and Surgical Specialties, Radiological Science and Public Health, University of Brescia, Brescia, Italy
| | - Cristina Gussago
- Cardiology, ASST Spedali Civili and Department of Medical and Surgical Specialties, Radiological Science and Public Health, University of Brescia, Brescia, Italy
| | - Carlo Di Mario
- Department of Cardiology, Careggi University Hospital, Florence, Italy
| | - Marco Metra
- Cardiology, ASST Spedali Civili and Department of Medical and Surgical Specialties, Radiological Science and Public Health, University of Brescia, Brescia, Italy
| | - Matteo Pagnesi
- Cardiology, ASST Spedali Civili and Department of Medical and Surgical Specialties, Radiological Science and Public Health, University of Brescia, Brescia, Italy
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4
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McCallum W, Sarnak MJ. Cardiorenal Syndrome in the Hospital. Clin J Am Soc Nephrol 2023; 18:933-945. [PMID: 36787124 PMCID: PMC10356127 DOI: 10.2215/cjn.0000000000000064] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/01/2022] [Accepted: 12/22/2022] [Indexed: 01/22/2023]
Abstract
The cardiorenal syndrome refers to a group of complex, bidirectional pathophysiological pathways involving dysfunction in both the heart and kidney. Upward of 60% of patients admitted for acute decompensated heart failure have CKD, as defined by an eGFR of <60 ml/min per 1.73 m 2 . CKD, in turn, is one of the strongest risk factors for mortality and cardiovascular events in acute decompensated heart failure. Although not well understood, the mechanisms in the cardiorenal syndrome include venous congestion, arterial underfilling, neurohormonal activation, inflammation, and endothelial dysfunction. Arterial underfilling may lead to activation of the renin-angiotensin-aldosterone system and sympathetic nervous system, leading to sodium reabsorption and vasoconstriction. Venous congestion likely also mediates and perpetuates these maladaptive pathways. To rule out intrinsic kidney disease that is distinct from the cardiorenal syndrome, one should obtain a careful history, review longitudinal eGFR trends, assess albuminuria and proteinuria, and review the urine sediment and kidney imaging. The hallmark of the cardiorenal syndrome is intense sodium avidity and diuretic resistance, often requiring a combination of diuretics with varying pharmacological targets, and monitoring of urinary response to guide escalations in therapy. Invasive means of decongestion may be required including ultrafiltration or KRT such as peritoneal dialysis, which is often better tolerated from a hemodynamic perspective than intermittent hemodialysis. Strategies for increasing forward perfusion in states of low cardiac output and cardiogenic shock may include afterload reduction and inotropes and, in the most severe cases, mechanical circulatory support devices, many of which have kidney-specific considerations.
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Affiliation(s)
- Wendy McCallum
- Division of Nephrology, Tufts Medical Center, Boston, Massachusetts
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5
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Vieira-Cardoso N, Pereira-Neves A, Fragão-Marques M, Duarte-Gamas L, Domingues-Monteiro D, Vidoedo J, Reis P, Teixeira J, Andrade JP, Rocha-Neves J. Red blood cell distribution width as a predictor of cardiovascular outcomes in extensive aortoiliac disease. THE JOURNAL OF CARDIOVASCULAR SURGERY 2023; 64:48-57. [PMID: 36168948 DOI: 10.23736/s0021-9509.22.12210-x] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Abstract
BACKGROUND Aortoiliac peripheral artery disease may lead to disabling lower limb claudication or to lower limb chronic threatening ischemia, which is associated with increased short and long-term morbi-mortality. The red blood cell distribution width-coefficient of variation (RDW-CV) has been able to predict outcomes in other atherosclerotic diseases, such as myocardial infarction and stroke. The main objective of this study was to assess the predictive ability of perioperative RDW-CV in accurately predicting short and long-term major adverse cardiovascular events (MACE) and all-cause mortality in patients submitted to aortoiliac revascularization due to extensive aortoiliac atherosclerotic disease. METHODS From 2013 to 2020, patients who underwent aortoiliac revascularization due to severe aortoiliac disease were included in a prospective cohort. Blood samples were taken preoperatively and the patient's demographics, comorbidities, and postoperative outcomes were assessed. A multivariate Cox regression model was used to adjust for confounding and assess the independent effect of these prognostic factors on the outcomes. RESULTS The study group included 107 patients. Median follow-up was 57 (95% CI: 34.4-69.6) months. Preoperative RDW-CV was increased in thirty-eight patients (35.5%). Increased RDW-CV was associated with congestive heart failure - adjusted odds ratio of 5.043 (95% CI: 1.436-17.717, P=0.012). It could predict long-term occurrence of MACE (adjusted hazard ratio [aHR] 1.065, 95% CI: 1.014-1.118, P=0.011), all-cause mortality (aHR=1.069, 95% CI: 1.014-1.126, P=0.013), acute heart failure (AHF) (aHR=1.569, 95% CI: 1.179-2.088, P=0.002), and stroke (aHR=1.343, 95% CI: 1.044-1.727, P=0.022). CONCLUSIONS RDW is a widely available and low-cost marker that was able to independently predict long-term AHF, stroke, MACE, and all-cause mortality in patients with extensive aortoiliac disease submitted to revascularization. This biomarker could help assess which patients would likely benefit from stricter follow-up in the long-term.
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Affiliation(s)
| | | | | | | | | | | | - Pedro Reis
- University Hospital Centre of São João, Porto, Portugal
| | - José Teixeira
- University Hospital Centre of São João, Porto, Portugal
| | - José P Andrade
- Faculty of Medicine, University of Porto, Porto, Portugal
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Benhuri B, Aikawa T, Takagi H, Benhuri D, Kuno T. Elevated Natriuretic Peptides in Patients With Severe or Critical COVID-19: A Meta-Analysis. Tex Heart Inst J 2022; 49:e207404. [PMID: 36223219 PMCID: PMC9632402 DOI: 10.14503/thij-20-7404] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 09/09/2023]
Abstract
BACKGROUND The worldwide COVID-19 pandemic caused by SARS-CoV-2 has resulted in an extraordinary increase in the number of patients who are severely critically ill. For many of these patients, cardiovascular risk factors are key contributors to the development of severe illness. Laboratory markers for cardiac damage and failure, such as natriuretic peptides, are reported to be elevated in patients with severe COVID-19. METHODS We conducted a systematic review and meta-analysis to compare natriuretic peptide levels in patients with severe COVID-19 vs those with nonsevere COVID-19. PubMed and medRxiv were searched through April 7, 2020. The outcome of interest was the difference in B-type natriuretic peptide (BNP) or N-terminal-proBNP levels in patients with severe vs nonsevere COVID-19. RESULTS We identified 9 retrospective cohort studies that had a total of 1,575 patients with COVID-19 who had their natriuretic peptides measured and were classified by disease severity. All studies were conducted in China. Patients with severe COVID-19 had significantly higher BNP levels than patients with nonsevere COVID-19 (mean difference, 69.56 pg/mL; 95% CI, 1.77-137.35 pg/mL; P = .04, I2 = 83%). Similarly, patients with severe COVID-19 had significantly higher N-terminal-proBNP levels than patients with nonsevere COVID-19 (mean difference, 518.65 pg/mL; 95% CI, 152.40-884.90 pg/mL; P = .006, I2 = 86%). CONCLUSIONS In this study, Chinese patients with severe COVID-19 had higher natriuretic peptide levels than those with nonsevere COVID-19. Studies from all countries affected by the virus will help to further delineate whether the cause is directly or indirectly of cardiac origin and whether preexisting heart failure has an influence on this disparity.
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Affiliation(s)
- Benjamin Benhuri
- Department of Medicine, Icahn School of Medicine at Mount Sinai, Mount Sinai Beth Israel, New York, New York
| | - Tadao Aikawa
- Department of Cardiology, Hokkaido Cardiovascular Hospital, Sapporo, Japan
| | - Hisato Takagi
- Department of Cardiovascular Surgery, Shizuoka Medical Center, Shizuoka, Japan
| | - Daniel Benhuri
- Department of Medicine, Icahn School of Medicine at Mount Sinai, Mount Sinai Beth Israel, New York, New York
| | - Toshiki Kuno
- Division of Cardiology, Montefiore Medical Center, Albert Einstein College of Medicine, New York, New York
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Reina-Couto M, Pereira-Terra P, Quelhas-Santos J, Silva-Pereira C, Albino-Teixeira A, Sousa T. Inflammation in Human Heart Failure: Major Mediators and Therapeutic Targets. Front Physiol 2021; 12:746494. [PMID: 34707513 PMCID: PMC8543018 DOI: 10.3389/fphys.2021.746494] [Citation(s) in RCA: 62] [Impact Index Per Article: 20.7] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/23/2021] [Accepted: 09/20/2021] [Indexed: 12/28/2022] Open
Abstract
Inflammation has been recognized as a major pathophysiological contributor to the entire spectrum of human heart failure (HF), including HF with reduced ejection fraction, HF with preserved ejection fraction, acute HF and cardiogenic shock. Nevertheless, the results of several trials attempting anti-inflammatory strategies in HF patients have not been consistent or motivating and the clinical implementation of anti-inflammatory treatments for HF still requires larger and longer trials, as well as novel and/or more specific drugs. The present work reviews the different inflammatory mechanisms contributing to each type of HF, the major inflammatory mediators involved, namely tumor necrosis factor alpha, the interleukins 1, 6, 8, 10, 18, and 33, C-reactive protein and the enzymes myeloperoxidase and inducible nitric oxide synthase, and their effects on heart function. Furthermore, several trials targeting these mediators or involving other anti-inflammatory treatments in human HF are also described and analyzed. Future therapeutic advances will likely involve tailored anti-inflammatory treatments according to the patient's inflammatory profile, as well as the development of resolution pharmacology aimed at stimulating resolution of inflammation pathways in HF.
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Affiliation(s)
- Marta Reina-Couto
- Departamento de Biomedicina – Unidade de Farmacologia e Terapêutica, Faculdade de Medicina, Universidade do Porto, Porto, Portugal
- Centro de Investigação Farmacológica e Inovação Medicamentosa, Universidade do Porto (MedInUP), Porto, Portugal
- Departamento de Medicina Intensiva, Centro Hospitalar e Universitário São João, Porto, Portugal
| | - Patrícia Pereira-Terra
- Departamento de Biomedicina – Unidade de Farmacologia e Terapêutica, Faculdade de Medicina, Universidade do Porto, Porto, Portugal
| | - Janete Quelhas-Santos
- Departamento de Biomedicina – Unidade de Farmacologia e Terapêutica, Faculdade de Medicina, Universidade do Porto, Porto, Portugal
| | - Carolina Silva-Pereira
- Departamento de Biomedicina – Unidade de Farmacologia e Terapêutica, Faculdade de Medicina, Universidade do Porto, Porto, Portugal
- Centro de Investigação Farmacológica e Inovação Medicamentosa, Universidade do Porto (MedInUP), Porto, Portugal
| | - António Albino-Teixeira
- Departamento de Biomedicina – Unidade de Farmacologia e Terapêutica, Faculdade de Medicina, Universidade do Porto, Porto, Portugal
- Centro de Investigação Farmacológica e Inovação Medicamentosa, Universidade do Porto (MedInUP), Porto, Portugal
| | - Teresa Sousa
- Departamento de Biomedicina – Unidade de Farmacologia e Terapêutica, Faculdade de Medicina, Universidade do Porto, Porto, Portugal
- Centro de Investigação Farmacológica e Inovação Medicamentosa, Universidade do Porto (MedInUP), Porto, Portugal
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8
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Li Z, Zhao H, Wang J. Metabolism and Chronic Inflammation: The Links Between Chronic Heart Failure and Comorbidities. Front Cardiovasc Med 2021; 8:650278. [PMID: 34026868 PMCID: PMC8131678 DOI: 10.3389/fcvm.2021.650278] [Citation(s) in RCA: 29] [Impact Index Per Article: 9.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/06/2021] [Accepted: 03/31/2021] [Indexed: 12/12/2022] Open
Abstract
Heart failure (HF) patients often suffer from multiple comorbidities, such as diabetes, atrial fibrillation, depression, chronic obstructive pulmonary disease, and chronic kidney disease. The coexistance of comorbidities usually leads to multi morbidity and poor prognosis. Treatments for HF patients with multi morbidity are still an unmet clinical need, and finding an effective therapy strategy is of great value. HF can lead to comorbidity, and in return, comorbidity may promote the progression of HF, creating a vicious cycle. This reciprocal correlation indicates there may be some common causes and biological mechanisms. Metabolism remodeling and chronic inflammation play a vital role in the pathophysiological processes of HF and comorbidities, indicating metabolism and inflammation may be the links between HF and comorbidities. In this review, we comprehensively discuss the major underlying mechanisms and therapeutic implications for comorbidities of HF. We first summarize the potential role of metabolism and inflammation in HF. Then, we give an overview of the linkage between common comorbidities and HF, from the perspective of epidemiological evidence to the underlying metabolism and inflammation mechanisms. Moreover, with the help of bioinformatics, we summarize the shared risk factors, signal pathways, and therapeutic targets between HF and comorbidities. Metabolic syndrome, aging, deleterious lifestyles (sedentary behavior, poor dietary patterns, smoking, etc.), and other risk factors common to HF and comorbidities are all associated with common mechanisms. Impaired mitochondrial biogenesis, autophagy, insulin resistance, and oxidative stress, are among the major mechanisms of both HF and comorbidities. Gene enrichment analysis showed the PI3K/AKT pathway may probably play a central role in multi morbidity. Additionally, drug targets common to HF and several common comorbidities were found by network analysis. Such analysis has already been instrumental in drug repurposing to treat HF and comorbidity. And the result suggests sodium-glucose transporter-2 (SGLT-2) inhibitors, IL-1β inhibitors, and metformin may be promising drugs for repurposing to treat multi morbidity. We propose that targeting the metabolic and inflammatory pathways that are common to HF and comorbidities may provide a promising therapeutic strategy.
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Affiliation(s)
- Zhiwei Li
- Department of Pathophysiology, State Key Laboratory of Medical Molecular Biology Institute of Basic Medicine, Chinese Academy of Medical Sciences, School of Basic Medicine, Peking Union Medical College, Beijing, China
| | - Hongmei Zhao
- Department of Pathophysiology, State Key Laboratory of Medical Molecular Biology Institute of Basic Medicine, Chinese Academy of Medical Sciences, School of Basic Medicine, Peking Union Medical College, Beijing, China
| | - Jing Wang
- Department of Pathophysiology, State Key Laboratory of Medical Molecular Biology Institute of Basic Medicine, Chinese Academy of Medical Sciences, School of Basic Medicine, Peking Union Medical College, Beijing, China
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9
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Ahmed AR, Ebad CA, Stoneman S, Satti MM, Conlon PJ. Kidney injury in COVID-19. World J Nephrol 2020; 9:18-32. [PMID: 33312899 PMCID: PMC7701935 DOI: 10.5527/wjn.v9.i2.18] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/25/2020] [Revised: 10/03/2020] [Accepted: 10/20/2020] [Indexed: 02/06/2023] Open
Abstract
Coronavirus disease 2019 (COVID-19) continues to affect millions of people around the globe. As data emerge, it is becoming more evident that extrapulmonary organ involvement, particularly the kidneys, highly influence mortality. The incidence of acute kidney injury has been estimated to be 30% in COVID-19 non-survivors. Current evidence suggests four broad mechanisms of renal injury: Hypovolaemia, acute respiratory distress syndrome related, cytokine storm and direct viral invasion as seen on renal autopsy findings. We look to critically assess the epidemiology, pathophysiology and management of kidney injury in COVID-19.
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Affiliation(s)
- Adeel Rafi Ahmed
- Department of Nephrology, Beaumont Hospital, Dublin D09 V2N0, Ireland
| | | | - Sinead Stoneman
- Department of Nephrology, Beaumont Hospital, Dublin D09 V2N0, Ireland
| | | | - Peter J Conlon
- Department of Nephrology, Beaumont Hospital and Royal College of Surgeons in Ireland, Dublin D09 V2N0, Ireland
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10
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Iwata E, Kondo T, Kato T, Okumura T, Nishiyama I, Kazama S, Ishihara T, Kondo S, Hiraiwa H, Tsuda T, Ito M, Aoyama M, Tanimura D, Awaji Y, Unno K, Murohara T. Prognostic Value of Delirium in Patients With Acute Heart Failure in the Intensive Care Unit. Can J Cardiol 2020; 36:1649-1657. [PMID: 32615071 DOI: 10.1016/j.cjca.2020.01.006] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/08/2019] [Revised: 01/07/2020] [Accepted: 01/10/2020] [Indexed: 10/25/2022] Open
Abstract
BACKGROUND Delirium is a common adverse event observed in patients admitted to the intensive care unit (ICU). However, the prognostic value of delirium and its determinants have not been thoroughly investigated in patients with acute heart failure (AHF). METHODS We investigated 408 consecutive patients with AHF admitted to the ICU. Delirium was diagnosed by means of the Confusion Assessment Method for ICU tool and evaluated every 8 hours during the patients' ICU stays. RESULTS Delirium occurred in 109 patients (26.7%), and the in-hospital mortality rate was significantly higher in patients with delirium (13.8% vs 2.3%; P < 0.001). Multivariate logistic regression analysis showed that delirium independently predicted in-hospital mortality (odds ratio [OR] 4.33, confidence interval [CI] 1.62-11.52; P = 0.003). Kaplan-Meier analysis showed that the 12-month mortality rate was significantly higher in patients with delirium compared with those without (log-rank test: P < 0.001), and Cox proportional hazards analysis showed that delirium remained an independent predictor of 12-month mortality (hazard ratio 2.19, 95% CI 1.49-3.25; P < 0.001). The incidence of delirium correlated with severity of heart failure as assessed by means of the Get With The Guidelines-Heart Failure risk score (chi-square test: P = 0.003). Age (OR 1.05, 95% CI 1.02-1.09; P = 0.003), nursing home residential status (OR 3.32, 95% CI 1.59-6.94; P = 0.001), and dementia (OR 5.32, 95% CI 2.83-10.00; P < 0.001) were independently associated with the development of delirium. CONCLUSIONS Development of delirium during ICU stay is associated with short- and long-term mortality and is predicted by the severity of heart failure, nursing home residential, and dementia status.
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Affiliation(s)
- Etsuo Iwata
- Department of Cardiology, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan; Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Toru Kondo
- Department of Cardiology, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan.
| | - Toshiaki Kato
- Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Takahiro Okumura
- Department of Cardiology, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan
| | - Itsumure Nishiyama
- Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Shingo Kazama
- Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Toshikazu Ishihara
- Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Sayano Kondo
- Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Hiroaki Hiraiwa
- Department of Cardiology, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan
| | - Takuma Tsuda
- Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Masanori Ito
- Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Morihiko Aoyama
- Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Daisuke Tanimura
- Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Yoshifumi Awaji
- Department of Cardiology, Nagoya Ekisaikai Hospital, Nagoya, Aichi, Japan
| | - Kazumasa Unno
- Department of Cardiology, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan
| | - Toyoaki Murohara
- Department of Cardiology, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan
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11
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Association of Plasma Renalase and Left Ventricle Mass Index in Heart Failure Patients Stratified to the Category of the Ejection Fraction: A Pilot Study. DISEASE MARKERS 2019; 2019:7265160. [PMID: 31737132 PMCID: PMC6815612 DOI: 10.1155/2019/7265160] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 07/05/2019] [Accepted: 08/28/2019] [Indexed: 12/28/2022]
Abstract
Heart failure represents a growing health problem, with increasing morbidity and mortality globally. According to the mechanisms involved in the pathogenesis of heart failure, many biomarkers have been proposed for the timely diagnosis and prognostication of patients with heart failure, but other than natriuretic peptides, none of them has gained enough clinical significance. Renalase, a new protein derived from kidneys was demonstrated to metabolize catecholamines and to have a cardioprotective role. The aim of the study was to determine whether renalase and brain natriuretic peptide (BNP) concentration could be used to differentiate heart failure patients stratified to the category of the ejection fraction and whether plasma renalase could be used as a biomarker for left ventricle hypertrophy in all subgroups of heart failure patients. We included patients diagnosed with heart failure and stratified them to the three subgroups according to the ejection fraction. Regarding echocardiographic parameters, HFmrEF had an intermediate profile in between HFrEF and HFpEF, with statistical significance in most evaluated parameters. BNP concentration was significantly different in all three subgroups (p < 0.001), and renalase was statistically higher in HFrEF (p = 0.007) compared to the HFmrEF and HFpEF, where its results were similar, without statistical significance. Renalase plasma concentration was demonstrated to be highly and positively associated with left ventricle mass index in HFrEF (p = 0.029), as well as increased plasma concentration of BNP (p = 0.006). In the HFmrEF group of patients, body mass index was positively associated with LVMI (p = 0.05), while in the patients with HFpEF, diabetes mellitus was demonstrated to have a positive association with LVMI (p = 0.043). These findings suggest that renalase concentration may be measured in order to differentiate patients with reduced ejection fraction. Plasma renalase concentrations positively correlated with left ventricle hypertrophy in patients with reduced ejection fraction, being strongly associated with increased left ventricular mass index.
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12
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Turcato G, Sanchis-Gomar F, Cervellin G, Zorzi E, Sivero V, Salvagno GL, Tenci A, Lippi G. Evaluation of Neutrophil-lymphocyte and Platelet-lymphocyte Ratios as Predictors of 30-day Mortality in Patients Hospitalized for an Episode of Acute Decompensated Heart Failure. J Med Biochem 2019; 38:452-460. [PMID: 31496909 PMCID: PMC6708303 DOI: 10.2478/jomb-2018-0044] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/21/2018] [Accepted: 11/21/2018] [Indexed: 02/08/2023] Open
Abstract
BACKGROUND To investigate the association between both neutrophil to lymphocyte ratio (NLR) and platelet to lymphocyte ratio (PLR) and 30-day mortality in patients hospitalized for an episode of acute decompensated heart failure (ADHF). METHODS 439 patients admitted to emergency department (ED) for an episode of ADHF. Clinical history, demographic, clinical and laboratory data recorded at ED admission and then correlated with 30-day mortality. RESULTS 45/439 (10.3%) patients died within 30 days from ED admission. The median values of NLR (4.1 vs 11.7) and PLR (159.1 vs 285.9) were significantly lower in survivors than in patients who died. The area under the ROC curve of NLR was significantly higher than that of the neutrophil count (0.76 vs 0.59; p<0.001), whilst the AUC of PLR was significantly better than that of the platelet count (0.71 vs 0.51; p<0.001). In univariate analysis, both NLR and PLR were significantly associated with 30-day. In the fully-adjusted multivariate model, NLR (odds ratio, 3.63) and PLR (odds ratio, 3.22) remained independently associated with 30-day mortality after ED admission. CONCLUSIONS Routine assessment of NLR and PLR at ED admission may be a valuable aid to complement other conventional measures for assessing the medium-short risk of ADHF patients.
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Affiliation(s)
- Gianni Turcato
- Department of Emergency Medicine, G. Fracastoro Hospital of San Bonifacio, Azienda Ospedaliera Scaligera, San Bonifacio, Verona, Italy
| | - Fabian Sanchis-Gomar
- Leon H. Charney Division of Cardiology, New York University School of Medicine, New York, USA
- Department of Physiology, Faculty of Medicine, University of Valencia and INCLIVA Biomedical Research Institute, Valencia, Spain
| | | | - Elisabetta Zorzi
- Department of Cardiology and Intensive Care Cardiology, G. Fracastoro Hospital of San Bonifacio, Azienda Ospedaliera Scaligera, San Bonifacio, Verona, Italy
| | - Valentina Sivero
- Department of Emergency Medicine, G. Fracastoro Hospital of San Bonifacio, Azienda Ospedaliera Scaligera, San Bonifacio, Verona, Italy
| | | | - Andrea Tenci
- Department of Emergency Medicine, G. Fracastoro Hospital of San Bonifacio, Azienda Ospedaliera Scaligera, San Bonifacio, Verona, Italy
| | - Giuseppe Lippi
- Section of Clinical Biochemistry, University of Verona, Verona, Italy
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Barhoumi L, Bellagambi FG, Vivaldi FM, Baraket A, Clément Y, Zine N, Ben Ali M, Elaissari A, Errachid A. Ultrasensitive Immunosensor Array for TNF-α Detection in Artificial Saliva using Polymer-Coated Magnetic Microparticles onto Screen-Printed Gold Electrode. SENSORS 2019; 19:s19030692. [PMID: 30744018 PMCID: PMC6387098 DOI: 10.3390/s19030692] [Citation(s) in RCA: 25] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 11/26/2018] [Revised: 01/29/2019] [Accepted: 02/01/2019] [Indexed: 12/23/2022]
Abstract
Tumor necrosis factor-α (TNF-α) is a biomarker of inflammation that occurs in patients suffering from heart failure (HF). Saliva can be sampled in a non-invasive way, and it is currently gaining importance as matrix alternative to blood in diagnostic and therapy monitoring. This work presents the development of an immunosensor array based on eight screen-printed gold electrodes to detect TNF-α in saliva samples. Two different functionalization strategies of electrodes were compared. In the first, anti-TNF-α antibodies were chemically bonded onto the electrode by functionalization with 4-carboxymethylaniline. The other functionalization procedure involved the binding of antibodies onto polymer-coated magnetic microparticles, which were then deposited onto the electrode by pulsed chronoamperometry. Finally, the chronoamperometry technique was applied to characterize the modified SPEAu. The use of a secondary antibody anti-TNF-α (Ab-TNF-α-HRP) labelled with horseradish peroxidase (HRP, 2 µg·mL−1) was investigated using tetramethylbenzidine (TMB, pH = 3.75) as electrochemical substrate containing 0.2 mM of H2O2. A sandwich-type detection strategy with a secondary antibody anti-TNF-α provided chronoamperometric analyses in 10 s for each sample. Linearity, precision, limit of detection, and selectivity of devices were investigated. Interferences were evaluated by analyzing solutions containing other cytokine produced during the acute stage of inflammation. The immunosensor showed good performance within the clinically relevant concentration range, with a precision of 8%, and a limit of detection of 0.3 pg/mL. Therefore, it may represent a promising tool for monitoring HF in a non-invasive way.
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Affiliation(s)
- Lassaad Barhoumi
- NANOMISENE Lab, LR16CRMN01, Centre for Research on Microelectronics and Nanotechnology of Sousse, Technopole of Sousse B.P. 334, Sahloul 4034, Sousse, Tunisia.
- University of Sousse, Higher Institute of Applied Sciences and Technology of Sousse, GREENS-ISSAT, Cité Ettafala, Ibn Khaldoun 4003, Sousse, Tunisia.
| | - Francesca G Bellagambi
- Department of Chemistry and Industrial Chemistry, University of Pisa, via Giuseppe Moruzzi 13, 56124 Pisa, Italy.
| | - Federico M Vivaldi
- Department of Chemistry and Industrial Chemistry, University of Pisa, via Giuseppe Moruzzi 13, 56124 Pisa, Italy.
| | - Abdoullatif Baraket
- Université de Lyon 1, Institut des Sciences Analytiques, UMR 5280, CNRS, 5 rue de la Doua, 69100 Villeurbanne, France.
| | - Yohann Clément
- Université de Lyon 1, Institut des Sciences Analytiques, UMR 5280, CNRS, 5 rue de la Doua, 69100 Villeurbanne, France.
| | - Nadia Zine
- Université de Lyon 1, Institut des Sciences Analytiques, UMR 5280, CNRS, 5 rue de la Doua, 69100 Villeurbanne, France.
| | - Mounir Ben Ali
- NANOMISENE Lab, LR16CRMN01, Centre for Research on Microelectronics and Nanotechnology of Sousse, Technopole of Sousse B.P. 334, Sahloul 4034, Sousse, Tunisia.
- University of Sousse, Higher Institute of Applied Sciences and Technology of Sousse, GREENS-ISSAT, Cité Ettafala, Ibn Khaldoun 4003, Sousse, Tunisia.
| | - Abdelhamid Elaissari
- Univ Lyon, University Claude Bernard Lyon-1, CNRS, LAGEP-UMR 5007, F69622 Lyon, France.
| | - Abdelhamid Errachid
- Université de Lyon 1, Institut des Sciences Analytiques, UMR 5280, CNRS, 5 rue de la Doua, 69100 Villeurbanne, France.
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Thassakorn P, Patchanee P, Pongkan W, Chattipakorn N, Boonyapakorn C. Effect of atorvastatin on oxidative stress and inflammation markers in myxomatous mitral valve disease in dogs: A comparison of subclinical and clinical stages. J Vet Pharmacol Ther 2019; 42:258-267. [PMID: 30666669 DOI: 10.1111/jvp.12746] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/14/2018] [Revised: 11/08/2018] [Accepted: 11/19/2018] [Indexed: 02/02/2023]
Abstract
Myxomatous mitral valve disease (MMVD) is the most common acquired cardiac disorder found in dogs. The disease process can lead to heart failure (HF) and has been found to be associated with oxidative stress and inflammation. Statins exert antioxidant and anti-inflammatory effects in human HF patients. However, the beneficial effects of statins in MMVD dogs are still unclear. Thirty MMVD dogs were enrolled in the study and were divided into two groups: MMVD without HF dogs (n = 15) and MMVD with HF dogs (n = 15). Atorvastatin (8 mg kg-1 day-1 ) was administered orally to all dogs for 4 weeks. All dogs underwent physical examination and cardiac examination at the beginning and end of the experiment, including baseline values for hematology, blood chemistry profile, lipid profile, N-terminal pro B-type natriuretic peptide, oxidative stress marker (8-isoprostane), and inflammatory marker (tumor necrosis factor alpha). The results showed that atorvastatin reduced plasma cholesterol levels in both groups. In addition, plasma concentrations of 8-isoprostane, tumor necrosis factor alpha, and N-terminal pro B-type natriuretic peptide were significantly lower after atorvastatin administration, but only in MMVD dogs in the HF group. Atorvastatin found to be associated with possible antioxidant and inflammatory effects in dogs with HF secondary to MMVD. The potential benefits of statins in dogs with HF merits further investigation in larger, placebo-controlled studies.
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Affiliation(s)
| | - Papras Patchanee
- Faculty of Veterinary Medicine, Integrative Research Center for Veterinary Preventive Medicine, Chiang Mai University, Chiang Mai, Thailand
| | - Wanpitak Pongkan
- Faculty of Veterinary Medicine, Department of Veterinary Biosciences and Veterinary Public Health, Chiang Mai University, Chiang Mai, Thailand
| | - Nipon Chattipakorn
- Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
| | - Chavalit Boonyapakorn
- Faculty of Veterinary Medicine, Department of Companion Animal and Wildlife Clinic, Chiang Mai University, Chiang Mai, Thailand
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15
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16
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Wu CC, Lu YC, Yu TH, Wang CP, Hung WC, Tang WH, Tsai IT, Chung FM, Lee YJ, Hu JJ. Serum albumin level and abnormal corrected QT interval in patients with coronary artery disease and chronic kidney disease. Intern Med J 2018; 48:1242-1251. [PMID: 29573083 DOI: 10.1111/imj.13796] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/11/2017] [Revised: 03/04/2018] [Accepted: 03/05/2018] [Indexed: 12/30/2022]
Abstract
BACKGROUND Lower concentrations of serum albumin appear to be associated with an increased risk of all-cause and cardiovascular mortality, coronary heart disease, heart failure and stroke. However, little is known about the relationship between serum albumin level and prolonged QT interval. AIM To investigate whether lower serum albumin is associated with prolonged QT interval by recording 12-lead electrocardiography in patients with coronary artery disease and chronic kidney disease. METHODS This study included 1383 consecutive patients with coronary artery disease and chronic kidney disease (841 with acute coronary syndrome and 542 with elective percutaneous coronary intervention patients) who were enrolled in a disease management programme. Twelve-lead electrocardiography was recorded in each subject. We assessed the relationship between albumin levels (both as a continuous variable and stratified by tertile) at admission and corrected QT (QTc) prolongation. RESULTS Patients with abnormal QTc interval had lower serum albumin levels than those with normal and borderline QTc intervals. Statistically significant negative associations were observed between serum albumin levels and QTc interval (β = -0.211, P < 0.0001). Using multivariate and trend analyses, a lower concentration of serum albumin was independently associated with QTc prolongation in both the patients with acute coronary syndrome and elective percutaneous coronary intervention patients. CONCLUSION Concentrations of serum albumin were significantly lower in the patients with an abnormal QTc interval and were associated with QTc prolongation. Further studies are needed to clarify whether lower serum albumin plays a role in the pathogenesis of QTc prolongation.
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Affiliation(s)
- Cheng-Ching Wu
- Department of Biomedical Engineering, National Cheng Kung University, Tainan, Taiwan.,Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan.,Division of Cardiology, Department of Internal Medicine, E-Da Cancer Hospital, Kaohsiung, Taiwan
| | - Yung-Chuan Lu
- Division of Endocrinology and Metabolism, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan.,School of Medicine for International Students, I-Shou University, Kaohsiung, Taiwan
| | - Teng-Hung Yu
- Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
| | - Chao-Ping Wang
- Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan.,School of Medicine for International Students, I-Shou University, Kaohsiung, Taiwan
| | - Wei-Chin Hung
- Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
| | - Wei-Hua Tang
- Division of Cardiology, Department of Internal Medicine, National Yang-Ming University Hospital, Yilan, Taiwan
| | - I-Ting Tsai
- Department of Emergency, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
| | - Fu-Mei Chung
- Division of Cardiology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
| | | | - Jin-Jia Hu
- Department of Biomedical Engineering, National Cheng Kung University, Tainan, Taiwan
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Targoński R, Sadowski J, Starek-Stelmaszczyk M, Targoński R, Rynkiewicz A. Prognostic significance of red cell distribution width and its relation to increased pulmonary pressure and inflammation in acute heart failure. Cardiol J 2018; 27:394-403. [PMID: 30234900 DOI: 10.5603/cj.a2018.0103] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/13/2018] [Revised: 09/11/2018] [Accepted: 06/10/2018] [Indexed: 01/19/2023] Open
Abstract
BACKGROUND Red cell distribution width (RDW) in acute heart failure (AHF) is accepted as a prognostic indicator with unclear pathophysiological ties. The aim of this study was to evaluate the prognostic value of RDW in AHF patients in relation to clinical and echocardiographic data. METHODS 170 patients with AHF were retrospectively studied. All patients had laboratory testing and an echocardiogram performed within 24 h of admission to the Cardiology Department. RESULTS During the mean 193 ± 111 days of follow-up, 33 patients died. More advanced age, high RDW and low peak early diastolic velocity of the lateral mitral annulus (MVe') were independent predictors of all-cause mortality with hazard ratios of: 1.05 (95% CI 1.02-1.09), p < 0.005, 1.40 (95% CI 1.22-1.60), p < 0.001, and 0.77 (95% CI 0.63-0.93), p < 0.007, respectively. In a stepwise multiple linear regression model, RDW was correlated with hemoglobin concentration (standardized b = -0.233, p < 0.001), mean corpuscular volum (standardized b = -0.230, p < 0.001), mean corpuscular hemoglobin concentration (standardized b = -0.207, p < 0.007), the natural logarithm of C-reactive protein (CRP) (standardized b = 0.184, p < 0.004) and tricuspid regurgitation peak gradient (TRPG) values (standardized b = 0.179, p < 0.006), whereas MVe' was correlated with atrial fibrillation (standardized b = 0.269, p < 0.001). CONCLUSIONS The present data demonstrates a novel relation between higher levels of RDW and elevated TRPG and high sensitivity CRP values in patients with AHF. These findings suggest that RDW, the most important mortality predictor, is independently associated with elevated pulmonary pressure and systemic inflammation in patients with AHF. Moreover, in AHF patients, more advanced age and decreased MVe' are also independently associated with total mortality risk.
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Affiliation(s)
- Ryszard Targoński
- Department of Cardiology, University of Warmia and Mazury in Olsztyn, Oczapowskiego 2, 10-900 Olsztyn, Poland.
| | - Janusz Sadowski
- Department of Cardiology, University of Warmia and Mazury in Olsztyn, Oczapowskiego 2, 10-900 Olsztyn, Poland
| | | | | | - Andrzej Rynkiewicz
- Department of Cardiology, University of Warmia and Mazury in Olsztyn, Oczapowskiego 2, 10-900 Olsztyn, Poland
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Chitturi C, Novak JE. Diuretics in the Management of Cardiorenal Syndrome. Adv Chronic Kidney Dis 2018; 25:425-433. [PMID: 30309460 DOI: 10.1053/j.ackd.2018.08.008] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/23/2018] [Revised: 08/13/2018] [Accepted: 08/14/2018] [Indexed: 12/21/2022]
Abstract
The leading cause of death worldwide is cardiovascular disease. The heart and the kidneys are functionally interdependent, such that dysfunction in one organ may cause dysfunction in the other. By one estimate, more than 60% of patients with congestive heart failure develop chronic kidney disease. Volume overload and congestion are hallmarks of heart failure, and these findings are associated with severe symptoms and poor outcomes. Given the importance of congestion, diuretics remain a cornerstone of heart failure management. However, diuretic treatment remains largely empirical, with little evidence currently available to guide decisions. In this review, we discuss the pathophysiology of cardiorenal syndrome, the pharmacology of loop diuretics, mechanisms of diuretic resistance, and evidence-based treatment paradigms.
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Pereira-Rodríguez JE, Boada-Morales L, Niño-Serrato DR, Caballero-Chavarro M, Rincón-Gonzales G, Jaimes-Martín T, Melo-Ascanio J. Síndrome cardiorrenal. REVISTA COLOMBIANA DE CARDIOLOGÍA 2017. [DOI: 10.1016/j.rccar.2017.05.019] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022] Open
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20
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Proinflammatory Cytokines Are Soluble Mediators Linked with Ventricular Arrhythmias and Contractile Dysfunction in a Rat Model of Metabolic Syndrome. OXIDATIVE MEDICINE AND CELLULAR LONGEVITY 2017; 2017:7682569. [PMID: 29201273 PMCID: PMC5671748 DOI: 10.1155/2017/7682569] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 04/01/2017] [Accepted: 08/27/2017] [Indexed: 12/15/2022]
Abstract
Metabolic syndrome (MS) increases cardiovascular risk and is associated with cardiac dysfunction and arrhythmias, although the precise mechanisms are still under study. Chronic inflammation in MS has emerged as a possible cause of adverse cardiac events. Male Wistar rats fed with 30% sucrose in drinking water and standard chow for 25–27 weeks were compared to a control group. The MS group showed increased weight, visceral fat, blood pressure, and serum triglycerides. The most important increases in serum cytokines included IL-1β (7-fold), TNF-α (84%), IL-6 (41%), and leptin (2-fold), the latter also showing increased gene expression in heart tissue (35-fold). Heart function ex vivo in MS group showed a decreased mechanical performance response to isoproterenol challenge (ISO). Importantly, MS hearts under ISO showed nearly twofold the incidence of ventricular fibrillation. Healthy rat cardiomyocytes exposed to MS group serum displayed impaired contractile function and Ca2+ handling during ISO treatment, showing slightly decreased cell shortening and Ca2+ transient amplitude (23%), slower cytosolic calcium removal (17%), and more frequent spontaneous Ca2+ release events (7.5-fold). As spontaneous Ca2+ releases provide a substrate for ventricular arrhythmias, our study highlights the possible role of serum proinflammatory mediators in the development of arrhythmic events during MS.
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21
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Myocardial Expression of Macrophage Migration Inhibitory Factor in Patients with Heart Failure. J Clin Med 2017; 6:jcm6100095. [PMID: 29027966 PMCID: PMC5664010 DOI: 10.3390/jcm6100095] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/01/2017] [Revised: 09/26/2017] [Accepted: 10/10/2017] [Indexed: 12/28/2022] Open
Abstract
Macrophage migration inhibitory factor (MIF) is a pleiotropic inflammatory protein and contributes to several different inflammatory and ischemic/hypoxic diseases. MIF was shown to be cardioprotective in experimental myocardial ischemia/reperfusion injury and its expression is regulated by the transcription factor hypoxia-inducible factor (HIF)-1α. We here report on MIF expression in the failing human heart and assess myocardial MIF in different types of cardiomyopathy. Myocardial tissue samples from n = 30 patients were analyzed by quantitative Real-Time PCR. MIF and HIF-1α mRNA expression was analyzed in myocardial samples from patients with ischemic (ICM) and non-ischemic cardiomyopathy (NICM) and from patients after heart transplantation (HTX). MIF expression was elevated in myocardial samples from patients with ICM compared to NICM. Transplanted hearts showed lower MIF levels compared to hearts from patients with ICM. Expression of HIF-1α was analyzed and was shown to be significantly increased in ICM patients compared to patients with NICM. MIF and HIF-1α mRNA is expressed in the human heart. MIF and HIF-1α expression depends on the underlying type of cardiomyopathy. Patients with ICM show increased myocardial MIF and HIF-1α expression.
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22
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Sánchez-Trujillo L, Vázquez-Garza E, Castillo EC, García-Rivas G, Torre-Amione G. Role of Adaptive Immunity in the Development and Progression of Heart Failure: New Evidence. Arch Med Res 2017; 48:1-11. [PMID: 28577862 DOI: 10.1016/j.arcmed.2016.12.008] [Citation(s) in RCA: 29] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/18/2016] [Accepted: 12/13/2016] [Indexed: 12/18/2022]
Abstract
Heart failure (HF) is considered the endpoint of a variety of cardiac diseases, which are the leading cause of death in adults and considered a growing pandemic worldwide. Independent of the initial form of cardiac injury, there is evidence linking the involvement of the immune system. In HF there is evidence of the participation of TH1, and TH17 cells, which account for sustained pathological chronic inflammation, cell migration, and the induction of specific pathological phenotypes of mononuclear cells. Of equal or even higher relevance are the B lymphocyte activation mechanisms that include production of pro-inflammatory cytokines, chemokines, and cardiac autoantibodies with or without activation of the complement proteins. Both of these unbalanced T- and B-cell pathways of the adaptive immune system are associated with cardiomyocyte death and tissue remodeling by fibrosis leading to a dysfunctional heart. At this time, therapy with neutralizing antibodies and the use of anti-cytokine immunomodulators to counteract the immune system effects have reached a plateau of mixed results in clinical trials. Nevertheless, recent evidence showed promising results in animal models that suggest that modulation of the adaptive immune system cells more than some of their effector molecules could have benefits in HF patients. This review summarizes the role of the adaptive immunity cells in HF, considering the sustained activation of adaptive immune system as a potential contributor to disease progression in humans and experimental models where its regulation provides a new therapeutic target.
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Affiliation(s)
- Luis Sánchez-Trujillo
- Cátedra de Cardiología y Medicina Vascular, Escuela de Medicina, Tecnologico de Monterrey, Monterrey, México; Hospital General de Zona No. 4, Instituto Mexicano del Seguro Social, México City, Mexico
| | - Eduardo Vázquez-Garza
- Cátedra de Cardiología y Medicina Vascular, Escuela de Medicina, Tecnologico de Monterrey, Monterrey, México
| | - Elena C Castillo
- Cátedra de Cardiología y Medicina Vascular, Escuela de Medicina, Tecnologico de Monterrey, Monterrey, México
| | - Gerardo García-Rivas
- Cátedra de Cardiología y Medicina Vascular, Escuela de Medicina, Tecnologico de Monterrey, Monterrey, México; Centro de Investigación Biomédica, Hospital Zambrano Hellion, Tecnologico de Monterrey, San Pedro Garza-García, México.
| | - Guillermo Torre-Amione
- Cátedra de Cardiología y Medicina Vascular, Escuela de Medicina, Tecnologico de Monterrey, Monterrey, México; Centro de Investigación Biomédica, Hospital Zambrano Hellion, Tecnologico de Monterrey, San Pedro Garza-García, México; Methodist DeBakey Heart and Vascular Center, The Methodist Hospital, Houston, Texas
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23
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Zhu R, Hu Y, Tang L. Reduced cardiac function and risk of venous thromboembolism in Asian countries. Thromb J 2017; 15:12. [PMID: 28450810 PMCID: PMC5404284 DOI: 10.1186/s12959-017-0135-3] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/04/2016] [Accepted: 04/20/2017] [Indexed: 11/10/2022] Open
Abstract
Patients with reduced cardiac function are thought to have a higher risk of venous thromboembolism (VTE). Additionally, they are vulnerable to complications of pulmonary embolism (PE) as well as right heart failure (HF), which in return is supposed to increase the rate of mortality. Studies focusing on VTE in heart failure patients were rare in Asian countries before the 21st century. Nowadays, more and more data are becoming available in this field in Asia. It is already known that heart failure can increase the risk of VTE, but so far a consensus on this issue has not been reached for many years, not only in Asian countries but all over the world. This condition may be due to the detailed pathological advancement in Virchow’s triad and some other theories. In clinical practice, VTE, especially PE is difficult to diagnose in patients with heart failure because of overlapping symptoms (e.g. cough and chest pain) and the elevation of laboratory markers (e.g. probrain natriuretic peptide (NT-proBNP) and D-dimer in both heart failure and VTE patients). Management of VTE in heart failure patients is also controversial because heart failure patients always have complications, such as renal failure and hepatic failure, which increase the risk of bleeding. In this study, we analyzed data from China, Japan, Korea, Singapore and India mainly to get a better understanding of the research progress in VTE in patients with heart failure. The aim of this review is to discuss the risk, incidence, advancement of diagnosis, management and prevention of VTE in patients with heart failure in Asian countries.
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Affiliation(s)
- Ruiqi Zhu
- Department of Hematology, Wuhan Union Hospital of Huazhong University of Science and Technology, Wuhan, 430030 China
| | - Yu Hu
- Department of Hematology, Wuhan Union Hospital of Huazhong University of Science and Technology, Wuhan, 430030 China
| | - Liang Tang
- Department of Hematology, Wuhan Union Hospital of Huazhong University of Science and Technology, Wuhan, 430030 China
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González-Pacheco H, Amezcua-Guerra LM, Sandoval J, Martínez-Sánchez C, Ortiz-León XA, Peña-Cabral MA, Bojalil R. Prognostic Implications of Serum Albumin Levels in Patients With Acute Coronary Syndromes. Am J Cardiol 2017; 119:951-958. [PMID: 28160977 DOI: 10.1016/j.amjcard.2016.11.054] [Citation(s) in RCA: 78] [Impact Index Per Article: 11.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/23/2016] [Revised: 11/29/2016] [Accepted: 11/29/2016] [Indexed: 10/20/2022]
Abstract
Hypoalbuminemia is a long-term risk factor for incident of both myocardial infarction and heart failure. We assessed whether serum albumin levels at admission are associated with new-onset heart failure and in-hospital mortality in patients with acute coronary syndrome (ACS). The study included 7,192 patients with ACS with no previous history of heart failure. Patients were divided into quartiles according to serum albumin levels (Q1: ≤3.50 g/dl; Q2: 3.51 to 3.80 g/dl; Q3: 3.81 to 4.08 g/dl; and Q4: >4.08 g/dl). Logistic regressions were used to explore the relations among serum albumin quartiles, new-onset heart failure, and in-hospital mortality. Serum albumin levels were negatively correlated with both high-sensitivity C-reactive protein and white blood cell count at admission. The unadjusted rate for both new-onset heart failure (37.7%, 20.2%, 14.7%, and 11.4% for Q1, Q2, Q3, and Q4, respectively; p <0.0001) and in-hospital mortality (9.8%, 3.4%, 2.0%, and 1.7% for Q1, Q2, Q3, and Q4, respectively; p <0.0001) were higher at lower serum albumin levels. Multivariate analysis demonstrated that serum albumin level ≤3.50 g/dl is an important and independent predictor of both the development of new-onset heart failure (odds ratio 2.31, 95% CI 1.87 to 2.84, p <0.0001) and in-hospital mortality (odds ratio 1.88, 95% CI 1.23 to 2.86, p = 0.003). In conclusion, albumin level ≤3.50 g/dl is an independent predictor of new-onset heart failure and in-hospital mortality in patients with ACS. The inflammatory state may be a mechanism underlying hypoalbuminemia in this clinical setting.
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Abstract
Heart failure with reduced ejection fraction (HFrEF) represents at least half of the cases of heart failure, which is a syndrome defined as the inability of the heart to supply the body's tissues with an adequate amount of blood under conditions of normal cardiac filling pressure. HFrEF is responsible for high costs and rates of mortality, morbidity, and hospital admissions, mainly in developed countries. Thus, the need for better diagnostic methods and therapeutic approaches and consequently better outcomes is clear. In this article, we review the principal aspects of pathophysiology and diagnosis of HFrEF, with focus on emerging biomarkers and on recent echocardiographic methods for the assessment of left ventricular function. Furthermore, we discuss several major developments in pharmacological and nonpharmacological treatment of HFrEF in the last years, including cardiac resynchronization therapy, implantable cardioverter defibrillators, and the recent and promising drug LCZ696, focusing on current indications, unanswered questions, and other relevant aspects.
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Pudil R, Tichý M, Andrýs C, Řeháček V, Bláha V, Vojáček J, Palička V. Plasma Interleukin-6 Level is Associated with NT-proBNP Level and Predicts Short- and Long Term Mortality in Patients with Acute Heart Failure. ACTA MEDICA (HRADEC KRÁLOVÉ) 2016. [DOI: 10.14712/18059694.2016.81] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
Abstract
Objectives: Interleukin 6 plays an important role in chronic heart failure (HF), but little is known about its involvement in acute decompensated heart failure (ADHF). The aim of our study is to evaluate the prognostic role of interleukin 6 (IL-6) in the patients with ADHF. Methods: Plasma levels of interleukin IL-6, N-terminal pro brain natriuretic peptide levels, and clinical covariates were measured in 92 patients with ADHF. Survival was followed up to 12 months, and prognostic factors were evaluated. Results: Elevated plasma IL-6 levels were increased in nonsurvivors and were associated with 1-year mortality (p<0.01). Plasma IL-6 levels were associated with plasma NT-proBNP levels. In multivariate analysis, increased plasma IL-6 and NT-proBNP levels remained strong independent predictors of 1-year mortality. Conclusions: Plasma IL-6 levels provide important prognostic information in the patients with ADHF. Measurement combining plasma IL-6 and NT-proBNP should serve as a powerful prognostic tool of multimarker strategy in patients with acute decompensated heart failure.
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Olshansky B. Vagus nerve modulation of inflammation: Cardiovascular implications. Trends Cardiovasc Med 2016; 26:1-11. [DOI: 10.1016/j.tcm.2015.03.016] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/02/2015] [Revised: 03/30/2015] [Accepted: 03/30/2015] [Indexed: 12/26/2022]
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Du HB, Wang SH, Zhao ZG, Niu CY. Post-hemorrhagic shock mesenteric lymph is an important contributor to cardiac dysfunction following hemorrhagic shock. Acta Cir Bras 2015; 30:439-44. [PMID: 26108033 DOI: 10.1590/s0102-865020150060000010] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/14/2015] [Accepted: 05/14/2015] [Indexed: 11/21/2022] Open
Abstract
PURPOSE To evaluate whether post-hemorrhagic shock mesenteric lymph (PSML) is involved in cardiac dysfunction induced by hemorrhagic shock. METHODS The hemorrhagic shock model (40±2 mmHg, 3h) was established in rats of the shock and shock+drainage groups; and PSML drainage was performed from hypotension 1-3h in the shock+drainage rats. Then, the isolated hearts were obtained from the rats for the examination of cardiac function with Langendorff system. Subsequently, the isolated hearts were obtained from normal rats and perfused with PSML or Krebs-Henseleit solution, and the changes of cardiac function were observed. RESULTS The left ventricular systolic pressure (LVSP) and the maximal rates of LV developed pressure (LVDP) rise and fall (±dP/dt max) in the shock and shock+drainage groups were lower than that of the sham group; otherwise, these indices in the shock+drainage group were higher compared to the shock group. In addition, after isolated hearts obtained from normal rats perfusing with PSML, these cardiac function indices were gradual decline along with the extension of time, such as heart rate, LVSP, ±dP/dt max, etc. CONCLUSION Post-hemorrhagic shock mesenteric lymph is an important contributor to cardiac dysfunction following hemorrhagic shock.
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Affiliation(s)
- Hui-Bo Du
- Institute of Microcirculation, Hebei North University, Zhangjiakou, China
| | - Si-Hai Wang
- Institute of Microcirculation, Hebei North University, Zhangjiakou, China
| | - Zi-Gang Zhao
- Institute of Microcirculation, Hebei North University, Zhangjiakou, China
| | - Chun-Yu Niu
- Institute of Microcirculation, Hebei North University, Zhangjiakou, China
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Fonfara S, Hetzel U, Hahn S, Kipar A. Age- and gender-dependent myocardial transcription patterns of cytokines and extracellular matrix remodelling enzymes in cats with non-cardiac diseases. Exp Gerontol 2015; 72:117-23. [DOI: 10.1016/j.exger.2015.09.018] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/29/2015] [Revised: 09/01/2015] [Accepted: 09/25/2015] [Indexed: 11/29/2022]
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Abstract
PURPOSE OF REVIEW To examine the utility and technical challenges of applying veno-arterial extracorporeal membrane oxygenation for acute cardiovascular failure in adults with acute and chronic causes of heart failure. RECENT FINDINGS The role of mechanical circulatory support in acute cardiovascular continues to evolve as technology and clinical experience develop. There is increasing interest in the role of veno-arterial extracorporeal membrane oxygenation as a bridging therapy and as an adjunct to conventional cardiopulmonary resuscitation. SUMMARY Veno-arterial extracorporeal membrane oxygenation is an expensive, complex, resource intensive support. It is essential that its future use be guided by evidence obtained from centres that have demonstrated timely, safe support.
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Treatment with hydrogen molecule attenuates cardiac dysfunction in streptozotocin-induced diabetic mice. Cardiovasc Pathol 2015; 24:294-303. [PMID: 25979689 DOI: 10.1016/j.carpath.2015.04.008] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/25/2014] [Revised: 04/21/2015] [Accepted: 04/22/2015] [Indexed: 02/06/2023] Open
Abstract
INTRODUCTION Diabetic cardiomyopathy, a disorder of the heart muscle in diabetic patients, is one of the major causes of heart failure. The aim of present study was to investigate the therapeutic effect of hydrogen molecule on streptozotocin-induced diabetic cardiomyopathy in mice. METHODS Diabetes was induced in adult male mice by consecutive peritoneal injection of streptozotocin (50 mg/kg/day) for 5 days. Then, they were treated with hydrogen water (1.3±0.2 mg/l) for 8 weeks (four groups, n=83-88 in each group). RESULTS Although treatment of diabetic mice with hydrogen water did not significantly affect blood glucose level, it significantly attenuated cardiac hypertrophy and reduced expression of atrial natriuretic factor and β-myosin heavy chain; it alleviated cardiac fibrosis and reduced expression of collagen I and III, transforming growth factor beta, alpha-smooth muscle actin, and osteopontin; it reduced cardiac caspase-3 activity and ratio of bax/bcl-2. Importantly, hydrogen water treatment improved cardiac function in streptozotocin-diabetic mice. Furthermore, it was found that hydrogen water treatment abated oxidative stress, suppressed inflammation, and attenuated endoplasmic reticulum stress in the hearts of streptozotocin-diabetic mice. In addition, hydrogen water treatment suppressed activation of Jun NH2-terminal kinase and p38 mitogen activated protein kinase signaling and nuclear factor κB signaling in the hearts of streptozotocin-diabetic mice. CONCLUSION Treatment with hydrogen molecule attenuated cardiac dysfunction in streptozotocin-induced diabetic mice, which was independent of glycemic control. SUMMARY Treatment with hydrogen molecule attenuated cardiac dysfunction in streptozotocin-induced type 1 diabetic mice. Molecular hydrogen could thus be envisaged as a nutritional countermeasure for diabetic cardiomyopathy.
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Hsing CH, Wang JJ. Clinical implication of perioperative inflammatory cytokine alteration. ACTA ACUST UNITED AC 2015; 53:23-8. [PMID: 25837846 DOI: 10.1016/j.aat.2015.03.002] [Citation(s) in RCA: 45] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/02/2015] [Accepted: 03/06/2015] [Indexed: 12/22/2022]
Abstract
Cytokines are key modulators of inflammatory responses, and play an important role in the defense and repair mechanisms following trauma. After traumatic injury, an immuno-inflammatory response is initiated immediately, and cytokines rapidly appear and function as a regulator of immunity. In pathologic conditions, imbalanced cytokines may provide systemic inflammatory responses or immunosuppression. Expression of perioperative cytokines vary by different intensities of surgical trauma and types of anesthesia and anesthetic agents. Inflammatory cytokines play important roles in postoperative organ dysfunction including central nervous system, cardiovascular, lung, liver, and kidney injury. Inhibition of cytokines could protect against traumatic injury in some circumstances, therefore cytokine inhibitors or antagonists might have the potential for reducing postoperative tissue/organ dysfunction. Cytokines are also involved in wound healing and post-traumatic pain. Application of cytokines for the improvement of surgical wound healing has been reported. Anesthesia-related immune response adjustment might reduce perioperative morbidity because it reduces proinflammatory cytokine expression; however, the overall effects of anesthetics on postoperative immune-inflammatory responses needs to be further investigated.
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Affiliation(s)
- Chung-Hsi Hsing
- Department of Medical Research, Chi-Mei Medical Center, Tainan, Taiwan; Department of Anesthesiology, Chi-Mei Medical Center, Tainan, Taiwan; Department of Anesthesiology, Taipei Medical University, Taipei, Taiwan.
| | - Jhi-Joung Wang
- Department of Medical Research, Chi-Mei Medical Center, Tainan, Taiwan; Department of Anesthesiology, Chi-Mei Medical Center, Tainan, Taiwan
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A novel anti-histone H1 monoclonal antibody, SSV monoclonal antibody, improves lung injury and survival in a mouse model of lipopolysaccharide-induced sepsis-like syndrome. BIOMED RESEARCH INTERNATIONAL 2015; 2015:491649. [PMID: 25649890 PMCID: PMC4306253 DOI: 10.1155/2015/491649] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 08/12/2014] [Revised: 12/18/2014] [Accepted: 12/18/2014] [Indexed: 01/10/2023]
Abstract
Background. Histones play important roles in both host defenses and inflammation related to microbial infection. A peptide mimotope (SSV) was identified from a novel histone H1 monoclonal antibody (16G9 mAb) that was shown to inhibit the mixed lymphocyte reaction. In the present study, an anti-SSV producing hybridoma was established. We investigated the effects of SSV mAb in a mouse acute inflammation model induced by intraperitoneal injection of lipopolysaccharide (LPS). Methods. SSV mAb was generated and characterized. Mice were treated with SSV mAb or a control IgG antibody prior to LPS injection. Evaluation of survival rate and lung tissue on histological score was performed. The levels of inflammatory cytokines and histones H1, H3, and H4 in plasma and lung tissue were measured by ELISA. Results. Competitive ELISA revealed that SSV mAb binds to histone H1. SSV mAb improved lung injury and prolonged the survival of LPS-injected mice. Increased levels of histones H1, H3, and H4 and inflammatory cytokines (TNF-α, IL-1β, and IL-6) in plasma and lung tissue after LPS injection were ameliorated by SSV mAb. Conclusion. SSV mAb is shown to have anti-inflammatory activity and organ-protective effects, highlighting the importance of controlling histone H1 as well as H3 and H4 levels during inflammation.
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Husebye T, Eritsland J, Arnesen H, Bjørnerheim R, Mangschau A, Seljeflot I, Andersen GØ. Association of interleukin 8 and myocardial recovery in patients with ST-elevation myocardial infarction complicated by acute heart failure. PLoS One 2014; 9:e112359. [PMID: 25390695 PMCID: PMC4229310 DOI: 10.1371/journal.pone.0112359] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/26/2014] [Accepted: 10/02/2014] [Indexed: 12/03/2022] Open
Abstract
Background No data from controlled trials exists regarding the inflammatory response in patients with de novo heart failure (HF) complicating ST-elevation myocardial infarction (STEMI) and a possible role in the recovery of contractile function. We therefore explored the time course and possible associations between levels of inflammatory markers and recovery of impaired left ventricular function as well as levosimendan treatment in STEMI patients in a substudy of the LEvosimendan in Acute heart Failure following myocardial infarction (LEAF) trial. Methods A total of 61 patients developing HF within 48 hours after a primary PCI-treated STEMI were randomised double-blind to a 25 hours infusion of levosimendan or placebo. Levels of IL-6, CRP, sIL-6R, sgp130, MCP-1, IL-8, MMP-9, sICAM-1, sVCAM-1 and TNF-α were measured at inclusion (median 22 h, interquartile range (IQR) 14, 29 after PCI), on day 1, day 2, day 5 and 6 weeks. Improvement in left ventricular function was evaluated as change in wall motion score index (WMSI) by echocardiography. Results Only circulating levels of IL-8 at inclusion were associated with change in WMSI from baseline to 6 weeks, r = ÷0.41 (p = 0.002). No association, however, was found between IL-8 and WMSI at inclusion or peak troponin T. Furthermore, there was a significant difference in change in WMSI from inclusion to 6 weeks between patients with IL-8 levels below, compared to above median value, ÷0.44 (IQR÷0.57, ÷0.19) vs. ÷0.07 (IQR÷0.27, 0.07), respectively (p<0.0001). Levosimendan did not affect the levels of inflammary markers compared to control. Conclusion High levels of IL-8 in STEMI patients complicated with HF were associated with less improvement in left ventricular function during the first 6 weeks after PCI, suggesting a possible role of IL-8 in the reperfusion-related injury of post-ischemic myocardium. Further studies are needed to confirm this hypothesis. Trial Registration ClinicalTrials.gov NCT00324766
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Affiliation(s)
- Trygve Husebye
- Department of Cardiology, Oslo University Hospital Ullevål, Oslo, Norway
- Center for Heart Failure Research, University of Oslo, Oslo, Norway
- Faculty of Medicine, University of Oslo, Oslo, Norway
- * E-mail: and
| | - Jan Eritsland
- Department of Cardiology, Oslo University Hospital Ullevål, Oslo, Norway
- Center for Heart Failure Research, University of Oslo, Oslo, Norway
| | - Harald Arnesen
- Center for Clinical Heart Research, Oslo University Hospital Ullevål, Oslo, Norway
- Center for Heart Failure Research, University of Oslo, Oslo, Norway
- Faculty of Medicine, University of Oslo, Oslo, Norway
| | - Reidar Bjørnerheim
- Department of Cardiology, Oslo University Hospital Ullevål, Oslo, Norway
- Center for Heart Failure Research, University of Oslo, Oslo, Norway
| | - Arild Mangschau
- Department of Cardiology, Oslo University Hospital Ullevål, Oslo, Norway
- Center for Heart Failure Research, University of Oslo, Oslo, Norway
| | - Ingebjørg Seljeflot
- Department of Cardiology, Oslo University Hospital Ullevål, Oslo, Norway
- Center for Clinical Heart Research, Oslo University Hospital Ullevål, Oslo, Norway
- Center for Heart Failure Research, University of Oslo, Oslo, Norway
- Faculty of Medicine, University of Oslo, Oslo, Norway
| | - Geir Øystein Andersen
- Department of Cardiology, Oslo University Hospital Ullevål, Oslo, Norway
- Center for Clinical Heart Research, Oslo University Hospital Ullevål, Oslo, Norway
- Center for Heart Failure Research, University of Oslo, Oslo, Norway
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Increased mortality after an acute heart failure episode: new pathophysiological insights from the RELAX-AHF study and beyond. Curr Heart Fail Rep 2014; 11:19-30. [PMID: 24363020 DOI: 10.1007/s11897-013-0180-6] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/19/2023]
Abstract
Acute heart failure (AHF) is one of the most common causes of hospital admission. Despite the very high short-term morbidity and mortality and high costs associated with the condition, little progress has been made toward an understanding of the complex mechanisms of AHF, and particularly the spike in mortality after AHF admission. This manuscript addresses certain hypotheses for the pathophysiology of increased mortality after an AHF episode, specifically exploring the role of neurohormonal and inflammatory activation, congestion, and end-organ damage occurring during the first hours and days of an AHF episode. The results of the recently published RELAX-AHF (Relaxin in Acute Heart Failure) study may hold the key to understanding these intricate mechanisms. In the study, congestion and end-organ damage, which were strongly associated with increased 180-day mortality, were relieved by early administration of serelaxin, which was also associated with reduction in 180-day mortality. Hence, it is possible that early treatment of AHF, including decongestion and prevention of damage to end organs, including kidneys, heart, and liver, is critical to preventing mortality in AHF. This may require a change in our strategic approach to the management of patients admitted with AHF, setting them apart from patients with chronic heart failure (HF), and developing specific treatment strategies for AHF patients beyond simply implementing therapies proven to be effective in chronic HF.
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A mutually beneficial relationship between hepatocytes and cardiomyocytes mitigates doxorubicin-induced toxicity. Toxicol Lett 2014; 227:157-63. [PMID: 24742701 DOI: 10.1016/j.toxlet.2014.04.003] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/01/2014] [Revised: 04/05/2014] [Accepted: 04/07/2014] [Indexed: 12/13/2022]
Abstract
Use of doxorubicin (DOX) is limited by its toxicity in multiple organs. However, the relationship between different organs in response to DOX-induced injury is not well understood. We found that partial hepatectomy correlated with increased DOX-induced heart injury in vivo while supernatant prepared from DOX-treated hepatocytes mitigated DOX-induced cytotoxicity of cardiomyocytes in vitro. Meanwhile, the supernatant of DOX-treated cardiomyocytes mitigated DOX-induced cytotoxicity of hepatocytes. Investigation of the molecular mechanisms underlying these effects found that interleukin 6 (IL-6) was significantly up-regulated in DOX-treated tissues and cells, and supernatant from IL-6 treated cells had a similar effect to that from DOX-treated cells. Although the concentration of secreted IL-6 in supernatant from DOX-treated cells did not significantly differ, blockade of IL-6 signaling, by overexpressing SOCS3, suppressed expression of the downstream molecules trefoil factor family 3 (TFF3) and hepatocyte growth factor (HGF), impaired the mutually beneficial relationship between hepatocytes and cardiomyocytes. In conclusion, our study shows that a mutually beneficial relationship exists between hepatocytes and cardiomyocytes during the acute injury induced by DOX. Moreover, it demonstrates that this phenomenon may be indirectly caused by increased IL-6 expression and the activation of the downstream molecular mediators TFF3 and HGF in hepatocytes and cardiomyocytes, respectively.
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Moriyama N, Ishihara M, Noguchi T, Nakanishi M, Arakawa T, Asaumi Y, Kumasaka L, Kanaya T, Miyagi T, Nagai T, Yamane T, Fujino M, Honda S, Fujiwara R, Anzai T, Kusano K, Goto Y, Yasuda S, Ogawa H. Admission Hyperglycemia Is an Independent Predictor of Acute Kidney Injury in Patients With Acute Myocardial Infarction. Circ J 2014; 78:1475-80. [DOI: 10.1253/circj.cj-14-0117] [Citation(s) in RCA: 45] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Affiliation(s)
- Noriaki Moriyama
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Masaharu Ishihara
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Teruo Noguchi
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Michio Nakanishi
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Tetsuo Arakawa
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Yasuhide Asaumi
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Leon Kumasaka
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Tomoaki Kanaya
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Tadayoshi Miyagi
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Toshiyuki Nagai
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Takafumi Yamane
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Masashi Fujino
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Satoshi Honda
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Reiko Fujiwara
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Toshihisa Anzai
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Kengo Kusano
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Yoichi Goto
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Satoshi Yasuda
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
| | - Hisao Ogawa
- Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center
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Zhao Y, Zhang L, Qiao Y, Zhou X, Wu G, Wang L, Peng Y, Dong X, Huang H, Si L, Zhang X, Zhang L, Li J, Wang W, Zhou L, Gao X. Heme oxygenase-1 prevents cardiac dysfunction in streptozotocin-diabetic mice by reducing inflammation, oxidative stress, apoptosis and enhancing autophagy. PLoS One 2013; 8:e75927. [PMID: 24086665 PMCID: PMC3782439 DOI: 10.1371/journal.pone.0075927] [Citation(s) in RCA: 96] [Impact Index Per Article: 8.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/20/2012] [Accepted: 08/22/2013] [Indexed: 12/29/2022] Open
Abstract
Heme oxygenase-1 (HO-1) has been implicated in cardiac dysfunction, oxidative stress, inflammation, apoptosis and autophagy associated with heart failure, and atherosclerosis, in addition to its recognized role in metabolic syndrome and diabetes. Numerous studies have presented contradictory findings about the role of HO-1 in diabetic cardiomyopathy (DCM). In this study, we explored the role of HO-1 in myocardial dysfunction, myofibril structure, oxidative stress, inflammation, apoptosis and autophagy using a streptozotocin (STZ)-induced diabetes model in mice systemically overexpressing HO-1 (Tg-HO-1) or mutant HO-1 (Tg-mutHO-1). The diabetic mouse model was induced by multiple peritoneal injections of STZ. Two months after injection, left ventricular (LV) function was measured by echocardiography. In addition, molecular biomarkers related to oxidative stress, inflammation, apoptosis and autophagy were evaluated using classical molecular biological/biochemical techniques. Mice with DCM exhibited severe LV dysfunction, myofibril structure disarray, aberrant cardiac oxidative stress, inflammation, apoptosis, autophagy and increased levels of HO-1. In addition, we determined that systemic overexpression of HO-1 ameliorated left ventricular dysfunction, myofibril structure disarray, oxidative stress, inflammation, apoptosis and autophagy in DCM mice. Furthermore, serine/threonine-specific protein kinase (Akt) and AMP-activated protein kinase (AMPK) phosphorylation is normally inhibited in DCM, but overexpression of the HO-1 gene restored the phosphorylation of these kinases to normal levels. In contrast, the functions of HO-1 in DCM were significantly reversed by overexpression of mutant HO-1. This study underlines the unique roles of HO-1, including the inhibition of oxidative stress, inflammation and apoptosis and the enhancement of autophagy, in the pathogenesis of DCM.
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Affiliation(s)
- Yanli Zhao
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
- Department of Biochemistry, Medical College of Qinghai University, Xining, Qinghai, China
| | - Lina Zhang
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
- Department of Clinical Laboratory, Daqing Oilfield General Hospital, Daqing, Heilongjiang, China
| | - Yu Qiao
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Xiaoling Zhou
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Guodong Wu
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Lujing Wang
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Yahui Peng
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Xingli Dong
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Hui Huang
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Lining Si
- Department of Critical-Care Medicine, Affiliated Hospital of Medicine School of Qinghai University, Xining, Qinghai, China
| | - Xueying Zhang
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Lei Zhang
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Jihong Li
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Wei Wang
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
| | - Lingyun Zhou
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
- * E-mail: (LZ); (XG)
| | - Xu Gao
- Department of Biochemistry, Harbin Medical University, Harbin, Heilongjiang, China
- Key Laboratory of Cardiovascular Medicine Research, Ministry of Education, Harbin Medical University, Harbin, Heilongjiang, China
- State-Province Key Laboratories of Biomedicine-Pharmaceutics of China, Harbin Medical University, Harbin, Heilongjiang, China
- * E-mail: (LZ); (XG)
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Fonfara S, Hetzel U, Tew SR, Cripps P, Dukes-McEwan J, Clegg PD. Myocardial cytokine expression in dogs with systemic and naturally occurring cardiac diseases. Am J Vet Res 2013; 74:408-16. [PMID: 23438116 DOI: 10.2460/ajvr.74.3.408] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
Abstract
OBJECTIVE To compare myocardial cytokine expression in dogs with naturally occurring cardiac or systemic diseases and dogs without cardiac or systemic diseases (control dogs) SAMPLE Myocardial tissue samples from 7 systemic disease-affected dogs (SDDs), 7 cardiac disease-affected dogs (CDDs), and 8 control dogs. PROCEDURES mRNA expression of interleukin (IL)-1, IL-2, IL-4, IL-6, IL-8, IL-10, tumor necrosis factor (TNF)-α, interferon (IFN)-γ, transforming growth factor (TGF)-β1, TGF-β2, TGF-β3, and growth differentiation factor-15 in myocardial tissue samples obtained from CDDs, SDDs, and control dogs were analyzed via quantitative PCR assays. RESULTS In control dogs, only mRNA for TNF-α, TGF-β1, and TGF-β3 was detected; concentrations were significantly higher in male than in female dogs. In SDDs and CDDs, all cytokines, growth factors, and growth differentiation factor-15 were expressed. Compared with findings in SDDs, IL-1, IL-6, IL-8, IL-10, TNF-α, and IFN-γ expression was significantly increased in CDDs; specifically, IL-1, IL-8, TNF-α, TGF-β1, and TGF-β3 expression was increased in the atria and IL-8, IL-10, TNF-α, and IFN-γ expression was increased in the ventricles of CDDs. CONCLUSIONS AND CLINICAL RELEVANCE Data suggested that the alterations in cytokine expression in SDDs and CDDs, compared with control dog findings, were a result of inflammatory system activation. The differences in cytokine expression in atria and ventricles between SDDs and CDDs were suggestive of different remodeling processes. A better knowledge of myocardial involvement in SDDs and of immune regulation in CDDs might beneficially affect morbidity and mortality rates and provide new treatment approaches.
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Affiliation(s)
- Sonja Fonfara
- Small Animal Teaching Hospital, School of Veterinary Science, University of Liverpool, Leahurst Campus, Neston CH64 7TE, England.
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Zannad F, Stough WG, Regnault V, Gheorghiade M, Deliargyris E, Gibson CM, Agewall S, Berkowitz SD, Burton P, Calvo G, Goldstein S, Verheugt FW, Koglin J, O'Connor CM. Is thrombosis a contributor to heart failure pathophysiology? Possible mechanisms, therapeutic opportunities, and clinical investigation challenges. Int J Cardiol 2013; 167:1772-82. [DOI: 10.1016/j.ijcard.2012.12.018] [Citation(s) in RCA: 59] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/03/2012] [Accepted: 12/06/2012] [Indexed: 12/21/2022]
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Zachariah D, Olechowski B, Kalra PR. Clinical utility of biomarkers in chronic kidney disease and chronic heart failure. J Ren Care 2013; 39:128-39. [PMID: 23902278 DOI: 10.1111/j.1755-6686.2013.12025.x] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Biomarkers have an increasingly important clinical role in managing patients with heart failure as well as those with kidney disease, both common conditions with generally poor prognostic outcomes and huge impacts on healthcare economics. For patients with chronic heart failure, biomarkers have become centre place in streamlining diagnostic pathways as well as identifying those with worse prognosis. There is much interest in the role for biomarkers in identifying patients at risk of acute kidney injury, although a number of these currently remain as research tools or are in the early stages of evaluation in clinical practice. Patients with cardiorenal syndrome represent a particular challenge to the clinician, and recent studies have suggested a valuable clinical role for certain biomarkers in this setting, either on their own or in combination. This paper will focus on biomarkers with a current clinical role in patients with cardiorenal disease (natriuretic peptides and neutrophil gelatinase-associated lipocalin), although brief reference will be made to other biomarkers with potential future application.
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Affiliation(s)
- Donah Zachariah
- Department of Cardiology, Queen Alexandra Hospital, Portsmouth Hospitals NHS Trust, Portsmouth, Hampshire, UK.
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Filigheddu F. Genetic prediction of heart failure incidence, prognosis and beta-blocker response. Mol Diagn Ther 2013; 17:205-19. [PMID: 23592012 DOI: 10.1007/s40291-013-0035-6] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/16/2023]
Abstract
Heart failure (HF) is a widespread syndrome due to left ventricular dysfunction with high mortality, morbidity and health-care costs. Beta-blockers, together with diuretics and ACE-inhibitors or angiotensin receptor blockers, are a cornerstone of HF therapy, as they reduce mortality and morbidity. Nevertheless, their efficacy varies among patients, and genetics is likely to be one of the modifying factors. In this article, literature on the role of candidate genes on the development of HF, its prognosis and pharmacogenomics of β-blockers in patients with HF is reviewed. The available findings do not support, at the present time, a role for genetic tests in the treatment of HF. More large-scale genome-wide studies with adequate methodology and statistical analysis are required before considering genetic tailoring of HF therapy in patients with systolic HF.
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Affiliation(s)
- Fabiana Filigheddu
- Department of Clinical and Experimental Medicine, University of Sassari, Viale S.Pietro 8, 07100 Sassari, Italy.
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Vistnes M, Høiseth AD, Røsjø H, Nygård S, Pettersen E, Søyseth V, Hurlen P, Christensen G, Omland T. Lack of pro-inflammatory cytokine mobilization predicts poor prognosis in patients with acute heart failure. Cytokine 2013; 61:962-9. [PMID: 23415671 DOI: 10.1016/j.cyto.2013.01.006] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/01/2012] [Revised: 12/31/2012] [Accepted: 01/05/2013] [Indexed: 10/27/2022]
Abstract
AIMS The aim of this study was to gain insight in the inflammatory response in acute heart failure (AHF) by assessing (1) plasma cytokine profiles and (2) prognostic value of circulating cytokines in AHF patients. METHODS AND RESULTS Plasma levels of 26 cytokines were quantified by multiplex protein arrays in 36 patients with congestive AHF, characterized by echocardiographic, radiologic, and clinical examinations on admission, during hospitalization and at discharge. Recurrent AHF leading to death or readmission constituted the combined end point, and all patients were followed for 120 days after discharge. Levels of 15 of the measured cytokines were higher in AHF than in healthy subjects (n=22) on admission. Low levels of MCP-1, IL-1β and a low IL-1β/IL-1ra ratio predicted fatal and non-fatal AHF within 120 days. Patients with low circulating levels of IL-1β had lower left ventricular ejection fraction and higher levels of N-terminal pro-B-type natriuretic peptide, while patients with low levels of MCP-1 had higher E/E' and inferior caval vein diameter, than patients with high levels. CONCLUSION Immune activation, reflected in increased cytokine levels, is present in AHF patients. Interestingly, failure to increase secretion of IL-1β and MCP-1 during AHF is associated with poor outcome.
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Affiliation(s)
- M Vistnes
- Institute for Experimental Medical Research, Oslo University Hospital Ullevål and University of Oslo, Oslo, Norway.
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Angelini A, Castellani C, Ravara B, Franzin C, Pozzobon M, Tavano R, Libera LD, Papini E, Vettor R, De Coppi P, Thiene G, Vescovo G. Stem-cell therapy in an experimental model of pulmonary hypertension and right heart failure: role of paracrine and neurohormonal milieu in the remodeling process. J Heart Lung Transplant 2012; 30:1281-93. [PMID: 21989772 DOI: 10.1016/j.healun.2011.07.017] [Citation(s) in RCA: 42] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/01/2011] [Revised: 07/04/2011] [Accepted: 07/28/2011] [Indexed: 11/16/2022] Open
Abstract
BACKGROUND In this study we investigated the effect of human amniotic fluid stem (hAFS) cells and rat adipose tissue stromal vascular fraction GFP-positive cell (rSVC-GFP) therapy and the contribution of the paracrine and neurohormonal milieu to cardiac and pulmonary vascular remodeling in a rat model of pulmonary hypertension (PH) and right heart failure (RHF). METHODS Sprague-Dawley rats were injected with monocrotaline (MCT). Four million hAFS or rSVC-GFP cells were injected via the tail vein 3 weeks after MCT. RHF was confirmed by RV hypertrophy/dilation and by brain natriuretic peptide (BNP) level. Cytokine profile was assessed by Multiplex array. Stem cell (SC) differentiation was studied by immunofluorescence. RESULTS MCT rats showed eccentric RV hypertrophy with increased RV dilation (measured as right ventricular mass/right ventricular volume [RVM/RVV]: MCT, 1.46 ± 0.12; control, 2.33 ± 0.24; p = 0.01), and increased RV hypertrophy (measured as LVM/RVM: MCT, 1.58 ± 0.06; control, 2.83 ± 0.1; p < 0.00001), increased BNP (MCT, 5.2 ± 1.2; control, 1.5 ± 0.1; p < 0.001) and both pro- and anti-inflammatory cytokines. SC produced a fall of BNP (hAFS, 2.1 ± 0.7; rSVC-GFP, 1.98 ± 1.3; p < 0.001) and pro-inflammatory cytokines. Positive RV remodeling with decreased RV dilation (RVM/RVV: hAFS, 1.87 ± 0.44; rSVC-GFP, 2.12 ± 0.24; p < 0.03 and p < 0.05 vs MCT) and regression of RV hypertrophy (LVM/RVM: hAFS, 2.06 ± 0.08; rSVC-GFP, 2.16 ± 0.08; p < 0.00001 vs MCT) was seen together with a decrease in medial wall thickness of pulmonary arterioles (hAFS, 35.33 ± 2.78%; rSVC-GFP, 37.15 ± 2.92%; p = 0.0001 vs MCT). CONCLUSIONS SC engrafted in the lung, heart and skeletal muscle modulated the pro- and anti-inflammatory cytokine milieu, and produced a positive neurohormonal response. This was accompanied by positive cardiac and pulmonary vascular remodeling, with formation mainly of new vascular cells.
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Affiliation(s)
- Annalisa Angelini
- Department of Medico-Diagnostic Sciences and Special Therapies, University of Padua, Italy.
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Chang WT, Wang YC, Chen CC, Zhang SK, Liu CH, Chang FH, Hsu LS. The -308G/A of Tumor Necrosis Factor (TNF)-α and 825C/T of Guanidine Nucleotide Binding Protein 3 (GNB3) are associated with the onset of acute myocardial infarction and obesity in Taiwan. Int J Mol Sci 2012; 13:1846-1857. [PMID: 22408428 PMCID: PMC3291997 DOI: 10.3390/ijms13021846] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/14/2011] [Revised: 01/23/2012] [Accepted: 02/03/2012] [Indexed: 11/23/2022] Open
Abstract
Acute myocardial infarction is a highly prevalent cardiovascular disease in Taiwan. Among several etiological risk factors, obesity and inflammation are strongly associated with the frequency of hypertension, cardiovascular disease, diabetes, and myocardial infarction. To discriminate obesity- and inflammation-related genes and the onset of acute myocardial infarction (AMI), a case-control study was conducted to investigate the association of the -308G/A polymorphisms of tumor necrosis factor (TNF)-α and the C825T polymorphism of guanidine nucleotide binding protein 3 (GNB3) with the onset of AMI among Taiwanese cohorts. A total of 103 AMI patients and 163 matched normal control samples were enrolled in the present study. The genomic DNA was extracted and subjected into polymerase chain reaction-based restriction fragment length polymorphism (PCR-RFLP) analysis. An association between the A homozygosity of the TNF-α-308G/A polymorphism and the onset of AMI was observed among the male subjects (p = 0.026; Spearman index = 0.200, p = 0.008). An association between the T homozygosity of GNB3 C825T polymorphism and obesity was also observed (Fisher’s exact, p = 0.009). The TT genotype has a protective effect against acquiring AMI among the obese female population in Taiwan (Fisher’s exact, p = 0.032). In conclusion, TNF-α-308G/A and the GNB3 C825T polymorphisms are associated with obesity and AMI in the Taiwanese population.
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Affiliation(s)
- Wei-To Chang
- Division of Cardiology, Kaohsiung Armed Forces General Hospital, Kaohsiung 802, Taiwan; E-Mails: (W.-T.C); (Y.-C.W.); (C.-C.C); (S.-K.Z.)
| | - Yi-Cheng Wang
- Division of Cardiology, Kaohsiung Armed Forces General Hospital, Kaohsiung 802, Taiwan; E-Mails: (W.-T.C); (Y.-C.W.); (C.-C.C); (S.-K.Z.)
| | - Chun-Chang Chen
- Division of Cardiology, Kaohsiung Armed Forces General Hospital, Kaohsiung 802, Taiwan; E-Mails: (W.-T.C); (Y.-C.W.); (C.-C.C); (S.-K.Z.)
| | - Shi-Kun Zhang
- Division of Cardiology, Kaohsiung Armed Forces General Hospital, Kaohsiung 802, Taiwan; E-Mails: (W.-T.C); (Y.-C.W.); (C.-C.C); (S.-K.Z.)
| | - Chen-Hsun Liu
- Department of Biological Science and Technology of I-Shou University, Kaohsiung 840, Taiwan; E-Mail:
| | - Fu-Hsin Chang
- Department of Biomedical Research, Asia-Pacific Biotech Developing, Kaohsiung 806, Taiwan; E-Mail:
- Institute of Biomedical Sciences of National Sun Yat-Sen University, Kaohsiung 804, Taiwan
| | - Li-Sung Hsu
- Institute of Biochemistry and Biotechnology, Chung Shan Medical University, Taichung 402, Taiwan
- Clinical Laboratory, Chung Shan Medical University Hospital, Taichung 402, Taiwan
- Author to whom correspondence should be addressed; E-Mail: ; Tel.: +886-4-24730022 ext. 11682; Fax: +886-4-23248195
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Abstract
Heart failure (HF) is a clinical syndrome manifested by signs and symptoms of low cardiac output, pulmonary, and/or systemic congestion. Immunologically, HF is defined as a state of immune activation and persistent inflammation, especially the circulatory levels of inflammatory cytokines have been found to increase. Traditional drugs used in HF have expressed immunomodulatory and/or anticytokine activities that may participate in their therapeutic efficacy in the disease. The angiotensin-converting enzyme inhibitors like captopril and enalapril as well as the angiotensin II receptor antagonist losartan indicated in HF exerted reducing effects on the inflammatory cytokines such as tumor necrosis factor-alpha and interleukin-6 at experimental and clinical levels. Aldosterone antagonists like spironolactone when administered concomitantly with losartan can attenuate angiotensin II-enhanced cytokine production in HF. Carvedilol beta-adrenergic blockers showed a wider spectrum of anti-inflammatory/anticytokine activity that proved to be associated with improvement of cardiac function and ejection fraction in patients with HF. The poor prognosis in HF despite the long experience with its treatment necessitated thinking about new drugs to be added to the traditional ones. Methotrexate and statins are examples of these drugs, especially because they exert immunologic effects. A low dose of methotrexate has been considered as a hopeful adjunct therapy in chronic HF, but large long-term clinical trials are required. Statins showed conflicting results, although they might be useful early after acute ischemic events associated with left ventricular dysfunction or failure, especially in younger patients with less advanced HF.
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Palaniyandi SS, Ferreira JCB, Brum PC, Mochly-Rosen D. PKCβII inhibition attenuates myocardial infarction induced heart failure and is associated with a reduction of fibrosis and pro-inflammatory responses. J Cell Mol Med 2012; 15:1769-77. [PMID: 20874717 PMCID: PMC3136735 DOI: 10.1111/j.1582-4934.2010.01174.x] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022] Open
Abstract
Protein kinase C βII (PKCβII) levels increase in the myocardium of patients with end-stage heart failure (HF). Also targeted overexpression of PKCβII in the myocardium of mice leads to dilated cardiomyopathy associated with inflammation, fibrosis and myocardial dysfunction. These reports suggest a deleterious role of PKCβII in HF development. Using a post-myocardial infarction (MI) model of HF in rats, we determined the benefit of chronic inhibition of PKCβII on the progression of HF over a period of 6 weeks after the onset of symptoms and the cellular basis for these effects. Four weeks after MI, rats with HF signs that were treated for 6 weeks with the PKCβII selective inhibitor (βIIV5-3 conjugated to TAT(47-57) carrier peptide) (3 mg/kg/day) showed improved fractional shortening (from 21% to 35%) compared to control (TAT(47-57) carrier peptide alone). Formalin-fixed mid-ventricle tissue sections stained with picrosirius red, haematoxylin and eosin and toluidine blue dyes exhibited a 150% decrease in collagen deposition, a two-fold decrease in inflammation and a 30% reduction in mast cell degranulation, respectively, in rat hearts treated with the selective PKCβII inhibitor. Further, a 90% decrease in active TGFβ1 and a significant reduction in SMAD2/3 phosphorylation indicated that the selective inhibition of PKCβII attenuates cardiac remodelling mediated by the TGF-SMAD signalling pathway. Therefore, sustained selective inhibition of PKCβII in a post-MI HF rat model improves cardiac function and is associated with inhibition of pathological myocardial remodelling.
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Kemp CD, Conte JV. The pathophysiology of heart failure. Cardiovasc Pathol 2012; 21:365-71. [PMID: 22227365 DOI: 10.1016/j.carpath.2011.11.007] [Citation(s) in RCA: 334] [Impact Index Per Article: 27.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/23/2011] [Revised: 11/13/2011] [Accepted: 11/17/2011] [Indexed: 12/20/2022] Open
Abstract
Heart failure is a clinical syndrome that results when the heart is unable to provide sufficient blood flow to meet metabolic requirements or accommodate systemic venous return. This common condition affects over 5 million people in the United States at a cost of $10-38 billion per year. Heart failure results from injury to the myocardium from a variety of causes including ischemic heart disease, hypertension, and diabetes. Less common etiologies include cardiomyopathies, valvular disease, myocarditis, infections, systemic toxins, and cardiotoxic drugs. As the heart fails, patients develop symptoms which include dyspnea from pulmonary congestion, and peripheral edema and ascites from impaired venous return. Constitutional symptoms such as nausea, lack of appetite, and fatigue are also common. There are several compensatory mechanisms that occur as the failing heart attempts to maintain adequate function. These include increasing cardiac output via the Frank-Starling mechanism, increasing ventricular volume and wall thickness through ventricular remodeling, and maintaining tissue perfusion with augmented mean arterial pressure through activation of neurohormonal systems. Although initially beneficial in the early stages of heart failure, all of these compensatory mechanisms eventually lead to a vicious cycle of worsening heart failure. Treatment strategies have been developed based upon the understanding of these compensatory mechanisms. Medical therapy includes diuresis, suppression of the overactive neurohormonal systems, and augmentation of contractility. Surgical options include ventricular resynchronization therapy, surgical ventricular remodeling, ventricular assist device implantation, and heart transplantation. Despite significant understanding of the underlying pathophysiological mechanisms in heart failure, this disease causes significant morbidity and carries a 50% 5-year mortality.
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Affiliation(s)
- Clinton D Kemp
- Division of Cardiac Surgery, Department of Surgery, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
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Soeiro ADM, Ruppert AD, Canzian M, Capelozzi VL, Serrano CV. Postmortem diagnosis of acute myocardial infarction in patients with acute respiratory failure: demographics, etiologic and pulmonary histologic analysis. Clinics (Sao Paulo) 2012; 67:213-7. [PMID: 22473400 PMCID: PMC3297028 DOI: 10.6061/clinics/2012(03)02] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/11/2011] [Accepted: 10/25/2011] [Indexed: 11/18/2022] Open
Abstract
OBJECTIVES Acute respiratory failure is present in 5% of patients with acute myocardial infarction and is responsible for 20% to 30% of the fatal post-acute myocardial infarction. The role of inflammation associated with pulmonary edema as a cause of acute respiratory failure post-acute myocardial infarction remains to be determined. We aimed to describe the demographics, etiologic data and histological pulmonary findings obtained through autopsies of patients who died during the period from 1990 to 2008 due to acute respiratory failure with no diagnosis of acute myocardial infarction during life. METHODS This study considers 4,223 autopsies of patients who died of acute respiratory failure that was not preceded by any particular diagnosis while they were alive. The diagnosis of acute myocardial infarction was given in 218 (4.63%) patients. The age, sex and major associated diseases were recorded for each patient. Pulmonary histopathology was categorized as follows: diffuse alveolar damage, pulmonary edema, alveolar hemorrhage and lymphoplasmacytic interstitial pneumonia. The odds ratio of acute myocardial infarction associated with specific histopathology was determined by logistic regression. RESULTS In total, 147 men were included in the study. The mean age at the time of death was 64 years. Pulmonary histopathology revealed pulmonary edema as well as the presence of diffuse alveolar damage in 72.9% of patients. Bacterial bronchopneumonia was present in 11.9% of patients, systemic arterial hypertension in 10.1% and dilated cardiomyopathy in 6.9%. A multivariate analysis demonstrated a significant positive association between acute myocardial infarction with diffuse alveolar damage and pulmonary edema. CONCLUSIONS For the first time, we demonstrated that in autopsies of patients with acute respiratory failure as the cause of death, 5% were diagnosed with acute myocardial infarction. Pulmonary histology revealed a significant inflammatory response, which has not previously been reported.
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