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      Serum resistin as an independent marker of aortic stiffness in patients with coronary artery disease

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          Abstract

          Background

          Subjects with higher carotid–femoral pulse wave velocity (cfPWV) will be at an increased risk for cardiovascular (CV) events in future. Resistin is an inflammatory mediator and a biomarker of CV diseases. We evaluated the association between serum resistin and aortic stiffness in patients with coronary artery disease (CAD).

          Methods

          A total of 104 patients with CAD were enrolled in this study. cfPWV was measured using the SphygmoCor system. Patients with cfPWV >10 m/s were defined as the high aortic stiffness group.

          Results

          Thirty-seven patients (35.6%) had high aortic stiffness and higher percentages of diabetes ( p = 0.001), were of older age ( p = 0.001) and had higher waist circumference ( p < 0.001), systolic blood pressure ( p = 0.027), pulse pressure ( p = 0.013), high-sensitivity C-reactive protein ( p < 0.001) and resistin levels ( p < 0.001) but lower estimated glomerular filtration rate ( p = 0.009) compared to subjects with low aortic stiffness. After adjusting for factors significantly associated with aortic stiffness by multivariate logistic regression analysis, serum resistin (odds ratio = 1.275, 95% confidence interval: 1.065–1.527, p = 0.008) was also found to be an independent predictor of aortic stiffness in patients with CAD.

          Conclusions

          Serum resistin level is a biomarker for aortic stiffness in patients with CAD.

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          Most cited references28

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          Inflammation, immunity, and hypertensive end-organ damage.

          For >50 years, it has been recognized that immunity contributes to hypertension. Recent data have defined an important role of T cells and various T cell-derived cytokines in several models of experimental hypertension. These studies have shown that stimuli like angiotensin II, deoxycorticosterone acetate-salt, and excessive catecholamines lead to formation of effector like T cells that infiltrate the kidney and perivascular regions of both large arteries and arterioles. There is also accumulation of monocyte/macrophages in these regions. Cytokines released from these cells, including interleukin-17, interferon-γ, tumor necrosis factorα, and interleukin-6 promote both renal and vascular dysfunction and damage, leading to enhanced sodium retention and increased systemic vascular resistance. The renal effects of these cytokines remain to be fully defined, but include enhanced formation of angiotensinogen, increased sodium reabsorption, and increased renal fibrosis. Recent experiments have defined a link between oxidative stress and immune activation in hypertension. These have shown that hypertension is associated with formation of reactive oxygen species in dendritic cells that lead to formation of gamma ketoaldehydes, or isoketals. These rapidly adduct to protein lysines and are presented by dendritic cells as neoantigens that activate T cells and promote hypertension. Thus, cells of both the innate and adaptive immune system contribute to end-organ damage and dysfunction in hypertension. Therapeutic interventions to reduce activation of these cells may prove beneficial in reducing end-organ damage and preventing consequences of hypertension, including myocardial infarction, heart failure, renal failure, and stroke.
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            Vascular Fibrosis in Aging and Hypertension: Molecular Mechanisms and Clinical Implications

            Aging is the primary risk factor underlying hypertension and incident cardiovascular disease. With aging, the vasculature undergoes structural and functional changes characterized by endothelial dysfunction, wall thickening, reduced distensibility, and arterial stiffening. Vascular stiffness results from fibrosis and extracellular matrix (ECM) remodelling, processes that are associated with aging and are amplified by hypertension. Some recently characterized molecular mechanisms underlying these processes include increased expression and activation of matrix metalloproteinases, activation of transforming growth factor-β1/SMAD signalling, upregulation of galectin-3, and activation of proinflammatory and profibrotic signalling pathways. These events can be induced by vasoactive agents, such as angiotensin II, endothelin-1, and aldosterone, which are increased in the vasculature during aging and hypertension. Complex interplay between the “aging process” and prohypertensive factors results in accelerated vascular remodelling and fibrosis and increased arterial stiffness, which is typically observed in hypertension. Because the vascular phenotype in a young hypertensive individual resembles that of an elderly otherwise healthy individual, the notion of “early” or “premature” vascular aging is now often used to describe hypertension-associated vascular disease. We review the vascular phenotype in aging and hypertension, focusing on arterial stiffness and vascular remodelling. We also highlight the clinical implications of these processes and discuss some novel molecular mechanisms of fibrosis and ECM reorganization.
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              Human resistin: found in translation from mouse to man.

              The discovery of resistin 10 years ago as a fat cell-secreted factor that modulates insulin resistance suggested a link to the current obesity-associated epidemics of diabetes and cardiovascular disease, which are major human health concerns. Although adipocyte-derived resistin is indisputably linked to insulin resistance in rodent models, the relevance of human resistin is complicated because human resistin is secreted by macrophages rather than adipocytes, and because of the descriptive nature of human epidemiology. In this review, we examine the recent and growing evidence that human resistin is an inflammatory biomarker and a potential mediator of diabetes and cardiovascular disease. Copyright © 2011 Elsevier Ltd. All rights reserved.
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                Author and article information

                Contributors
                Role: ConceptualizationRole: Data curationRole: Writing – original draft
                Role: Data curationRole: Formal analysis
                Role: Data curationRole: Formal analysis
                Role: Data curationRole: Formal analysis
                Role: ConceptualizationRole: Formal analysisRole: Funding acquisitionRole: SupervisionRole: Writing – original draftRole: Writing – review & editing
                Role: Editor
                Journal
                PLoS One
                PLoS ONE
                plos
                plosone
                PLoS ONE
                Public Library of Science (San Francisco, CA USA )
                1932-6203
                14 August 2017
                2017
                : 12
                : 8
                : e0183123
                Affiliations
                [1 ] Division of Cardiology, Buddhist Tzu Chi General Hospital, Hualien, Taiwan
                [2 ] School of Medicine, Tzu Chi University, Hualien, Taiwan
                [3 ] Department of Nursing, Tzu Chi University of Science and Technology, Hualien, Taiwan
                [4 ] Division of Nephrology, Buddhist Tzu Chi General Hospital, Hualien, Taiwan
                Institute for Nutritional Sciences, CHINA
                Author notes

                Competing Interests: The authors have declared that no competing interests exist.

                Author information
                http://orcid.org/0000-0001-9364-4558
                Article
                PONE-D-17-09685
                10.1371/journal.pone.0183123
                5555662
                28806778
                2f26586f-3b15-4b4b-bc75-4c59159cacfe
                © 2017 Wang et al

                This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

                History
                : 11 March 2017
                : 31 July 2017
                Page count
                Figures: 0, Tables: 4, Pages: 11
                Funding
                Funded by: This work was supported by grants from Tzu Chi Hospital in Taiwan
                Award ID: TCRD 101-03
                Award Recipient :
                This work was supported by Grant TCRD 101-03 from Tzu Chi Hospital in Taiwan. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.
                Categories
                Research Article
                Biology and Life Sciences
                Biochemistry
                Hormones
                Peptide Hormones
                Resistin
                Physical Sciences
                Materials Science
                Material Properties
                Mechanical Properties
                Stiffness
                Medicine and Health Sciences
                Vascular Medicine
                Coronary Heart Disease
                Medicine and Health Sciences
                Cardiology
                Coronary Heart Disease
                Medicine and Health Sciences
                Endocrinology
                Endocrine Disorders
                Diabetes Mellitus
                Medicine and Health Sciences
                Metabolic Disorders
                Diabetes Mellitus
                Medicine and Health Sciences
                Vascular Medicine
                Blood Pressure
                Medicine and Health Sciences
                Vascular Medicine
                Blood Pressure
                Hypertension
                Biology and Life Sciences
                Biochemistry
                Lipids
                Cholesterol
                Biology and Life Sciences
                Physiology
                Renal Physiology
                Glomerular Filtration Rate
                Medicine and Health Sciences
                Physiology
                Renal Physiology
                Glomerular Filtration Rate
                Custom metadata
                All relevant data are within the paper and its Supporting Information files.

                Uncategorized
                Uncategorized

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