Growth differentiation factor 15 alleviates diastolic dysfunction in mice with experimental diabetic cardiomyopathy
- PMID: 39093701
- DOI: 10.1016/j.celrep.2024.114573
Growth differentiation factor 15 alleviates diastolic dysfunction in mice with experimental diabetic cardiomyopathy
Abstract
Growth differentiation factor 15 (GDF15) is a peptide with utility in obesity, as it decreases appetite and promotes weight loss. Because obesity increases the risk for type 2 diabetes (T2D) and cardiovascular disease, it is imperative to understand the cardiovascular actions of GDF15, especially since elevated GDF15 levels are an established biomarker for heart failure. As weight loss should be encouraged in the early stages of obesity-related prediabetes/T2D, where diabetic cardiomyopathy is often present, we assessed whether treatment with GDF15 influences its pathology. We observed that GDF15 treatment alleviates diastolic dysfunction in mice with T2D independent of weight loss. This cardioprotection was associated with a reduction in cardiac inflammation, which was likely mediated via indirect actions, as direct treatment of adult mouse cardiomyocytes and differentiated THP-1 human macrophages with GDF15 failed to alleviate lipopolysaccharide-induced inflammation. Therapeutic manipulation of GDF15 action may thus have utility for both obesity and diabetic cardiomyopathy.
Keywords: CP: Metabolism; GDF15; diabetic cardiomyopathy; diastolic dysfunction; inflammation; obesity; type 2 diabetes.
Copyright © 2024 The Authors. Published by Elsevier Inc. All rights reserved.
Conflict of interest statement
Declaration of interests G.R.S. has received research funding through McMaster University from Esperion Therapeutics, Nestle, Merck, Cambrian Biosciences, Novo Nordisk, Poxel Pharmaceuticals, and Espervita Therapeutics; has received honoraria and/or consulting fees from AstraZeneca, Cambrian Biosciences, Eli-Lilly, Esperion Therapeutics, Fibrocor Therapeutics, Poxel Therapeutics, Novo Nordisk, and Merck; and is a founder and shareholder of Espervita Therapeutics. S.B.J. is an employee of Novo Nordisk A/S, a pharmaceutical company producing and selling medicine for the treatment of chronic diseases such as diabetes and obesity.
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