Perivascular adipose tissue and coronary vascular disease
Meredith Kohr Owen1, Jillian N Noblet1, Daniel J Sassoon1
1From the Department of Cell Biology and Physiology, University of North Carolina School of Medicine, Chapel Hill (M.K.O.); and Department of Cellular and Integrative Physiology, Indiana University School of Medicine, Indianapolis (J.N.N., D.J.S., A.M.C., A.G.G., J.D.T.).
Insights
Coronary perivascular adipose tissue, once thought beneficial, may promote heart disease. This review explores how this fat tissue influences coronary vascular tone, inflammation, and atherosclerosis.
Area of Science:
- Cardiovascular Science
- Adipose Tissue Biology
- Atherosclerosis Research
Background:
- Coronary perivascular adipose tissue (CPAT) surrounds heart arteries.
- CPAT was traditionally viewed as protective for vascular health.
- Emerging evidence suggests CPAT has a unique phenotype and influences cardiovascular health.
Purpose of the Study:
- To review existing findings on the cardiovascular effects of CPAT.
- To explore potential mechanisms of CPAT-mediated influence on coronary vascular function.
- To examine CPAT's role in atherogenesis.
Main Methods:
- Literature review of studies on coronary perivascular adipose tissue.
- Analysis of research on adipose-derived factors and cardiovascular effects.
- Synthesis of evidence regarding CPAT's role in inflammation and vascular tone.
Main Results:
- CPAT exhibits a distinct phenotype compared to other adipose depots.
- Adipose-derived factors from CPAT can impact coronary vascular tone.
- CPAT is implicated in promoting inflammation and coronary artery disease progression.
Conclusions:
- CPAT plays a significant role in cardiovascular health beyond its structural function.
- Understanding CPAT's mechanisms is crucial for addressing coronary artery disease.
- Further research into CPAT's local factors may reveal therapeutic targets for atherosclerosis.
Abstract:
Coronary perivascular adipose tissue is a naturally occurring adipose tissue depot that normally surrounds the major coronary arteries on the surface of the heart. Although originally thought to promote vascular health and integrity, there is a growing body of evidence to support that coronary perivascular adipose tissue displays a distinct phenotype relative to other adipose depots and is capable of producing local factors with the potential to augment coronary vascular tone, inflammation, and the initiation and progression of coronary artery disease. The purpose of the present review is to outline previous findings about the cardiovascular effects of coronary perivascular adipose tissue and the potential mechanisms by which adipose-derived factors may influence coronary vascular function and the progression of atherogenesis.
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