[HTML][HTML] The brown fat secretome: metabolic functions beyond thermogenesis

GX Wang, XY Zhao, JD Lin - Trends in Endocrinology & Metabolism, 2015 - cell.com
GX Wang, XY Zhao, JD Lin
Trends in Endocrinology & Metabolism, 2015cell.com
Brown fat is highly active in fuel oxidation and dissipates chemical energy through
uncoupling protein (UCP) 1-mediated heat production. Activation of brown fat leads to
increased energy expenditure, reduced adiposity, and lower plasma glucose and lipid
levels, thus contributing to better homeostasis. Uncoupled respiration and thermogenesis
have been considered to be responsible for the metabolic benefits of brown adipose tissue.
Recent studies have demonstrated that brown adipocytes also secrete factors that act locally …
Brown fat is highly active in fuel oxidation and dissipates chemical energy through uncoupling protein (UCP)1-mediated heat production. Activation of brown fat leads to increased energy expenditure, reduced adiposity, and lower plasma glucose and lipid levels, thus contributing to better homeostasis. Uncoupled respiration and thermogenesis have been considered to be responsible for the metabolic benefits of brown adipose tissue. Recent studies have demonstrated that brown adipocytes also secrete factors that act locally and systemically to influence fuel and energy metabolism. This review discusses the evidence supporting a thermogenesis-independent role of brown fat, particularly through its release of secreted factors, and their implications in physiology and therapeutic development.
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