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Brown fat

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Definition

noun

Type of adipose tissue in mammals that contain a dark pigment. Its main function is to generate body heat. The adipocytes contain several smaller droplets, higher number of mitochondria, and more capillaries than the adipocytes in white adipose tissue.


Supplement

The brown fat is rich in newborns and in hibernating mammals.


Also called: brown adipose tissue or BAT

Compare: white fat