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brown fat |
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brown fat n (Life Sciences & Allied Applications / Physiology) tissue composed of a type of fat cell that dissipates as heat most of the energy released when food is oxidized; brown adipose tissue. It is present in hibernating animals and human babies and is thought to be important in adult weight control How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Hjelle (Albuquerque, NM), heat shock in cell cultures and cold shock in vivo can reactivate SNV, which persists in heart, lung, and, interestingly, brown fat. Brown fat is abundant in newborn mammals, and some animals, such as mice, retain their brown fat into adulthood. But that gene, called UCP1, is active only in brown fat, which is sparse in adults. |
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