"Good" fat may be new weapon in obesity fight

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By Julie Steenhuysen

CHICAGO (Reuters) - A new understanding of the origins of brown fat cells -- the "good" kind of fat that burns energy and keeps us warm -- may lead to new treatments for obesity, two research teams reported on Wednesday.


Researchers at the Dana-Farber Cancer Institute in Boston said they used a single molecular switch to turn immature muscle cells into brown fat cells in the lab, suggesting that brown fat may be more akin to muscle cells than conventional white fat cells.
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