5 days ago
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For decades, scientists believed they understood one of the body's key fat-burning proteins. Known as hormone-sensitive lipase, or HSL, the enzyme was thought to work mainly as the body's emergency fuel switch, helping release stored fat when energy runs low.
But researchers uncovered something unexpected. HSL was not just working on the surface of fat droplets inside fat cells. It was also operating deep inside the nucleus of those cells, where DNA is stored ...
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