Retinoic acid
نویسندگان
چکیده
How is retinoic acid produced? In vertebrates, vitamin A, in the form of retinyl esters, is stored mainly in the liver as well as in the lungs, kidneys and bone marrow. Retinol, bound to the retinolbinding protein (RBP), enters the circulatory system in order to reach cells that require retinoic acid. The retinol–RBP complex enters the cells through the RBP receptor (STRA6). Within the cells, retinol is metabolized in a reversible step to retinal by the retinol or alcohol dehydrogenases (RODHs or ADHs) and then in an irreversible manner to retinoic acid by the retinal dehydrogenases (RALDHs). In the cytoplasm, retinoic acid is associated with the cellular retinoic acidbinding protein (CRABP).
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ورودعنوان ژورنال:
- Current Biology
دوره 18 شماره
صفحات -
تاریخ انتشار 2008