During the past decade, considerable scientific, clinical, andpublic interest in the benefits and risks of postmenopausalestrogen therapy has focused attention on selective estrogen-receptormodulators (SERMs). These act as estrogen agonists in some tissuesand antagonists in others because of specific actions on atleast two distinct estrogen receptors, the proportions of whichdiffer across tissues. As such, SERMs have held the promiseof conferring benefits similar to those associated with estrogentherapy, including a reduced risk of osteoporosis, while simultaneouslyreducing estrogen-related risks (e.g., invasive breast cancer).The once widely held belief that estrogen therapy was cardioprotective1also . . . [Full Text of this Article]
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From the Stanford Prevention Research Center, Stanford School of Medicine, Stanford, Calif.
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