A potential therapeutic for one of the major chronic diseases of aging. Mopping up free radicals with antioxidants was the rage in the 1970’s; people were taking large, sometimes massive doses of various general antioxidants, including vitamins and minerals, to try to remove harmful byproducts of energy metabolism. The method was supposed to blunt the effects of aging and stave off chronic disease. The strategy didn’t work, and in some cases, it caused harm because untargeted antioxidants also compromised beneficial cellular signaling pathways. Over time, this area of research went on the shelf as mitochondrial theories of disease and aging fell into disfavor.
But research at the Buck offers a new way to deal with free radicals: rather than mop them up, take a pill that selectively...
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