wnt proteins

(Newser) - Scientists may have discovered the key to keeping your locks colorful. Gray hair results from a missing "signaling" protein, called Wnt, in the melanocyte stem cells that help create one's hair color, a new study suggests. Genetically manipulating Wnt may prevent the graying process—and researchers have already...

(Newser) - In what could lead to a cure for baldness, scientists have discovered a technique for regrowing hair in an adult mammal for the first time. University of Pennsylvania researchers suceded in stimulating the growth of new skin complete with hair follicles in mice, the Sydney Morning Herald reports.