Washington: For the first time, a new study has provided clue on why our hair turns grey.Researchers at NYU Langone Medical Center have shown that Wnt signaling, already known to control many biological processes, between hair follicles and melanocyte stem cells can dictate hair pigmentation.
The lack of Wnt activation in melanocyte stem cells leads to depigmented or grey hair. The study has been published in the issue of the journal Cell.ANI
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