Activating pathway could restart hair growth in dormant hair follicles, Penn Study suggests

A pathway known for its role in regulating adult stem cells has been shown to be important for hair follicle proliferation, but contrary to previous studies, is not required within hair follicle stem cells for their survival, according to researchers with the Perelman School of Medicine at the University of Pennsylvania.

http://www.eurekalert.org/pub_releases/2013-12/uops-apc120513.php