NEW hair has been grown from stem cells plucked from the follicles of one mouse and implanted into another. The work is a significant advance that will stimulate research into ways to treat baldness.
“This is what I’ve been shooting for for over 14 years,” says George Cotsarelis of the University of Pennsylvania School of Medicine in Philadelphia. “I’m just in nirvana.”
For years, biologists have known that a part of the hair follicle called the bulge contains stem cells that give rise to hair and help heal skin wounds. But until recently no one had managed to separate these…
