Sentences with phrase «similar numbers of stem cells»
By comparing bald and hairy patches in scalp samples from 54 men undergoing restoration treatments, George Cotsarelis at the University of Pennsylvania School of Medicine in Philadelphia and colleagues discovered that although both had similar numbers of stem cells, most of those in the bald patches fail to develop to the next stage.
https://www.newscientist.com/ Not exact matches
They observed a significant decrease in the number of proliferating stem cells in the brains of HIV / gp120 - mice compared with similar tissue from normal, wild - type mice.