The immune system tolerates the colonization of commensal bacteria on the skin with the aid of regulatory T cells during the first few weeks of life, a mouse study shows.
March 1, 2009|
Researchers have for the first time reprogrammed human skin cells to a pluripotent state without using viruses, according to twin studies published online today in __Nature__. The approach "is truly epigenetic," linkurl:Richard Young,;http://web.wi.mit.edu/young/ a geneticist at the Whitehead Institute in Cambridge, Mass., who was not involved in the research, told __The Scientist__. "You introduce a set of master regulators, they're expressed, they reprogram the cell, and then you successfully