In a claim that could profoundly affect the future of stem cell research, scientists at biotech giant Genzyme say that many supposedly different kinds of adult stem cells are in fact indistinguishable. Stem cells hold enormous promise for treating disease. http://www.newscientist.com/news/news.jsp?id=ns99993723 -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.