http://www.theregister.co.uk/2006/06/16/stem_cell_nanog/
<P>The Register, Chris Williams 6/16/2006</P> <P>Stem cell scientists have pinpointed a molecule that confers the cells with amazing powers of self-renewal and maintains their ability to develop into any other type of cell in the body.</P> <P>The discovery could help pave the way for stem cells derived from adult tissues, giving…</P>