Cancer stem cells start tumors in mice - studies
(Reut


<p><a href="http://us.rd.yahoo.com/dailynews/rss/health/*http://news.yahoo.com/s/nm/20061120/hl_nm/cancer_stemcells_dc"><img src="http://d.yimg.com/us.yimg.com/p/nm/20061120/2006_11_19t220821_450x312_us_cancer_stemcells.jpg?x=130&y=90&sig=nnF4THVwAE3JZ_FFrOIWsw--" align="left" height="90" width="130" alt="Stem cells may also be responsible for tumors, according to two separate studies published on Sunday. File photo shows a Thai doctor performing an experimental stem cell procedure on a patient at Bangkok Heart Hospital in Bangkok December 19, 2005. (Chaiwat Subprasom/Reuters)" border="0" /></a>Reuters - Stem cells -- the master cells that
give rise to all the blood and tissue in the body -- may also
be responsible for tumors, according to two separate studies
published on Sunday.</p><br clear="all"/>