'Cancer stem cells' behind colon cancer: research
(AFP


<p><a href="http://us.rd.yahoo.com/dailynews/rss/health/*http://news.yahoo.com/s/afp/20061121/hl_afp/canadacancerresearchstemcell"><img src="http://d.yimg.com/us.yimg.com/p/afp/20061121/capt.sge.nqw88.211106053923.photo00.photo.default-512x341.jpg?x=130&y=86&sig=6sQnY28eoDsydgtojDNmIA--" align="left" height="86" width="130" alt="Stem cell cultures are held up in a US lab. A few bad stem cells may be responsible for most cancers, Canadian scientists looking into the root causes of colon cancer said, indicating hope for better cancer treatments in the next decade.(AFP/Getty Images/File)" border="0" /></a>AFP - A few bad stem cells may be responsible for most cancers, Canadian scientists looking into the root causes of colon cancer said Monday, indicating hope for better cancer treatments in the next decade.</p><br clear="all"/>