Lab Findings Support Provocative Theory On Cancer 'Enemy' Within
by: Rob Stein, NPR, August 1, 2012 12:08:00 pm
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Three separate teams of scientists have shown that so-called cancer stem cells can be found in brain tumors and early forms of skin and colon cancer. Evidence has been mounting in recent years for the existence of these cells, which are believed to resist standard chemotherapy and fuel the growth of tumors and relapses.