Cancer gene mutation more complex than previously thought: study | Reuters Ovarian Cancer and Us OVARIAN CANCER and US Ovarian Cancer and Us

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Wednesday, March 07, 2012

Cancer gene mutation more complex than previously thought: study | Reuters



"LONDON | Thu Mar 8, 2012 3:31am IST
 
(Reuters) - Taking a sample or biopsy from just one part of a tumor might not give a full picture of its genetic diversity and may explain why doctors, despite using genetically targeted drugs, are often unable to save patients whose cancer has spread, scientists said.
A study by British researchers found there are more genetic differences than similarities between biopsies taken from separate areas of the same tumor, and yet further gene differences in samples taken from secondary tumors......

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