Don't judge every tumor by its tissue, scientists say

August 7, 2014 10:12 PM

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For most cancer patients and their doctors, the most important things to know about a tumor are where it arose in the body and how much it's grown. But in some cases, understanding a tumor's genomic profile is more likely to lead to an effective treatment, according to a study published online Thursday by the journal Cell.

After performing a thorough analysis of 3,527 tumor specimens representing a dozen types of cancers, scientists concluded that 10% of patients could find better therapies if they had information about their tumor's unique DNA and how it is expressed.

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