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Discovery aids search for cancer biomarkers

Apr. 12, 2019, 9:00 AM

A report by researchers at Vanderbilt University Medical Center has shattered conventional wisdom about how cells, including cancer cells, shed DNA into the bloodstream: they don’t do it by packaging the genetic material in tiny vesicles called exosomes.

Their findings, reported April 4 in the journal Cell, have important implications for the development of “liquid biopsies” that could speed cancer diagnosis and improve treatment by detecting tumor-specific genetic material in the blood.

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