New method separates cancer cells from a blood sample and isolates their RNA, which could help doctors target tumors and monitor treatments more effectively. It is a dramatic improvement over current approaches because it also encompasses the variation among cancer cells within a single patient.

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New method separates cancer cells from a blood sample and isolates their RNA, which could help doctors target tumors and monitor treatments more effectively. It is a dramatic improvement over current approaches because it also encompasses the variation among cancer cells within a single patient.