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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



chemosensitivity assay  listen  (KEE-moh-SEN-sih-TIH-vih-tee A-say)

  A laboratory test that measures the number of tumor cells that are killed by a cancer drug. The test is done after the tumor cells are removed from the body. A chemosensitivity assay may help in choosing the best drug or drugs for the cancer being treated.