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Questions About Cancer? 1-800-4-CANCER

NCI Dictionary of Cancer Terms

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MDR modulator CBT-1  listen  (… MAH-juh-lay-ter …)

  A substance taken from plants that is being studied in the treatment of cancer. It may help drugs kill tumor cells that have become resistant to drugs. It is a type of multidrug resistance inhibitor and a type of P-glycoprotein antagonist. Also called CBT-1.