NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,990 terms related to cancer and medicine.

A substance used in a type of radiation therapy called boron neutron capture therapy. BPA is injected into a blood vessel and collects in tumor cells. The patient then receives radiation therapy with atomic particles called neutrons. The neutrons react with BPA to kill the tumor cells without harming normal cells. Also called boron phenylalanine.