NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 8,659 terms related to cancer and medicine.

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N-butyl-N-(4-hydroxybutyl) nitrosamine
(... BYOO-tul ... (4-hy-DROK-see-BYOO-tul) ny-TROH-suh-meen)
A substance that is used in cancer research to cause bladder tumors in laboratory animals. This is done to test new diets, drugs, and procedures for use in cancer prevention and treatment.