NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,863 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

A substance being studied in the treatment and prevention of cancer. It blocks an enzyme that keeps cells alive by adding material to the ends of chromosomes. Blocking this enzyme may cause the cancer cells to die. 9cUAB30 is a type of retinoic acid and a type of telomerase inhibitor.