NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,790 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.

antisense DNA
(AN-tee-sents …)
Small pieces of DNA that can bind to specific molecules of RNA and block the cell’s ability to use the RNA to make a protein or work in other ways. Antisense DNA may be used to block the production of proteins needed for cell growth. It is being studied in the treatment of many types of cancer.