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.

ALVAC-CEA vaccine
(… vak-SEEN)
A cancer vaccine made with a form of the canarypox virus that does not cause disease in people. It is being studied in the treatment of some kinds of cancer. The virus is changed in the laboratory to make a protein called carcinoembryonic antigen (CEA), which is a tumor marker. ALVAC-CEA vaccine may help the immune system find and kill cancer cells that make CEA.