NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,899 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.
- listen (IH-myoo-noh-SY-toh-KEH-mih-stree)
- A laboratory test that uses antibodies to test for certain antigens in a sample of cells. The antibody is usually linked to a radioactive substance or a dye that causes the cells to light up under a microscope. Immunocytochemistry is used to help diagnose diseases, such as cancer. It may also be used to help tell the difference between different types of cancer.