NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,812 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.

obinutuzumab
(OH-bin-yoo-TOO-zoo-mab)
A drug used with another drug to treat chronic lymphocytic leukemia (CLL) that has not already been treated. It is also being studied in the treatment of other types of cancer. Obinutuzumab binds to a protein called CD20, which is found on B cells (a type of white blood cell) and some types of leukemia cells. This may help the immune system kill cancer cells. Obinutuzumab is a type of monoclonal antibody. Also called Gazyva.