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.

DT2219ARL immunotoxin
(… IH-myoo-noh-TOK-sin)
A substance being studied in the treatment of some types of B-cell cancer. It contains an antibody linked to a toxic substance. The antibody binds to proteins called CD19 and CD22 on the surface of B cells, and the toxic substance kills the cells. It is a type of bispecific ligand-directed toxin.