NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 8,442 terms related to cancer and medicine.

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An immune substance, such as a monoclonal antibody, cytokine, or immunoglobulin, chemically linked to a toxic substance. The immune substance binds to specific proteins or receptors found on some cancer cells. This allows the linked toxic substance to enter the cancer cells and kill them without harming nearby healthy cells.