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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Linfocito T

T lymphocyte (… LIM-foh-site)
A type of immune cell that can attack foreign cells, cancer cells, and cells infected with a virus. T lymphocytes can also help control immune responses. A T lymphocyte is a type of white blood cell. Also called T cell and thymocyte.

Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.