GlossarySee Full Entry

T-cell: A type of white blood cell that attacks virus-infected cells, foreign cells, and cancer cells. They are produced in the bone marrow and mature in the thymus. T-cells produce a number of substances that regulate the immune response. T-cells are the most common type of lymphocyte. T-cells divide into at least three sub-populations on the basis of function 1. Cytotoxic or killer cell T-lymphocytes 2. Helper T-lymphocytes 3. Suppressor T-lymphocytes

Alternate Names
Helper T-cell
T lymphocyte