Cytotoxic T Cell
T lymphocytes, the cells of
cell-mediated immunity, are further subdivided
into functionally distinct populations, the best
defined of which one helper T cells and
cytotoxic T cells.
T cells do not
produce antibody molecules. Helper and cytotoxic
T lymphocytes (CTLs) have a restricted
specificity for antigens. CTLs lyse cells that
produce foreign antigens, such as cells infected
by viruses and other intracellular microbes.
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