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a type I transmembrane protein found on T cells that forms the signal transduction unit for the T cell; expressed in patients with T-cell lymphomas.
CD3T3 A complex of 5 invariable polypeptide chains, which are part of a larger complex that includes the T cell receptor; CD3 is 'pan-T' cell antigen–ie, present on most mature T cells–60-85% of peripheral T cells, 20-85% of thymocytes. See Pan-T cell markers.
cluster of differentiation or cell differentiation glycoproteins.
a group of cell surface molecules which act as markers on T lymphocytes.
found on T helper (Th) and T cytotoxic (Tc) lymphocytes; associated with signal transduction.
found on T helper lymphocytes; an adhesion molecule that binds to class II MHC molecules.
found on T cytotoxic and variably on NK lymphocytes; an adhesion molecule that binds to class I MHC molecules.