Receptors, Antigen, T Cell, alpha beta

Medical Condition:
Receptors, Antigen, T Cell, alpha beta

T-cell receptors composed of CD3-associated alpha and beta polypeptide chains and expressed primarily in CD4+ or CD8+ T-cells. Unlike immunoglobulins, the alpha-beta T-cell receptors recognize antigens only when presented in association with major histocompatibility (MHC) molecules.