title: T cell specificity: endogenous versus acquired receptors.
mesh_terms: D000818:Animals; D000906:Antibodies / Q000276:immunology; D001402:B-Lymphocytes / Q000276:immunology; D003602:Cytotoxicity, Immunologic; D000939:Epitopes; D006801:Humans; D007074:Immunoglobulin G / Q000276:immunology; D007075:Immunoglobulin M / Q000276:immunology; D066298:In Vitro Techniques; D051379:Mice; D011817:Rabbits; D011946:Receptors, Antigen / Q000276:immunology; D011971:Receptors, Immunologic / Q000276:immunology*; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D000906:Antibodies; D000939:Epitopes; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D011946:Receptors, Antigen; D011971:Receptors, Immunologic