title: On the possibility of multiple t-cell receptors.
mesh_terms: D000818:Animals; D001665:Binding Sites; D002462:Cell Membrane / Q000276:immunology; D000939:Epitopes; D006649:Histocompatibility Antigens; D008954:Models, Biological; D051381:Rats; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D000939:Epitopes; D006649:Histocompatibility Antigens