Processed antigen and MHC molecules.
D000818:Animals; D000938:Antigen-Presenting Cells / Q000276:immunology; D000941:Antigens / Q000276:immunology*; D001360:Avidin / Q000276:immunology; D002450:Cell Communication; D005802:Genes, MHC Class II; D006649:Histocompatibility Antigens / Q000276:immunology*; D000949:Histocompatibility Antigens Class II; D006801:Humans; D051379:Mice; D011971:Receptors, Immunologic; D013601:T-Lymphocytes / Q000276:immunology
D000941:Antigens; D006649:Histocompatibility Antigens; D000949:Histocompatibility Antigens Class II; D011971:Receptors, Immunologic; D001360:Avidin