title: Cellular and genetic control of antibody responses in vitro. IV. Expression of Ia antigens on accessory cells required for responses to soluble antigens including a response under Ir gene control.
mesh_terms: D000818:Animals; D000921:Antibody-Producing Cells / Q000276:immunology*; D000941:Antigens; D002448:Cell Adhesion; D000939:Epitopes; D005802:Genes, MHC Class II; D005815:Genetic Code; D006433:Hemocyanins / Q000276:immunology; D006649:Histocompatibility Antigens; D007111:Immunity, Cellular; D008297:Male; D051379:Mice; D008805:Mice, Inbred A; D008810:Mice, Inbred C57BL; D010455:Peptides / Q000276:immunology; D013154:Spleen / Q000276:immunology; D014301:Trinitrobenzenes / Q000276:immunology
chemical_list: D000941:Antigens; D000939:Epitopes; D006649:Histocompatibility Antigens; D010455:Peptides; D014301:Trinitrobenzenes; D006433:Hemocyanins