title: Role of Ia antigens in immune response.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000954:Antigens, Surface; D002450:Cell Communication; D002874:Chromosome Mapping; D005796:Genes; D005802:Genes, MHC Class II; D008040:Genetic Linkage; D007111:Immunity, Cellular; D007519:Isoantigens; D008211:Lymphocyte Cooperation; D008214:Lymphocytes / Q000276:immunology*; D008264:Macrophages / Q000276:immunology; D051379:Mice
chemical_list: D000954:Antigens, Surface; D007519:Isoantigens