title: Self recognition in the regulation of immune reactivity.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D006680:HLA Antigens / Q000276:immunology; D000949:Histocompatibility Antigens Class II / Q000276:immunology; D006801:Humans; D007109:Immunity; D007111:Immunity, Cellular; D007130:Immunoglobulin Idiotypes / Q000276:immunology; D008285:Major Histocompatibility Complex; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D006680:HLA Antigens; D000949:Histocompatibility Antigens Class II; D007130:Immunoglobulin Idiotypes