title: HL-A 27 and arthropathies associated with ulcerative colitis and psoriasis.
mesh_terms: D000208:Acute Disease; D001168:Arthritis / Q000276:immunology / Q000382:microbiology; D016918:Arthritis, Reactive / Q000276:immunology; D003093:Colitis, Ulcerative / Q000150:complications / Q000276:immunology*; D006649:Histocompatibility Antigens / Q000032:analysis*; D006801:Humans; D007249:Inflammation; D007592:Joint Diseases / Q000209:etiology* / Q000276:immunology; D010326:Pasteurella Infections / Q000276:immunology; D011565:Psoriasis / Q000150:complications / Q000276:immunology*; D012446:Sacroiliac Joint / Q000276:immunology; D013167:Spondylitis, Ankylosing / Q000209:etiology / Q000276:immunology*; D014605:Uveitis / Q000276:immunology
chemical_list: D006649:Histocompatibility Antigens