title: The immunology of inflammatory bowel disease.
mesh_terms: D000917:Antibody Formation; D003093:Colitis, Ulcerative / Q000209:etiology / Q000276:immunology*; D003424:Crohn Disease / Q000209:etiology / Q000276:immunology*; D003602:Cytotoxicity, Immunologic; D005512:Food Hypersensitivity / Q000150:complications; D006801:Humans; D007111:Immunity, Cellular; D007422:Intestines / Q000276:immunology; D008214:Lymphocytes / Q000276:immunology; D008221:Lymphoid Tissue / Q000276:immunology