Gastrointestinal Immunity for the Clinician

abnormalities activity addition adult agent allergy anemia animals anti antibody antigen appear associated binding blood bowel cancer cause cell-mediated cells cellular cholera chronic circulating Clin clinical coeliac disease colonic common complexes contain Crohn's cytotoxicity deficiency demonstrated detected determine diarrhea direct disease effect enteric epithelial cells et al evidence fact factor findings function gastrointestinal genes gliadin human immune response immunoglobulin Immunol immunologic important increased individuals induced infection inflammatory intestinal involved Lancet lesions levels liver lymphocytes lymphoid major mechanisms methods milk molecules mucosal Nature normal observed occur oral organisms patients percent periodontal plasma possible present production protection protein reactions recent relatively result role secretions seen sensitive serum shown skin specific studies suggested surface T-cells techniques tion tissue toxicity tract tumor vaccine various virus vitro