keywords ACTIVE CROHNS-DISEASE CORTICOTROPIN-RELEASING HORMONE COWS MILK ALLERGY EPITHELIAL BARRIER FUNCTION FOLLICLE-ASSOCIATED EPITHELIUM Gastroenterology & Hepatology IRRITABLE-BOWEL-SYNDROME Life Sciences & Biomedicine MAST-CELL DEGRANULATION NECROSIS-FACTOR-ALPHA Physiology Science & Technology TRANSPORT IN-VITRO ULCERATIVE-COLITIS