
Keywords: Intestinal Permeability; Bacteria; Ketotifen; Inflammation; 51Cr-edta; 51chromium (Cr)-edta; Escherichia coli; EÂ coli; HCs; healthy controls; IBS; irritable bowel syndrome; IBS-C; IBS with constipation; IBS-D; IBS with diarrhea; IBS-M; IBS with mixed sto