When BSB was given 3 days prior to IBD induction, it significantly (p < 0.001, n = 6) increased the catalase colonic tissue activity on day 4 of IBD from 9.67 ± 1.05 (no BSB) to 22.09 ± 2.59 nmol/min/10 mg tissue (n = 6, BSB). This evidence concerns the gene CAT and inflammatory bowel disease.