Allicin reduced the level of colonic MDA and increased the activity of colonic enzymic antioxidants in DSS-induced UC. (a) Levels of MDA, (b) activity of SOD, (c) activity of CAT, (d) activity of GPx, and (e) activity of GR. Values are expressed as mean ± S.D. for 6 mice in each group. In comparison of control versus DSS, DSS versus DSS + allicin. “” denotes a statistically significant difference at , and ns indicates not significant.