(a)
(b)
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Figure 4: Effect of CBS on colonic histological observations in dextran sulfate sodium- (DSS-) treated mice. (a) Normal control group received water; (b) mice exposed to 5% DSS in vehicle for 7 days; (c and d) cotreatment with 50 and 150 mg/kg CBS, respectively, for 7 days together with DSS administration. Histopathological sections were stained by HE. Original magnification of 200x; and (e) histopathological scores. versus control, versus DSS alone, and versus control.