Effects of rectal administration of combination of basil and gum arabic on A: histopathological changes, B: colon weight/length ratio, C: ulcer area and D: ulcer index. Data are shown as Mean ± SEM (n = 10 per group). Sham: Intact animals without colitis, Colitis: animals received 2 ml acetic acid 4%, Saline: animals with colitis received 2 ml saline, Sulfasalazine: animals with colitis received sulfasalazine at dose 100 mg/kg, BS&GA: combination of Basil Seeds and Gum Arabic at dose 1 mg/g ∗∗∗P < 0.001 vs sham group, ##P < 0.01 and ###P < 0.001 vs colitis and saline groups, + P < 0.05 vs positive control group.