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Photomicrographs with immunohistochemical staining (→) for MUC-2 (I) and ZO-1 (II) in colon samples from rats submitted to TNBS-induced ulcerative colitis. (A) Non-colitic; (B) colitic (5% Tween 80); (C) colitic (0.9% NaCl); (D) prednisolone (2 mg/kg); (E) p-C (200 mg/kg); (F) RA (200 mg/kg). Scale: 50 μm. 400×. MUC: mucin; ZO: zonula occludens.
