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Photomicrographs of a normal colon section of mice stained with hematoxylin and eosin; (A): Colon of Group I animal showing normal intestinal crypts lined with columnar epithelium rich with goblet cells (arrows), H&E, ×200, bar = 50 μm; (B,C): Colon section of mice in Group II showing normal intestinal glands (arrows), H&E, ×200, bar = 50 μm; (D): Colon section of mice in Group III showing normal intestinal crypts (arrows), H&E, ×200, bar = 50 μm.
