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Effect of AHE on RE rats. Morphological ((a)-i) and histological ((a)-ii) examination of the esophagus in each group. Gross mucosal damage ratio (b). N, normal rats; Veh, RE control rats; AHE, RE control rats treated with 500 mg/kg AHE (scale bar 200 μm). Values are presented as the mean ± standard deviation. ∗P<0.05 versus RE control rats.
