Fig. 2From: RETRACTED ARTICLE: The effect of n-3/n-6 polyunsaturated fatty acids on acute reflux esophagitis in ratsMacroscopic observation of the degree of esophagitis. a Sham operation group; b n-3 PUFA group; c Control group; d n-6 PUFA group. The esophageal mucosa is smooth in sham operation group, while bleeding and perforation occurred in n-6 PUFA groups. The degree of mucosa damage increased from a to dBack to article page