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Hepatoprotective activity of curcumin during early stage of liver infection of Entamoeba histolytica. Representative images of the groups. (a) Intact: macroscopic and microscopic observations. The hematoxylin and eosin stain (H&E) shows a normal architecture. V: central vein. Scale bar = 50 μm. (b) Macroscopic analysis at 12 and 48 h: ALA, curcumin+ALA, sham, and curcumin.
