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Effects of EVOO and its fractions (OOHF and OOLF) on the brain histological studies of rat treated or not with 2,4-D. (Haematoxylin and eosin staining, ×400). (A and B) Normal control group; (C and D) 2,4-D-treated group(5 mg/kg); (E and F) 2,4-D plus EVOO treated group; (G and H) 2,4-D plus OOLF treated group; (I and J) 2,4-D plus OOHF treated group
