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Cerebral tissue, (A) control group, 8-OHdG expression negative, (B) 0.1 mg/kg group, 8-OHdG expression negative, (C) 1 mg/kg group, 8-OHdG expression negative, (D) 5 mg/kg groups, mild Purkinje cells intracytoplasmic expression of 8-OHdG (arrow), (E) 15 mg/kg groups, moderately intracytoplasmic 8-OHdG expression in Purkinje cells (arrow), (F) 25 mg/kg groups, severe intracytoplasmic 8-OHdG expression in Purkinje cells (arrow), Bar: 20 μm.
