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Level of NO and MPO activity in liver and kidney of rats following oral exposure to CPF alone, Mn alone and both CPF and Mn for 14 consecutive days. CPF, 5 mg/kg Chlorpyrifos; Mn, 10 mg/kg Manganese. n = 8.Each bar represents mean ± SD of 8 rats. a: P < 0.05 versus Control; b:P < 0.05 versus CPF alone; c:P < 0.05 versus Mn alone.
