Figure 6From: Time course study of oxidative and nitrosative stress and antioxidant enzymes in K2Cr2O7-induced nephrotoxicityUrinary excretion of NO2 -/NO3 - in control (○) and K2Cr2O7 (●)-treated rats. Data are mean ± SEM. *P < 0.05 vs. Control group. n = 4–10.Back to article page