Chart 6.

(a) Comparison of the mean number of glomerular atrophy in different groups exposed to paraquat and control group. (b) Mean Score of Tubular lesions due to exposure to paraquat in different groups compared to the control group A: negative control group with 2 mL of distilled water gavage, Group B: mg/kg b.w of PQ by gavage, once daily for three days, Group C: 60 mg/kg b.w of PQ by gavage, once daily for three days, Group D: 200 mg/kg b.w of PQ once by gavage, Group E: 50 mg/kg b.w of PQ for three weeks, twice a week by gavage (total 6 times) (∗(P<0.05),∗∗(P<0.01),∗∗∗(P<0.001)).