Figure 4

DNA damage parameters of comet assay in liver and kidney cells of rats exposed to different doses of pendimethalin for 14 days. [I]. Mean tail length (µm) of DNA comets in rats in liver and kidney tissues of control and treatment groups. [II]. Images of DNA damage as visualized by comet assay in (a) liver and (b) kidney cells at three different concentrations. Vehicle control group (c), PND treatment groups: 62.5 (L), 125 (M) and 250 (H) mg/kg b.w./day. *p < 0.05.