Table 4.

Effect of different treatments on oxidative stress parameters: lipid peroxidation (MDA) and protein carbonyl content (PCO) in testis of controls (C) and mice treated with deltamethrin (DL), essential oil of P. graveolens (EO) and Vitamin E (Vit E) or their combination

	C	DL	DL + EO	DL + Vit E	EO	Vit E
MDAa	299.26 ± 11.64	470.93 ± 11.02***	303.8 ± 13.88###	297.46 ± 5.57###	242.20 ± 8.72###	284.53 ± 12.10###
PCOb	0.30 ± 0.10	0.92 ± 0.25***	0.46 ± 0.10##	0.47 ± 0.08##	0.23 ± 0.13###	0.53 ± 0.08###

^a (nmoles/g); ^a (μmoles carbonyl/mg protein). Values are expressed as means ± SD of ten mice in each group. All groups vs. control group: * P < 0.05; ** P < 0.01; *** P < 0.001. All groups vs. DL group: # P < 0.05; ## P < 0.01; ### P <0.001.