Table 2.

Effect of POE on the activities of different antioxidant enzymes in CCl₄-treated mice.

Groups	Activity (U/mg protein)
	SODa	GPxb	GRdc
Control	105.80 ± 4.11	21.31 ± 0.64	12.25 ± 0.22
CCl4 (0.175% CCl4/olive oil)	11.82 ± 1.44###	5.34 ± 0.27###	6.26 ± 0.14###
Silymarin: 0.2 g/kg + CCl4	89.11 ± 2.77***	15.85 ± 0.58***	10.37 ± 0.35***
POE: 0.1 g/kg + CCl4	19.65 ± 4.99	6.8 ± 0.33	7.55 ± 0.37
POE: 0.5 g/kg + CCl4	28.70 ± 1.68*	9.04 ± 0.44**	9.43 ± 0.50**
POE: 1.0 g/kg + CCl4	59.18 ± 5.80***	12.29 ± 0.51***	11.55 ± 0.37***

^#Indicates significant difference from the control group (^###p < 0.001).

^*Indicates significant difference from the CCl₄ group (^*p < 0.05, ^**p < 0.01, ^***p < 0.001). Values are mean ± SEM (n = 10).

^aSOD: superoxide dismutase.

^bGPx: glutathione peroxidase.

^cGRd: glutathione reductase.