Protective effect of selenium-enriched lactobacillus on CCl4-induced liver injury in mice and its possible mechanisms

Table 2 Changes of GSH-Px and SOD activities in mice with hepatic injury after Se-enriched lactobacillus treatment (mean±E)

Index	Group	Post-injection with CCl4
		1 wk	2 wk
GSH-Px (U/mg tissue)	Normal	6.43 ± 0.67	6.40 ± 0.38a
	Model	6.24 ± 0.36	5.21 ± 0.24c
	L-Se	7.68 ± 0.33	5.67 ± 0.25
	H-Se	8.10 ± 0.21a	6.45 ± 0.31a
SOD (U/mg tissue)	Normal	60.57 ± 2.25a	61.34 ± 0.83a
	Model	47.88 ± 2.15c	48.95 ± 1.19c
	L-Se	54.43 ± 2.43	52.70 ± 2.14c
	H-Se	52.61 ± 3.46	51.50 ± 2.20c

^aP<0.05 vs model group;

^cP<0.05 vs normal group.