Tabela 2

TABLE 2: Effect of R.niveus root extracts on antioxidant enzymes in liver

Group	Glutathione (nmol/mg protein)	Glutathione peroxidase (U/mg protein)	Catalase (U/mg protein)	Superoxide dismutase (U/mg protein)
Normal	10.76 ± 1.08	9.73 ± 1.50	3.64 ± 1.66	0.87 ± 1.23
Control (0.1% Carboxy Methyl Cellulose)	9.33 ± 1.22	10.28 ± 1.82	3.55 ± 1.03	0.91 ± 2.62
RNRA (100 mg/kg body wt)	12.31 ± 1.21**	13.34 ± 1.31*	3.98 ± 1.94	1.09 ± 1.78
RNRA (250 mg/kg body wt)	13.16 ± 1.66***	16.01 ± 1.83***	5.68 ± 0.07*	1.48 ± 1.54*

RNRA: R. niveus root acetone.

Values are expressed as mean (n = 6) ± SEM.

Significantly different at *p < 0.05, **p < 0.01, ***p < 0.001 when compared to control.