Protective action of glutamine in rats with severe acute liver failure

Table 2 Effect of glutamine on enzyme activity of catalase, glutathione peroxidase, and glutathione S-transferase in rats with experimental severe acute liver failure

Enzyme	CO	CO + G	TAA	TAA + G
catalase (ρmol/min/mg prot)	0.47 ± 0.04	0.51 ± 0.02	0.24 ± 0.06b	0.38 ± 0.03d
glutathione peroxidase (nmol/min/mg prot)	0.31 ± 0.05	0.36 ± 0.07	0.99 ± 0.11c	0.72 ± 0.09d
glutathione S-transferase (µmol/min/mg prot)	231.64 ± 11.25	249.65 ± 26.38	769.75 ± 55.69c	326.81 ± 41.25d

^bP < 0.01,

^cP < 0.001, TAA, CO vs CO + G;

^dP < 0.001, TAA + G vs TAA. Values expressed as mean ± SE. CO: Control; G: Glutamine; TAA: Thioacetamide.