Table 2.

Effect of lipopolysaccharide (LPS) on the oxidative stress index of MAC-T cells after 9 h of stimulation.

Items	Control	1 ng/ml	10 ng/ml	100 ng/ml	1000 ng/ml	10000 ng/ml
SOD, U/mg prot.	34.3±3.16	30.3±2.12	29.3±2.17	31.3±3.51	20.3±2.36*	18.3±2.13*
MDA, nmol/mg prot.	2.38±0.29	2.48±0.19	2.50±0.41	2.40±0.34	2.60±0.24	3.50±0.32*
CAT, U/mg prot.	5.33±0.42	5.11±0.45	4.99±0.48	5.12±0.47	4.16±0.47*	4.01±0.46*
POD, U/mg prot.	15.12±1.29	15.11±1.23	14.93±1.49	14.83±1.40	14.74±1.32	14.89±1.48
T-AOC, U/ml	80.1±8.36	79.2±7.97	75.6±7.99	73.7±8.53	63.3±5.44*	60.9±7.11*