Table 7.

Effects of dietary supplemented with exogenous CAT on liver antioxidant capacity of weaned piglets challenged with LPS (Exp. 2)¹

Items	CON		CAT		P-values
	−LPS	+LPS	−LPS	+LPS	CAT	LPS	CAT × LPS
CAT, U/mg protein	95.19 ± 8.25a	50.57 ± 7.22b	107.26 ± 8.92a	96.79 ± 3.25a	0.003	0.002	0.047
T-SOD, U/mg protein	13.03 ± 2.36	9.54 ± 0.89	8.68 ± 1.77	21.33 ± 6.21	0.199	0.118	0.010
GSH-Px, U/mg protein	903.85 ± 227.40	1,140.68 ± 104.64	982.78 ± 128.88	1,190.85 ± 223.56	0.747	0.274	0.943
T-AOC, U/mg protein	0.27 ± 0.02	0.27 ± 0.01	0.24 ± 0.02	0.28 ± 0.01	0.368	0.123	0.263
MDA, mmol/mg protein	10.85 ± 2.46	11.16 ± 0.57	5.44 ± 1.07	7.48 ± 0.67	0.019	0.508	0.627
H2O2, μmol/g protein	16.34 ± 0.79b	20.85 ± 1.29a	15.65 ± 0.91b	15.73 ± 0.69b	0.006	0.025	0.030

¹CON, piglets fed basal diet; CAT, piglets fed basal diet supplemented with 2,000 mg/kg exogenous CAT production; −LPS, piglets not challenged with LPS; +LPS, piglets challenged with LPS; CAT × LPS, interaction between CAT and LPS.

^a,bMeans with different superscripts differ (P < 0.05).

Values are mean ± standard error (n = 6). Differences between treatments were considered significant at P < 0.05.