Table 7.

Effect of resveratrol on antioxidant capacity in jejunum of laying hens under oxidative stress.

Item1		SOD, U/mg prot	GSH, μmol/g prot	GSH-Px, U/mg prot	GST, U/mg prot	T-AOC, nmol/mg prot	MDA, nmol/mg
tBHP	RV
-	-	110.12	98.36	210.11	88.79	2.14	4.11
-	+	134.28	107.43	244.26	92.41	2.44	3.21
+	-	78.19	34.33	107.14	78.77	1.14	7.24
+	+	124.79	88.18	200.91	77.24	2.69	4.01
SEM		12.24	14.24	21.41	13.79	<0.01	0.47
P-value		<0.01	0.04	0.01	0.48		0.01
P-value of main factor
tBHP		<0.01	0.01	0.02	0.14	0.01	0.02
RV		0.04	0.01	0.05	0.27	0.04	0.03
tBHP × RV		0.21	0.34	0.47	0.39	0.45	0.47

Abbreviations: AR, average egg laying rate; GSH, glutathione; GSH-Px, glutathione peroxidase; GST, glutathione S-transferase; MDA, malondialdehyde; RV, 600 mg/kg resveratrol; SOD, total superoxide dismutase; T-AOC, total antioxidant capacity; tBHP, intraperitoneal injection of tert-butyl hydroperoxide (tBHP) (0 or 800 μmol/kg BW).

¹Each mean represents 1 layer/replicate, 10 replicates/treatment.