Table 1. Antioxidants status in the tissue and blood of rats in each group.

Index	Group	Liver	Brain	Serum
MDA(nmol/mg prot or nmol/ml)	NG	2.96 ± 0.26	2.93 ± 0.04	11.85 ± 0.44
	MG	3.40 ± 0.32*	3.51 ± 0.04**	14.12 ± 0.9*
	CR	3.04 ± 0.60#	3.05 ± 0.08##	12.82 ± 1.46
	RESL	3.18 ± 0.35	3.12 ± 0.07*##	11.97 ± 0.65
	RESH	2.88 ± 0.65#	2.83 ± 0.09##∆	9.41 ± 1.23#
SOD (U/mg prot or U/ml)	NG	307.38 ± 24.32	323.51 ± 33.17	85.50 ± 3.13
	MG	280.38 ± 18.10*	241.33 ± 46.06**	78.99 ± 2.33*
	CR	294.19 ± 24.21	305.03 ± 53.2#	81.81 ± 3.38
	RESL	272.65 ± 13.84	300.46 ± 46.59#	83.39 ± 2.56
	RESH	305.43 ± 28.61#	331.92 ± 52.45##∆	84.37 ± 2.77#
T-AOC (U/mg prot or U/mL)	NG	1.13 ± 0.05	0.71 ± 0.07
	MG	0.97 ± 0.06*	0.57 ± 0.03**
	CR	1.09 ± 0.04#	0.64 ± 0.04#
	RESL	1.06 ± 0.08	0.70 ± 0.03##
	RESH	1.19 ± 0.08#∆	0.89 ± 0.08##∆

Note: Values were the mean ± SD.

^*P < 0.05, ^**P < 0.01 compared with control group (all groups);

^#P < 0.05, ^##P < 0.01 compared with model group (CR group and RES group);

^∆P < 0.05, ^∆∆P < 0.01 compared with CR group (RES group).

NG, negative control group; MG, model control group; RESL, low dose of resveratrol group; RESH, high dose of resveratrol group; CR, caloric restriction group.