TABLE 1.

Tissue oxidative status and the antioxidant capacity.

Group	Antioxidant capacity		Oxidative status
	SOD	GSH	MDA	8-OHdG
	(U/gr tissue)	(μmole/gr tissue)	(nmole/gr tissue)	(ng/mg DNA)
Y-C	7.46 ± 0.32	2.48 ± 0.21	8.43 ± 0.24	1.42 ± 0.14
O-S	3.06 ± 0.13∗	0.96 ± 0.10∗	12.53 ± 1.23∗	3.47 ± 0.20∗
O-CR	4.08 ± 0.25*,&	2.24 ± 0.15&	8.71 ± 0.52&	1.87 ± 0.17&
O-PE	4.38 ± 0.16*,&	2.26 ± 0.08&	8.23 ± 0.21&	1.78 ± 0.27&
O-CR-PE	4.36 ± 0.09*,&	2.19 ± 0.19&	8.32 ± 0.18&	1.63 ± 0.30&

p < 0.01 ^∗: compared to Y-C; &: compared to O-S; n = 6. Y-C: young control; O-S: old sedentary; O-CR: old calorie restricted; O-PE: old exercise treated; O-CR-PE: old calorie restricted and exercise treated.