Table 1. The effect of combination of three treatments (operation, diet and exercise) on some enzymes in the rat aorta (according to two-way ANOVA).

Variables	Groups	p<
HO-1 expression	operation and diet	0.0988
	diet and exercise	0.5431
	operation and exercise	0.1438
HO activity	operation and diet	0.0001
	diet and exercise	0.8229
	operation and exercise	0.0203
MPO activity	operation and diet	0.0617
	diet and exercise	0.0011
	operation and exercise	0.0049