OBJECTIVE:To determine the relations of IL 1 mRNA and protein expressive law in ischemical myocardium and reperfusion injury and observe the effect of N acetylcysteine(NAC) on ischemia tissues.

• 目的:研究IL-1mRNA及蛋白在缺血心肌的表达规律及与再灌注损伤之间的关系,并观察N-乙酰半胱氨酸(N-acetylcysteine,NAC)对缺血组织的影响。