Method: Hepatic ischemia and reperfusion medel in 60 SD rats was made by hepatic veins and artery reperfusion for 60 minutes following hepatic portal vein and artery occlusion for 30 minutes.

• 方法：建立SD大鼠肝脏缺血再灌注模型，第一肝门持续阻断30min后开放60min，60只大鼠随机分为6组，每组10只：A组(正常对照组)，无肝脏缺血再灌注； B组(缺血再灌注组)；