Methods Thirty adult male SD rats were randomly divided into control,ischemia 2 h and reperfusion 1,3,7,and 14 d groups(n=6 in each group).

• 方法将成年雄性SD大鼠30只,随机分为对照组、缺血2h后再灌注1、3、7及14d组,每组6只大鼠。