Objective To investigate the expression of Poly ADP-Ribose Polymerase(PARP) and morphological changes after varies duration of retinal ischemia reperfusion in rats.

• 目的观察大鼠视网膜缺血再灌注损伤后不同时相视网膜结构变化及多聚二磷酸腺苷核糖聚合酶(PARP)的表达情况。