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目的:研究表没食子儿茶素没食子酸酯(epigallocatechin gallate,EGCG)对氧糖剥夺/再灌注(oxygen-glucose deprivation/reperfusion,OGD/R)导致的神经元氧化应激损伤及核因子E2-相关因子2(nuclear factor erythroid 2-related factor 2,Nrf2)/血红素加氧酶-1(heme oxygenase-1,HO-1)通路的影响。方法:取原代培养的大鼠大脑皮层神经元,建立OGD/R损伤细胞模型。于OGD/R前