摘要:目的探讨IGF-I对子宫切除所致大鼠卵巢颗粒细胞凋亡的抑制作用.方法采用子宫切除术方法建立子宫切除Sprague-Dawley大鼠模型(保留卵巢).向体外培养的子宫切除大鼠卵巢颗粒细胞施加60ng/ml浓度外源性IGF-I.应用流式细胞仪检测细胞凋亡率.应用荧光显微镜观察细胞凋亡形态学特征.结果模型组(子宫切除)较正常组(子宫未切除)凋亡增加;IGF-I组(子宫切除+IGF-I)能减缓子宫切除引起的凋亡升高.结论外源性IGF-I抑制子宫切除大鼠卵巢颗粒细胞凋亡.
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