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葡萄糖调节蛋白75基因对H2O2诱导的C6胶质瘤细胞氧化应激性损伤有保护作用
引用本文:张莉莉,杨 柳. 葡萄糖调节蛋白75基因对H2O2诱导的C6胶质瘤细胞氧化应激性损伤有保护作用[J]. 南京医科大学学报(自然科学版), 2007, 27(12): 1366-1369
作者姓名:张莉莉  杨 柳
作者单位:[1]南通大学护理学院,江苏南通226001 [2]南通大学附属医院神经外科,江苏南通226001
摘    要:
目的:研究葡萄糖调节蛋白75(grp75)基因对H2O2诱导的C6胶质瘤细胞氧化应激性损伤的保护作用.方法:以grp75基因瞬时转染C6胶质瘤细胞,以H2O2作为氧化应激刺激物,建立细胞损伤模型,运用MTT、LDH、苔盼兰拒染、细胞周期流式细胞术(FCM)和凋亡小体方法观察grp75对H2O2引起的C6细胞氧化应激性损伤的影响.结果:grp75转染组C6细胞在H2O2(0.1 mmol/L,24 h)刺激后MTT增加、LDH活性降低,细胞凋亡明显抑制,与空载体转染组相比有显著差异.结论:grp75基因对H2O2引起的C6细胞氧化应激性损伤有保护作用.

关 键 词:葡萄糖调节蛋白75基因  氧化应激  C6胶质瘤细胞  葡萄糖调节蛋白  基因对  胶质瘤细胞  氧化应激  应激性损伤  的保护  作用  glioma cells  apoptosis  差异  载体  细胞凋亡  活性降低  刺激物  瞬时转染  结果  影响  方法观  凋亡小体  流式细胞术
文章编号:1007-4368(2007)12-1366-04
收稿时间:2007-05-08
修稿时间:2007-05-08

Protective effect of grp75 on H2O2-induced apoptosis of rat C6 glioma cells
ZHANG Li-li and YANG Liu. Protective effect of grp75 on H2O2-induced apoptosis of rat C6 glioma cells[J]. Acta Universitatis Medicinalis Nanjing, 2007, 27(12): 1366-1369
Authors:ZHANG Li-li and YANG Liu
Affiliation:Nursing College,Nantong University,Nantong 226001,Department of Neurosurgery,the Affiliated Hospital of Nantong University,Nantong 226001
Abstract:
Objective:To investigate the protective effects of grp75 gene on hydrogen-peroxide(H2O2)-induced cell damage in rat glioma C6 cells. Methods:Cultured C6 glioma cells were transfected with grp75. Assays of MTT,LDH,FCM analysis and hoechst staining were used to investigate the protective effect of grp75 on H2O2 stimulated C6 cells. Results:Transfection of C6 glioma cells with grp75 resulted in the increased cell viability and decreased apoptosis ratio as compared to the control. Conclusion:These data indicated that grp75 might inhibit H2O2-mediated cytotoxic effect on C6 cells.
Keywords:grp75   oxidative stress   C6 glioma cells
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