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银杏叶提取物对星形胶质细胞增殖周期的影响
引用本文:赵敬富,张敬军,刘璇玥. 银杏叶提取物对星形胶质细胞增殖周期的影响[J]. 中国临床神经科学, 2011, 19(1): 60-64
作者姓名:赵敬富  张敬军  刘璇玥
作者单位:1. 淄博市桓台县人民医院神经科,256400
2. 泰山医学院附属医院神经科,271000
3. 淄博市职业病防治院,255000
基金项目:山东省中医局课题,泰安市科技局课题
摘    要:目的:探讨银杏叶提取物(EGb)对体外培养的大鼠大脑皮质星形胶质细胞(Ast)增殖周期的影响。方法:体外培养、纯化及鉴定大鼠大脑皮质Ast;MTT比色法选择EGb作用浓度;1×10-7μL·L-1EGb50μL分别加入对照组和实验组培养液;利用流式细胞仪分析技术检测细胞周期。结果:随着Ast培养时间的延长,12h内EGb诱导Ast进入S期+G2/M期的细胞百分率有上升趋势,但24h后稍有下降。结论:EGb可通过影响Ast的细胞周期促进Ast的增殖。

关 键 词:银杏叶提取物  星形胶质细胞  细胞周期  细胞培养  大鼠

Effects of Ginkgo Biloba Extract on Cell Increasing Cycle in Astrocytes
ZHAO Jing-Fu,ZHANG Jing-Jun,LIU Xuan-Yue. Effects of Ginkgo Biloba Extract on Cell Increasing Cycle in Astrocytes[J]. Chinese Journal of Clinical Neurosciences, 2011, 19(1): 60-64
Authors:ZHAO Jing-Fu  ZHANG Jing-Jun  LIU Xuan-Yue
Affiliation:ZHAO Jing-Fu1,ZHANG Jing-Jun2,LIU Xuan-Yue3 1Departmentof Neurology,The People's Hospital of Huantai County,Huantai,Shandong 256400,2Department of Neurology,Taishan Medical College,Taian Shandong 271000,3Zibo Hospital for Occupational Disease Control and Prevention,Zibo Shandong 255000,China
Abstract:Aim:To explore the effects of Ginkgo biloba extract(EGb) on cell increasing cycle in cultured astrocytes from cerebral cortex of rat in vitro. Methods:Astrocytes from rat cerebral cortex were cultured,purified and identified. The concentration of the drugs were selected by MTT assay. 50 μL EGb(1×10-7 μL·L-1) were added to the control group and experimental group respectively. Cell cycle were tested by flow cytometry. Results:During culturing with EGb,the percentage of the astrocytes in cell S+G2/M phase was increased within 12 hours,but decreased a little after 24 hours. Conclusion:There is direct effect on cell cycle of astrocytes in rats treated with EGb.
Keywords:ginkgo biloba extract  astrocyte  cell cycle  cell culture  rat  
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