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人参水提物对MPP^+诱导的SH-SY5Y细胞凋亡的保护作用
引用本文:胡胜全,周红祖,刘塔斯,余惠旻,杨大坚,陈新滋.人参水提物对MPP^+诱导的SH-SY5Y细胞凋亡的保护作用[J].中南药学,2008,6(3):257-260.
作者姓名:胡胜全  周红祖  刘塔斯  余惠旻  杨大坚  陈新滋
作者单位:[1]深圳市中药药学及分子药理学研究重点实验室,广东深圳518057; [2]湖南中医药大学药学院,长沙410007; [3]深圳市二医院,广东深圳518035
基金项目:国家重点基础研究发展计划(973计划)
摘    要:目的研究人参水提物(WEG)对四氢吡啶离子(MPP^+)诱导SH-SY5Y细胞凋亡的影响。方法体外培养SH-SY5Y细胞,建立MPP+致SH-SY5Y细胞凋亡的模型,同时给予WEG干预。应用MTT比色法检测细胞活力;Hoechst33258染色观察细胞形态学变化,流式细胞仪检测细胞凋亡率。结果0.5mmol·L^-1MPP^+作用于SH-SY5Y细胞60h,MTT值降低到(51.97%±2.46%)(P〈0.01),Hoechst 33258染色可见明显的颗粒状和固缩状荧光,凋亡率增加到(40.52%±1.68%)(P〈0.01),而WEG则能明显改善SH-SY5Y细胞的凋亡特性,显著升高其MTT值,降低凋亡率(P〈0.05)。结论人参水提物对MPP+诱导的SH-SY5Y细胞凋亡具有显著的保护作用。

关 键 词:SH-SY5Y细胞  四氢吡啶离子  人参水提物  细胞凋亡

Protective effect of water extracts of Ginseng on SH-SY5Y cell apoptosis induced by MPP+
HU Sheng-quan,ZHOU Hong-zu,LIU Ta-si,YU Hui-min,YANG Da-jian,CHEN Xin-zi.Protective effect of water extracts of Ginseng on SH-SY5Y cell apoptosis induced by MPP+[J].Central South Pharmacy,2008,6(3):257-260.
Authors:HU Sheng-quan  ZHOU Hong-zu  LIU Ta-si  YU Hui-min  YANG Da-jian  CHEN Xin-zi
Affiliation:HU Sheng-quan,ZHOU Hong-zu,LIU Ta-si,YU Hui-min,YANG Da-jian,CHEN Xin-zi(1.State Key Laboratory of Chinese Medicine and Molecular Pharmacology,Shenzhen Guangdong,518057;2.Hunan University of Traditional Chinese Medicine,Changsha 410007;3.Shenzhen Second Hospital,Shenzhen Guangdong 518035)
Abstract:Objective To investigate the protective effect of water extracts of Ginseng on SH-SY5Y cell apoptosis induced by MPP^+ in culture.Methods MPP+ induced SH-SY5Y cell apoptosis model was established.Water extracts of Ginseng was added into the culture to test its protective effect.The cell viability was measured by MTT.To test the morphology of SH-SY5Y,cells were observed by Hoechst 33258 staining and apoptotic rate was analyzed by FCM.Results The cell activity decreased remarkably induced by 0.5 mmol·L^-1 MPP^+ for 60 h(P〈0.01)and the cells were positively stained with fluorochrome Hoechst 33258,presenting apoptotic rate to(40.52%±1.68%),(P〈0.01),However,water extracts of Ginseng obviously improved MTT value,and reduced cell apoptotic rate.Conclusion Water extracts of Ginseng have marked protective effect on SH-SY5Y cell apoptosis induced by MPP^+.
Keywords:SH-SY5Y cells  MPP^+  WEG  cell apoptosis
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