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神经干细胞移植治疗缺血性脑卒中后遗症的实验研究
引用本文:陈昱,付先明,牛朝诗,李峰,刘玉光. 神经干细胞移植治疗缺血性脑卒中后遗症的实验研究[J]. 山东医药, 2007, 47(15): 3-5
作者姓名:陈昱  付先明  牛朝诗  李峰  刘玉光
作者单位:安徽省立医院,安徽合肥,230001;山东大学齐鲁医院
基金项目:山东省优秀中青年科学家研究奖励基金
摘    要:目的研究神经干细胞移植对缺血性脑卒中大鼠模型(tM CAO)后遗症的修复作用,并确定移植的最佳时机。方法神经干细胞经抗5-溴脱氧尿核苷标记后,在不同时间采用立体定向移植到大鼠的脑缺血区域,移植后对大鼠的功能恢复进行评价,免疫组织化学方法染色检查存活的细胞。结果术后8周起,移植组大鼠神经损伤严重程度评分(N SS)明显低于对照组。其中早期移植组大鼠的N SS评分低于超早期移植组和晚期移植组(P〈0.05)。结论神经干细胞移植能改善脑缺血后大鼠的神经功能状况,早期移植治疗效果更佳。

关 键 词:神经干细胞  细胞移植  脑卒中  动物模型  卒中后遗症
文章编号:1002-266X(2007)15-0003-03
修稿时间:2006-03-03

Transplatation of neural stem cells for sequelas of ischemic cerebral stroke rats
CHEN Yu,FU Xian-ming,NIU Chao-shi,LI Feng,LIU Yu-guang. Transplatation of neural stem cells for sequelas of ischemic cerebral stroke rats[J]. Shandong Medical Journal, 2007, 47(15): 3-5
Authors:CHEN Yu  FU Xian-ming  NIU Chao-shi  LI Feng  LIU Yu-guang
Affiliation:1 Anhui Province Hospital, Hefei 230001 ,P. R. China
Abstract:[Objective] To investigate the effect of neural stem cells(NSCs) transplantation for transient middle cerebral artery occlusion(tMCAO) rats and determine the best time for neural stem cells transplantation therapy.[Methods] BrdU-labelled NSCs were transplanted into the penumbra zones in different times,and NSCs were checked after the transplantation and the survived cells were checked by using immunofluorescent staining.[Results] Fome the 8th week the neurological severity score(NSS) of treatment group was markedly lower than that of control group,NSS of early transplantation group was also lower greatly than that of super early transplantation group and late transplantation group(P<0.05).[Conclusion] The NSC thansplantation can impvove the neural function of the tMCAO rats,and the early transplantion has better effect.
Keywords:neural stem cells   transplatation   cerebral stroke   animal model   sequela
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