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时间:2019-02-04
《脑康ⅱ号对新生大鼠海马神经干细胞增殖分化的影响》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、万方数据±旦±堕堕熊金璺墼盘查!!!!生!旦筮!!鲞蔓!塑堡塾也!里垦丛里丛堡!鱼堡:皇£!!堕蛙!!!!!!!!!:!!!堕!:!·259··论著·脑康Ⅱ号对新生大鼠海马神经干细胞增殖分化的影响陈玉静,李林,李宗信,黄小波,陈文强,于晓,王宁群(首都医科大学宣武医院,北京100053)【摘要】目的探讨脑康I号含药血清对体外培养大鼠海马神经干细胞(NSCs)增殖分化作用的影响。方法用无血清DMEM/F12(含20弘g/L碱性成纤维细胞生长因子(bFGF)和表皮生长因子(EGF)及B27]体外培养新生wistar
2、大鼠海马NScs,在NSCs分化过程中添加大、中、小剂量(分别为2.o、1.o、o.5kg/L)脑康I号含药血清进行干预,以免疫荧光及细胞化学方法对NSCs及其分化后的细胞进行鉴定。结果从新生大鼠海马分离培养的Nscs能够表达巢蛋白,并具有分化为神经元和星形胶质细胞的能力;5d时,脑康I号各剂量组神经球突起长度均显著长于对照组(P3、化的神经元样细胞有促生长、发育作用。【关键词】脑康I号,神经干细胞}细胞培养;细胞增殖,细胞分化中圈分类号:R285.5,Q254文献标识码:ADoI:lO.3969/j.issn.1008—9691.2009.05.001EffectofNaokaⅡgerhao(矗暂康I号)onproHferation觚ddifferentIationofhippocampalneuralstemcellsofm婀饥Imt砒sCHENYU一再'lg,LIL{,l,LIz强g一畦n,HUANGXt∞一bo,CHENW雠一qi勰4、g,YUXi∞,WANGNing—qmhXt‘‘呲㈣Hos争it以,C口争主纽lMedtc口lU越口erst吟,Bet筘拜g100053,Ch5、眦【Abstr北t】obj佻HveToobservetheeffectofNaokangerhao(NKEH,脑康I号)serumonproliferationanddifferentiationofhippocampalneuralstemcells(NSC8)ofnewbornratsinvitro.MethodsHippocampalNS;CsfromWistar6、ratsthtwerebornin24hourswereisolatedandcultivatedinv“rotourderzocloneculturing,serumfreeDMEM/F12,20趣/Lbasicfibroblastgrowthfactor(bFGF),20旭/Lepidermalgrowthfactor(EGF)andB27wereusedintheculture.DuringtheprogressofNSCsdifferentia“on,threedifferentdosesofNKEH(7、2.O,1.OandO.5kg/L)inserumwereaddedforinterference,andimmunonuorescenceandimmunocytochemistrystainwereappliedtoidentifythecell8intheproliferationanddifferentiation.Resul缸TheneuralspheresobtainedfromculturedhippocampalNSCsofnewbornratswerepositivefornestine】【p8、ression,withthepotentialforfunhercloningandcapabilityofdifferentiatingintoneuron8orglialcells.0nthe5thdayofcultivation,theneuritelengthofneuralsphereinthethreeNKEHgroupswa8significantlylongerthanthatinthecontrolgroup(P9、nceshowedthatthepercentagesof}I—tubulinandgliofibrillaryacidprotein(GFAP)p08itiVecellsdifferentiatedfromNSCgindifferentNKEHgroup$weremuchhigherthanthoseincontr01group(P<0.05orP
3、化的神经元样细胞有促生长、发育作用。【关键词】脑康I号,神经干细胞}细胞培养;细胞增殖,细胞分化中圈分类号:R285.5,Q254文献标识码:ADoI:lO.3969/j.issn.1008—9691.2009.05.001EffectofNaokaⅡgerhao(矗暂康I号)onproHferation觚ddifferentIationofhippocampalneuralstemcellsofm婀饥Imt砒sCHENYU一再'lg,LIL{,l,LIz强g一畦n,HUANGXt∞一bo,CHENW雠一qi勰
4、g,YUXi∞,WANGNing—qmhXt‘‘呲㈣Hos争it以,C口争主纽lMedtc口lU越口erst吟,Bet筘拜g100053,Ch
5、眦【Abstr北t】obj佻HveToobservetheeffectofNaokangerhao(NKEH,脑康I号)serumonproliferationanddifferentiationofhippocampalneuralstemcells(NSC8)ofnewbornratsinvitro.MethodsHippocampalNS;CsfromWistar
6、ratsthtwerebornin24hourswereisolatedandcultivatedinv“rotourderzocloneculturing,serumfreeDMEM/F12,20趣/Lbasicfibroblastgrowthfactor(bFGF),20旭/Lepidermalgrowthfactor(EGF)andB27wereusedintheculture.DuringtheprogressofNSCsdifferentia“on,threedifferentdosesofNKEH(
7、2.O,1.OandO.5kg/L)inserumwereaddedforinterference,andimmunonuorescenceandimmunocytochemistrystainwereappliedtoidentifythecell8intheproliferationanddifferentiation.Resul缸TheneuralspheresobtainedfromculturedhippocampalNSCsofnewbornratswerepositivefornestine】【p
8、ression,withthepotentialforfunhercloningandcapabilityofdifferentiatingintoneuron8orglialcells.0nthe5thdayofcultivation,theneuritelengthofneuralsphereinthethreeNKEHgroupswa8significantlylongerthanthatinthecontrolgroup(P9、nceshowedthatthepercentagesof}I—tubulinandgliofibrillaryacidprotein(GFAP)p08itiVecellsdifferentiatedfromNSCgindifferentNKEHgroup$weremuchhigherthanthoseincontr01group(P<0.05orP
9、nceshowedthatthepercentagesof}I—tubulinandgliofibrillaryacidprotein(GFAP)p08itiVecellsdifferentiatedfromNSCgindifferentNKEHgroup$weremuchhigherthanthoseincontr01group(P<0.05orP
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