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ID:55575619
大小:1.35 MB
页数:7页
时间:2020-05-19
《脑苷肌肽促进星形胶质细胞分泌GDNF保护AAPH诱导神经元损伤的实验研究.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、咔·夺t杂志2015"q~4fl第1【1卷第4期四·论著·脑苷肌肽促进星形胶质细胞分泌GDNF保舭APH诱导神经元损伤的实验研究一郭安臣,,¨,赵一龙,一,苏芳,一,李巍巍,一,王拥军,一,王群'。''【摘要】基金项目目的研究脑苷肌肽对缺血性卒中患者发挥神经保护作用的可能机制,探讨星形胶质细胞在脑保护国家自然科学基金资助项目(81171097;81271512)中的作用。作者单位方法取10Y,孕16~18dSD大鼠的胚胎、及1o只24hsD乳鼠的脑组织分别用于原代神经元及原代星100050北京形胶质细胞培养,经免疫组化染色证实培养的细胞分别为神经元和星形胶质细胞后,给予1mmol/L、首都医科
2、大学附属北京5mmol/L、10mmol/L、20mmol/k和40mmol/L2,2一偶氮二(2一甲基丙基咪)二盐酸盐{2,2’-Azobis天坛医院临床医学研究[(2一methylpro口i0nam_djne)dihydrochloride,AAPH]}模拟缺血性卒中诱导神经元和星形胶质细胞损伤,实验室并通过利用分光光度计分析细胞活力,观察AAPH对细胞活力的影响;观察0.025“g/ml、0.05b-g/ml脑血管病转化医学北京和0.1g/ml脑苷肌肽对星形胶质细胞的保护作用,同时制备脑苷肌肽一星形胶质细胞条件培养基,市重点实验室此较条件培养基对AAPH诱导的神经元损伤的保护作用。北京脑
3、重大疾病研究院国家神经系统疾病临床结果经分光光度计分析40mmol/LAAPH为合适诱导损伤浓度,在AAPH损伤4h后,分别给予不同研究中心浓度的脑苷肌肽共同孵育24h。结果显示0.025“g/ml、0.05“g/ml和0.1g/ml浓度的脑苷肌肽均首都医科大学附属北京能够减轻AAPH造成的星形胶质细胞损伤,但0.05“g/ml和O.1ug/ml的脑苷肌肽的保护作最为显著。天坛医院神经病学中心0.1ug/ml脑苷肌肽一星形胶质细胞条件培养基能够通过促进胶质细胞分泌胶质源性神经生长因子,通信作者进而保护AAPH诱导的神经元损伤(P4、清液作王群为条件培养基,在40mmol/kAAPH诱导神经元损伤后加入脑苷肌肽一星形胶质细胞条件培养基作用wangq@ccmu.edu.cn24h。检测神经元细胞活力,发现脑苷肌肽一星形胶质细胞条件培养基能够逆转AAPH造成的神经元损伤,差异具有显著性(P5、onGlycosideandIgnotinAmelioratestheInjuryofNeuronsThroughIncreasingtheLevelofGDNFofAstrocytesGUOAn—Chen.ZHA0Yi—Long,SUFang,LIWei—Wei,WANGYong—Jun,WANGQun.*LaboratoryforClinicalMedicalResearch,BeijingTiantanHospital,CapitalMedicalUniversity,Beijing100050,ChinaCorrespondingAuthor."WANGQ.n.E—mail.'wang6、q@ecmu.edu.c[Abstract]ObjectiveTostudythepossiblemechanismofcattleencephalonglycosideandignotin(CEGI)toprotecttheneuronfromdamage.Atthesametime,theneuroprotectivefunctionoftheastrocytesinbraininjurywasdetected.MethodsTenpregnantSpragueDawley(SD)ratsand10neonatalSDratswereusedtocultureprimarilyneuron7、sandastrocytesinthepresentstudy.Tomimictheischemicstroke.weadded40mmol/L2,2'-Azobis(2-methylpropionamidine)dihydrochloride(AAPH)intotheculturesystemtoinducethecellinjury.Andthecel1viabilitiesweredetec
4、清液作王群为条件培养基,在40mmol/kAAPH诱导神经元损伤后加入脑苷肌肽一星形胶质细胞条件培养基作用wangq@ccmu.edu.cn24h。检测神经元细胞活力,发现脑苷肌肽一星形胶质细胞条件培养基能够逆转AAPH造成的神经元损伤,差异具有显著性(P5、onGlycosideandIgnotinAmelioratestheInjuryofNeuronsThroughIncreasingtheLevelofGDNFofAstrocytesGUOAn—Chen.ZHA0Yi—Long,SUFang,LIWei—Wei,WANGYong—Jun,WANGQun.*LaboratoryforClinicalMedicalResearch,BeijingTiantanHospital,CapitalMedicalUniversity,Beijing100050,ChinaCorrespondingAuthor."WANGQ.n.E—mail.'wang6、q@ecmu.edu.c[Abstract]ObjectiveTostudythepossiblemechanismofcattleencephalonglycosideandignotin(CEGI)toprotecttheneuronfromdamage.Atthesametime,theneuroprotectivefunctionoftheastrocytesinbraininjurywasdetected.MethodsTenpregnantSpragueDawley(SD)ratsand10neonatalSDratswereusedtocultureprimarilyneuron7、sandastrocytesinthepresentstudy.Tomimictheischemicstroke.weadded40mmol/L2,2'-Azobis(2-methylpropionamidine)dihydrochloride(AAPH)intotheculturesystemtoinducethecellinjury.Andthecel1viabilitiesweredetec
5、onGlycosideandIgnotinAmelioratestheInjuryofNeuronsThroughIncreasingtheLevelofGDNFofAstrocytesGUOAn—Chen.ZHA0Yi—Long,SUFang,LIWei—Wei,WANGYong—Jun,WANGQun.*LaboratoryforClinicalMedicalResearch,BeijingTiantanHospital,CapitalMedicalUniversity,Beijing100050,ChinaCorrespondingAuthor."WANGQ.n.E—mail.'wang
6、q@ecmu.edu.c[Abstract]ObjectiveTostudythepossiblemechanismofcattleencephalonglycosideandignotin(CEGI)toprotecttheneuronfromdamage.Atthesametime,theneuroprotectivefunctionoftheastrocytesinbraininjurywasdetected.MethodsTenpregnantSpragueDawley(SD)ratsand10neonatalSDratswereusedtocultureprimarilyneuron
7、sandastrocytesinthepresentstudy.Tomimictheischemicstroke.weadded40mmol/L2,2'-Azobis(2-methylpropionamidine)dihydrochloride(AAPH)intotheculturesystemtoinducethecellinjury.Andthecel1viabilitiesweredetec
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