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时间:2020-06-04
《热休克蛋白在逆针灸保护AD模型大鼠海马神经元中的作用研究.pdf》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、LISHIZHENMEDICINEANDMATERIAMEDICARESEARCH2013VOL.24NO.6时珍国医国药2013年第24卷第6期◇中医现代研究◇热休克蛋白在逆针灸保护AD模型大鼠海马神经元中的作用研究杜艳军,周华,孔立红,宋杰,李东湖,孙国杰(1.湖北中医药大学针灸骨伤学院,湖北武汉430061;2.武汉市蔡甸区中医医院,湖北武汉430100)捅要:目的通过观察不同针灸预刺激对阿尔茨海默病(AD)模型大鼠热休克蛋白HSP70、HSP90的影响,以探讨针灸防治AD的作用机理。方法将SD大鼠随机分为6组
2、,即正常组、假手术组、模型组、预艾灸组、预电针组、预针灸组,每组各l0只,以双侧海马注入Ap制作AD大鼠造模。取穴“百会”和双侧“肾俞”穴。采用免疫组化法测定大鼠海马CA1区HSP70、HSP90的平均光密度表达。结果通过4周的预艾灸治疗,预艾灸组、预电针组、预针灸组大鼠海马CA1区HSP70、HSP90的平均光密度表达均较模型组有显著提高(P<0.01)。结论艾灸预刺激、电针预刺激及针灸预刺激能通过诱导脑内HSP70、HSP90的表达来抑制AB毒性级联反应,从而起到保护神经元的作用。关键词:阿尔茨海默病;针灸疗法;
3、预刺激;热休克蛋白D0I标识:doi:10.3969/j.issn.1008805.2013.06.104中图分类号:R246文献标识码:A文章编号:10084)805(2013)06.15054)3Theafectionofheatshockproteinsonimprovingtheneuronsprotectionwithpre——stim-ulationofAcupunctureandMoxibustioninADModelsRatsDUYan-jun,ZHOUHua,KONGLi—hong,SONGJie,
4、LIDong-hu,SUNGuo-jie(1.HubeUniversityofTraditionalChineseMedicine,Wuhan430061,Cina;2.HospitalofTCMnCaidiandis.triction.Wuhan430100。China)Abstract:0bjectiveByinvestigatingtheeffectofdifferencepre—stimulationwithacupuncture—moxibustiononheatshockproteinsinratmode
5、lsofAlzheimer~disease,SOastoresearchintoitsunderlyingmechanisminpreventingandcontrollingADintherats.MethodsAllanimalswererandomlydividedinto,normalgroup,sham—operationgroup,modelgroup,pre—moxibustiongroup,pre—acupuncturegroupandpre—acupunctureandmoxibustiongrou
6、p.ADratswereinducedbyinjectingAI31—42intothedoublehippocampus.Weperformedpre—stimulationmethodsontwoacupoints,Baihui(DU20)andShenshu(BL23).Mean.while,immun0histochemistrywasusedtodeterminethelevelsofexpressionofratgHSP70andHSP90inratghippocampusarea.ResultsComp
7、aredwithmodelgroup,allpre—stimulationgroupsratsincreasedobviouslyinHsp70andHsp90expressionofhipp-ocampalarea(P<0.O1).ConclusionTheseresultsimplythatpre—stimulationwithacupunctureandmoxibustioncouldinducetheexpressionofheatshockproteinsinhippocampusarea,inhibitc
8、onsequentlytheABToxiccascade,toprotectthefunctionofneuronsinpathologicalchangesofAlzheimer~Disease.Keywords:Alzheimer~disease;AcupunctureandMoxibustion;Pre—stimulation;Hsps热
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