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1、丹参联合骨髓间充质干细胞静脉移植对兔心肌梗死区血管再生影响实验探究收稿日期:2009-11-21基金项目:辽宁省教育厅资助项目(20060553)作者简介:王健(1969-),女,辽宁大连人,副主任医师,研究方向:中西医结合心血管专业。通讯作者:陈岩(1965-),女,河北宁河人,主任医师,硕士研究生导师,博士,研究方向:中西医结合临床心血管。摘要:目的:探讨骨髓间充质干细胞静脉移植对兔急性心肌梗死(AMI)梗死区及梗死周围区血管新生的影响及中药丹参注射液对其的干预作用。方法:用开胸结扎冠状动脉左室支的方法建立急性心肌梗死模型,将已建立心肌梗死模型的日本大耳白兔随机分为3组,模
2、型对照组、静脉移植骨髓间充质干细胞组、静脉移植骨髓间充值干细胞联合丹参组。术后5周取材,观察梗死区内CD�31(血小板/内皮细胞黏附分子)和VEGF(血管内皮生长因子)蛋白的表达。结果:1�免疫组化CD�31表达,静脉注射干细胞组和干细胞联合静脉注射丹参组高于模型组(P0.05)。3�11血清中VEGF蛋白含量,各组间无统计学差异(P>0.05)。结论:静脉注射骨髓间充质干细胞可诱导梗死区血管新生,其机制并非通过VEGF的表达来调节的,可能是通过其他途径调节的,中药丹参注射液对干细胞促进血管新生无明显促进作用。关键词:骨髓间充质干细胞;心肌梗死;血管新生;CD�31;VEGF�
3、中图分类号:R285.5文献标识码:A文章编号:1673-7717(2010)04-0792-04TheStudyofBoneMarrowStemCellsinVeinGraftResultinRabbitsWithMyocardialInfarctionontheRoleofItsInterventionwithDanshenInjectionWANGJian,YANGGuan�lin,CHENYan,ZHANGZhe,ZUJing,SUIJi�feng(AffiliatedHospitalofLiaoningUniversityofTCM,Shengyang110032,L
4、iaoning,China)�Abstract:Objective:Toinvestigatebonemarrowstemcellsinveingraftresultinrabbitswithacutemyocardialinfarction(AMI)inperi-infarctareaandinfarctangiogenesiseffectofChinesemedicineDansheninjectionontheroleofitsintervention.Methods:Theleftventricularbranchcoronaryarteryligationthorac
5、otomyapproachmodelofacutemyocardialinfarction,myocardialinfarctionmodelwillhaveestablishedaJapanese11whiterabbitswererandomlydividedintothreegroups,modelcontrolgroup,intravenoustransplantationofbonemarrowmesenchymalstemcellgroup,Dansheninjectioncombinedwithintravenoustransplantationofbonemar
6、row-derivedmesenchymalstemcellgroup.Drawnafter5weeks,InfarctareaobservedCD�31(platelet/endothelialcelladhesionmolecule)andVEGF(VascularEndothelialGrowthFactor)proteinexpression.Results:1.ImmunohistochemicalexpressionofCD31protein,IntravenousinjectionofstemcellgroupandintravenousinjectionofDa
7、nsheninjectioncombinedwithintravenousinjectionofstemcellgroupwerehigherthanmodelgroup(P0.05).3.SerumVEGFproteincontentSerumVEGFproteincontentwasnotstatisticallysignificantamongthethreegroups(P>0.05).�Conclusion:�Theintravenousinjectionofbonemarrowm
