欢迎来到天天文库
浏览记录
ID:55273940
大小:698.66 KB
页数:5页
时间:2020-05-12
《灯盏细辛对急性期大鼠脑缺血再灌注后细胞凋亡影响作用的研究.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、·972·宁夏医学杂志2014年11月第36卷第11期NingxiaMedJ,Nov.2014,Vol36,No.11Doi:10.13621/j.1001—5949.2014.11.0972·论著·灯盏细辛对急性期大鼠脑缺血再灌注后细胞凋亡影响作用的研究刘东华,李扬,常杰[摘要]目的研究灯盏细辛对急性期大鼠脑缺血再灌注后细胞凋亡的影响作用。方法将健康sD大鼠65只分成3组,分别为正常组(5只)、脑缺血再灌注模型组(20只)、灯盏细辛治疗组(2O只)。除正常组外,模型组和治疗组设2个时间点,即3d与7d,每个时
2、间点l0只。利用采用改良的Zealonga法建立大鼠大脑中动脉局灶缺血,即再灌注梗死(MCAO)模型,分别于脑缺血再灌注3d和7d进行神经病学评分和脑组织含水量测定,用苏木精一伊红(HE)进行形态学观察,用TUNEL法检测脑组织凋亡细胞的变化。结果再灌注3d和7d神经病学评分和脑组织含水量测定,治疗组Bederson评分均高于模型组(P<0.05);治疗组大鼠脑组织含水量与模型组比较均减小(P<0.05)。结论灯盏细辛对急性期大鼠脑出血再灌注后细胞凋亡有明显的抑制作用,对促进受损脑组织的恢复作用明显。[关键词]
3、灯盏细辛注射液;脑缺血;再灌注损伤;细胞凋亡[中图分类号]R743.3[文献标识码]AEfectoftheexpressionofapoptosisinbeviscapineappliedtoratswithcerebralischemiareperfusioninjuryL/UDonghua,LIYang,CHAGN此.1.DepartmentofNeurosurgery,YinchuanFirstPeopleHospital,Yinchuan750004,China[Abstract]ObjectiveTo
4、investigatetheeffectofbreviscapinonratswithcerebralischemiareperfusioninjury.MethodsAtotalof65healthySDratsweredividedrandomlyintothreegroups:normalgroup(n=5),cerebralischemiareperfusiongroup(n=20)andbeviscapinegroup(n=20).Theratsinnormalgroupweresubdividedi
5、nto3一dayand7一daywith(rt=10).Themiddlecerebralarteryocclusion/reperfusion(MCAO)modelwasestablishedusingofimprovedZealonga.TheneurologicalscoreandbrainwatercontentsoftheMCAOwereevaluatedat3dand7d:andthehistologicalchangeswereobservedthroughHematoxylin—Eosinsta
6、ining,andthecellapoptosisweredetectedbyTUNELmethod.ResultsBeviscapinereducedthescoreofseverityofMCAOratsnervoussystemdisease,thedegreeofbrainedemaandthenumberofapoptoticcells(P<0.05).ConclusionBreviscapinecaninhibitapoptoticcellsincerebralischemiareperfusion
7、injury,andgetanobviousefectinpromotingtherecoveryofinjuredbrain.[Keywords]Breviscapine;Cerebralischemia;Reperfusion;Apoptosis[5]SokupA,GoralczykB,GoralczykK,eta1.Triglyeeridesasanearlybetes,2004,53:306—314.pathophysiologicalmarkerofendothelialdysfunctioninno
8、ndiabetic[9]XiangAH,KjosSL,TakayanagiM,eta1.Detailedphysiologicalchar-womenwithaprevioushistoryofgestationaldiabetes[J].AetaOb—acterizationofthedevelopmentoftype2diabetesinHispanicwomenstetGynec
此文档下载收益归作者所有