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肺切除术后肺水肿与围手术期用药
...出“全肺切除术后肺水肿(postpneumonectomypulmonaryedema,PPE)的概念[1]。此后文献报道PPE的发生率为5%~15%,病死率50%~100%,肺叶切除亦可出现类似PPE的病生理改变,发生率约1%~7%[2]。可见这一类并发症在肺脏手术并不罕...
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肺炎并发胸腔积液和脓胸的诊治
...染性疾病》杂志上。肺炎旁胸腔积液(parapneumoniceffusion,PPE)是一种渗出性的胸腔积液,常伴随于同一侧的肺部感染。7.30),那么预示抗生素疗效好;反之,病程长、胸水pH<7.20、胸水分隔、并发脓胸,那就需要进行胸腔引流治疗...
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Elastinfragmentsdrivediseaseprogressioninamurinemodelofemphysema
...aceabovethelevelseenincontrols.Table1IntratrachealinstillationofPBS,EFs,andPPEPorcinepancreaticelastaseiscapableofrecruitingmonocytestothelunginvivo.Despitewidespreaduseoverthepast30years,theexactnatureoftheinflammatorycomponentpresentintheporcinepancreaticelastase(PPE)modelofemphysemahasyettobefull...
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Steroid-resistantInflammationinaRatModelofChronicObstructivePulmonaryDiseaseIsAssociatedwithaLackofNuclearFactor-BPathwayActivation
...spreviouslybeendemonstratedthatexposingthelungstoporcinepancreaticelastase(PPE),anenzymethatactspredominantly,althoughnotexclusively,onelastin(18),inducesacuteairwayinflammation(19eC21)followedbyemphysema(22eC26)andcompromisedlungfunction(27,28).Theaimofthisstudywastoperformacomprehensivecharacteriz...
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法意研究人员发现预防结核新方法
...过动物实验发现,改变结核杆菌的ESX-5基因组,可阻断PE/PPE蛋白的生产与运输。实验结果表明,感染变异结核杆菌的小鼠并不会患上结核病,这证明PE/PPE蛋白是影响结核杆菌毒性的重要因素之一。研究人员还发现,感染变异结核...
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护士对于感染的预防与控制能力的培养
...对具体情况,采取预防感染传播措施。在个人防护用品(PPE)方面,护士应该掌握在不同的预防措施情况下选择哪些合适的PPE;如何穿脱;如何正确的佩戴和检查各种口罩和防护面罩;如何正确地处理使用后的PPE。要掌握常见的...
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科学家支招国际救援:让幸存者再战埃博拉
...平,这样他们将需要使用与其他人相同的个人防护设备(PPE)。最好的情况下,免疫力会给予他们高度保护。针对后一种情况,约翰斯·霍普金斯先进建模中心助理教授ErezHatna指出,病愈者在工作时将能摆脱目前医护人员使...
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多层螺旋CT血管造影诊断肺动脉栓塞的临床价值
...动脉的栓塞定义为周围性肺栓塞(peripheralpulmonaryembolism,PPE)。本组26例病例中,16例为典型CPE,病变累及范围广,并有不同程度肺内表现;10例为PPE,段以上肺动脉未见明显栓塞征象,对亚段以下肺小动脉连续观察可见局部分支中...
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IBKinase-2-Independentand-DependentInflammationinAirwayDiseaseModels:RelevanceofIKK-2InhibitiontotheClinic
...intratrachealdoseofendotoxin-freesaline(1ml/kg)orporcinepancreaticelastase(PPE)(120U/kg).Asabove,budesonide(3mg/kg)wasincludedinthestudyanddosedusingthesameregimen.Forty-eighthoursafterPPEadministration,thelungswereassessedforcellularinfiltrationandinflammatorymediatorsasabove.Assessmentofairwaytiss...
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血小板活化膜表面糖蛋白检测在血栓性脑血管疾病的应用价值
...血小板活化GPⅡb/Ⅲa即纤维蛋白原受体(Fib-R)的McAb、CD62PPE为藻红蛋白标记的抗P-选择素的McAb、CD61PerCP为Peridininchlorophyllprotein标记的血小板糖蛋白Ⅲa的McAb(均购自美国BD公司)。同型对照:RGDS(PAC-1阻断剂)(购自美国sigma公司...
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免疫毒素对胃癌细胞的特异杀伤
...连接、转化大肠杆菌BL21,构建免疫毒素的表达质粒pYR3H11-PPE38。转化菌在IPTG诱导下,以包涵体的形式表达免疫毒素3H11-PE38,包涵体经SDS-PAGE电泳分析,其蛋白相对分子质量为66×103左右,与预期分子量大小一致,洗涤纯化包涵体,...
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卡介苗减毒机制的研究进展
...码相同数量的蛋白质,现研究较为深入的有ESAR-6、CFP-10和PPE等。为明确RD1的功能,主要采取将RD1从毒力结核杆菌中敲出(knockout),观察对毒力的影响;将RD1插入(knockin)BCG,比较前后毒力变化。2.1毒力结核杆菌RD1敲出研究RD1可...
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有机硅消泡剂技术
...,品种也由当时的单一品种甘油聚醚GP发展到现今的GPE、PPE、等。80,90年代,各种各样的消泡剂大量涌现,消泡技术也在我国各行各业得到广泛的应用。本世纪有机硅新型的消泡剂,应用高新技术,品种多样化。化学科学家,企...
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Pollen-associatedphytoprostanesinhibitdendriticcellinterleukin-12productionandaugmentThelpertype2cellpolarization
...eptibleindividualsbyreleaseofallergensuponcontactwithmucosalmembranesoftheupperrespiratorytract.Werecentlydemonstratedthatpollennotonlyfunctionasallergencarriersbutalsoasrichsourcesofbioactivelipidsthatattractcellsinvolvedinallergicinflammationsuchasneutrophilsandeosinophils.Herewedemonstratethatsol...
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新型增殖性腺病毒治疗肝癌的实验研究
...S公司;腺病毒载体pClon17、腺病毒载体CNHK600、腺病毒载体ppE3本室构建;限制性内切酶、胎牛血清、DMEM和Lipofectamine2000试剂盒购自Gibco公司;Taq酶、pfu酶购自MBI公司;T4DNA连接酶购自PROMEGA公司;琼脂糖、溴化乙锭购自GENE公司;胶...
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胰岛素样生长因子-I在慢性阻塞性肺疾病小气道的表达
...ocigarettesmokingandintratrachealadministrationofporcinepancreaticelastase(PPE)canresultinCOPDinexperimentalrats.AirwayremodelingwasfoundedinsmallairwayofCOPDratmodel.IGF-ImayplayanimportantroleintheairwayremodelingofCOPD. Keywords:Insulin-likegrowthfactor-I;Chronicobstructivepulmonarydisea...
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急性脑梗塞患者血小板功能的研究
...单克隆抗体(PAC-1FITC)。藻红素标记的抗P-选择素单抗(CD62PPE)。采用FACSort流式细胞仪进行数据获取,以上均为美国Becton-Dickson公司产品。1.3实验方法PAC-1、CD62P表达的测定采用流式细胞术三色荧光分析方法[2]。1.4统计学处理采...
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HemodynamicRegulationofCD34+CellLocalizationandDifferentiationinExperimentalAneurysms
...AAAs.MethodsandResults—MurineAAAswerecreatedviaporcinepancreaticelastase(PPE)infusion.AAAbloodflowwasincreasedbyaortocavalfistula(ACF)formation(HF-AAA),decreasedvialeftiliacligation(LF-AAA),orleftunchanged(NF-AAA).ACFcreationincreasedflowby1700%,whereasiliacligationdecreasedflow79%comparedwithbase...
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子宫内膜样腺癌组织MMP2和Ki67表达及其意义
...sTheexpressionsofMMP2andKi67,in20casesofproliferativephaseofendometrium(PPE),60casesofendometrialhyperplasia(EH)and80casesofEA,weredetectedwithstreptavidinperoxidase(SP)technique.ResultsThepositiveexpressionsofMMP2andKi67inatypicalhyperplasiaendometrium(AHE)andEAwerehigherthanthatinPPEan...
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1993年硕士研究生入学考试西医综合科目试题
...维生素B1、B2B.维生素B1、PPC.维生素B6、B1D.维生素B6、PPE.维生素B6、B223.人体活动主要的直接供能物质是A.葡萄糖B.脂肪酸C.磷酸肌酸D.GTPE.ATP24.下列关于血红蛋白的叙述哪一项是错误的?A.由球蛋白及血红素构成B.由...
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1988年硕士研究生入学考试西医综合试题
...体内丙酮酸积累:A.吡哆醇B.硫胺素C.叶酸D.维生素PPE.生作者:
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早泄及其影响因素
...24%、德国为22.7%、意大利为20%[1]。早泄可分为原发性早泄(PPE,自性活动开始就出现早泄)和继发性早泄(SPE,有正常性活动者在一段正常性活动后出现的早泄)。既往认为早泄是由于心理因素造成的,然而随着近年来研究的深入,认...
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Iron,zinc,andcopperconcentrationsinbreastmilkareindependentofmaternalmineralstatus
....umu.se.ABSTRACTBackground:Littleisknownabouttheregulationofiron,zinc,andcopperinbreastmilkandthetransportofthesemineralsacrossthemammaryglandepithelium.Objective:Theobjectivewastostudyassociationsbetweenbreast-milkconcentrationsofiron,zinc,andcopperandmaternalmineralstatus.Design:Milksamplesfrom191...
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氯吡格雷对急性冠脉综合征血小板活化的干预研究
...各取全血10μl于测试管和对照管中,在测试管中加CD62PPE标记的McAb10μl,在对照管中加对照抗体即Igγ1PE10μl,混合后室温下避光15min,加PBS1000μl混匀;对照管和测试管同时上BeckmanCoulter流式细胞仪测定P选择素阳性率。...
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Postprandialghrelin,cholecystokinin,peptideYY,andappetitebeforeandafterweightlossinoverweightwomenwithandwithoutpolycysticovarysyndrome
...iatedwithobesityandwithreproductiveandmetabolicdysfunction.AbnormalitiesinappetiteregulationinPCOSpatientsmaycontributetodifficultiesinweightmanagement.Objective:Weaimedtoexamineappetite,appetitehormones,andadlibitumfoodconsumptionbeforeandafterweightlossinoverweightwomenwithandwithoutPCOS.Design:Ov...
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2012年世界科技发展回顾(生物技术)
...员发现了与导致结核病的结核杆菌毒性相关的蛋白质PE/PPE蛋白,并成功培育出其活性减毒突变体,有望在未来研发出比卡介苗更有效的结核病疫苗。5月,法、德研究人员通过动物实验发现,特定基因SHANK2变异后,会导致大脑某...
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Identificationofanovelregionintheproximalpromoterofthemousereningenecriticalforexpression
...PBX-bindingsiteisshownbyaverticallineandindicatedbyproximalpromoterelement(PPE).Theenhancerisshownbyathickerverticalline.*,:Statisticallysignificantdifferences(P<0.05)relativetothenextlongerpromoterconstructinAs4.1andJEG-3cells,respectively,measuredbyStudent‘st-test.Toexaminewhethertheregionfrom-1...
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Methyl2-Cyano-3,11-dioxo-18β-olean-1,12-dien-30-oateIsaPeroxisomeProliferator-ActivatedReceptor-AgonistThatInducesReceptor-IndependentApoptosisin
...ofCDODA-MeactivatePPARincoloncancercellsandinducedbothcaveolin-1andKrüppel-likeFactor-4throughreceptor-dependentpathways(Chintharlapallietal.,2007a).Inthisstudy,weinvestigatedtheeffectsofβ-CDODA-MeontheproliferationofLNCaPprostatecancercells,andtheIC50valueforgrowthinhibitionwasapproximate...
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CystamineandcysteamineincreasebrainlevelsofBDNFinHuntingtondiseaseviaHSJ1bandtransglutaminase
...tordelaydiseaseprogression,anddeathusuallyoccurswithin10–20yearsaftertheappearanceofthefirstclinicalsymptoms.OneofthemostpromisingcandidatedrugsforHDiscystamine,acompounddescribedasaninvitrotransglutaminase(TGase)inhibitor.TGaseisacalcium-dependentenzymethatcatalyzestheformationof–(-glutamyl)lys...
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生物化学习题(含答案)
...乙酰辅酶A与许多维生素有关,但除外:A.B1B.B2C.B6D.PPE.泛酸4.在糖原合成中作为葡萄糖载体的是:A.ADPB.GDPC.CDPD.TDPE.UDP5.下列哪个激素可使血糖浓度下降?A.肾上腺素B.胰高血糖素C.生长素D.糖皮质激素E.胰岛...