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阑尾扭转并巨大粘液囊肿1例
...尾粘液囊肿。 讨论:阑尾粘液囊肿(appendicalmumuscyst,AMC)是由于炎症导致阑尾近段肠狭窄,甚至闭塞,而肠管远端粘膜功能仍存在,并不断分泌粘液,聚集在内,导致肠管远端管腔扩大,壁变薄,形成椭圆形或圆形囊肿。其...
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生物物理所揭示白藜芦醇促进去乙酰化酶SIRT1酶活性的机制
去乙酰化酶SIRT1与白藜芦醇及AMC-p53小肽三元复合物的晶体结构。a.SIRT1“全酶”结构域示意图。b.SIRT1/白藜芦醇/AMC-p53小肽复合物的晶体结构示意图。c.白藜芦醇与底物小肽和SIRT1N端调节区域的相互作用示意图。6月15日,美国Genes&De...
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临床产ESBLs大肠埃希菌的分布特征及耐药性监测
...症监护病房感染率最高(444%),其次为外科(429%)。IMP、AMC、SCF、TZP、NIT耐药性较低,在0%~17%之间,青霉素类、1~3代头孢菌素类及单环内酰胺类如ATM耐药性高(在95%以上);氨基糖苷类、氟喹诺酮耐药性低(259%~537%)。结论...
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医院内非发酵革兰阴性杆菌类型分布及对抗菌药物的耐药特征分析
...三代、四代头孢、CIP、GEN、TOB敏感率为40%~63%,而对SMZ、AMC、AMP/SBT耐药严重,敏感率10%;鲍曼不动杆菌对IMP、COL、TZP、TIC/CA、SCF较敏感,敏感率为72%~90%,对三代、四代头孢菌素、CIP、GEN、TOB、AMP/SUT敏感率为44%~62%,而对SMZ、A...
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2.6蛋白质营养状况的评价
...要有以下数种。 2.6.1上臂肌围(armmusclecircumference,AMC)和上臂肌区(armmusclearea,AMA) 上臂肌围和上臂肌区是评价总体蛋白储存的较可靠的指标。假设上臂为圆筒,上臂骨径不计,测量上臂中点处的围长(AC)和三头肌部...
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细胞凋亡的检测
...X肽键。根据这一特点,设计出荧光物质偶联的短肽Ac-DEVD-AMC。在共价偶联时,AMC不能被激发荧光,短肽被水解后释放出AMC,自由的AMC才能被激发发射荧光。根据释放的AMC荧光强度的大小,可以测定caspase-3的活性,从而反映Caspase-3...
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YersiniavirulencefactorYopJactsasadeubiquitinasetoinhibitNF-Bactivation
...sis(Fig.1A),despitethefactthatYopJcanpromotethedeubiquitinationofsuchupstreamcomponentsasTRAF2andTRAF6(Fig.2C),isthatattachmentofYersiniatothemacrophagesurfaceactivatesNF-BsignalingthroughToll-likereceptors(28)andperhapsadditionalcellsurfacereceptorsbeforethetimethatYopJisinjectedintothemacrophageby...
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Nutritionalstatusisanimportantpredictorofdiaphragmstrengthinyoungpatientswithcysticfibrosis
...,bodymassindex(BMI)zscore,fatmass,fat-freemass(FFM),armmusclecircumference(AMC),forcedexpiratoryvolumein1s(FEV1),andfunctionalresidualcapacity(FRC)weremeasuredin20patientsaged15.1±2.8y(Results:Mean(±SD)TwPdiwas24.3±5.5cmH2O.Univariateregressionanalysisshowedpositivecorrelationsbetween...
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AMethodforAssayingDeubiquitinatingEnzymes
...ogenicpeptidesubstrate,carbobenzoxy-LRGG-7-amido-4-methylcoumarin(Cbz-LRGG-AMC),thathasalsobeenusedasasubstrateforDUBs(19).MATERIALSANDMETHODSMaterialsYeastUbhydrolase-1(YUH1)waspurifiedasdescribedpreviously(20).ThepurifiedUb-specificprotease-6(yUBP-6)inyeastandcUBP41,UbC-terminalhydrolase-1(cUCH-1)...
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2002~2005年我院临床常见细菌分离及耐药性分析
...IPM及CAZ的耐药率在10.0%以下,AMK的耐药率在20%以下,FOX、AMC在30%以下,MEM耐药率在40%以下,CIP的耐药率50%~78.8%,SAM、CTX、TIM、SCL、FEP的耐药性在60%以下,CN、SXT、TZP的耐药率低于80%。克雷伯菌属中IPM、CAZ的耐药率在10%以下,AMK...
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EvaluationofaFullyAutomatedSystem(RAISUS)forRapidIdentificationandAntimicrobialSusceptibilityTestingofStaphylococci
...terpretationtocollectionofthetestdeviceoncethepreparedsamplesolutionissettoaMcFarlandstandardof0.5.RAISUSidentifiesbacterialstrainsusingafluorescencereagent(enzymesubstrateorfluorescenceindicator),andanantimicrobialsusceptibilitytestisperformedusinganoxidation-reduction(redox)indicator.Inthisstudy,w...
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空肠贮袋式消化道重建的临床应用和研究
...指数、身高体重指数(BMI)、上臂围(AC)、上臂肌围(AMC)、肱三头肌皮褶厚度(TSF)、血清营养指标及营养预后指数。结果JP-R组和IP-R组的手术创伤程度较R组明显升高(P0.05),但术后死亡率和并发症发生率并无显著增加。JP...
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ShortPolybasicPeptideSequencesArePotentInhibitorsofPC5/6andPC7:UseofPositionalScanning-SyntheticPeptideCombinatorialLibrariesasaToolfort
...countthatadditionalPCsareinfactaffected.Materials.Pyro-Glu-Arg-Thr-Lys-Arg-AMC(pERTKR-AMC)waspurchasedfromPeptidesInternationalInc.(Louisville,KY).PS-SPCLsweresynthesizedattheTorreyPinesInstituteforMolecularStudies(SanDiego,CA)usingsimultaneousmultiplepeptidesynthesismethodologyasdescribedpreviously...
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248例普通外科住院患者入院时营养状况评价
...%。肱三头肌皮褶厚度(TSF),上臂围(AC),上臂肌围(AMC)AMC=AC-3.14×TSF,血清总蛋白(TP),血清蛋白(ALB)前白蛋白(PA),血红蛋白(Hb),外周血淋巴细胞总数(TLC),并根据相应的参考值按参考文献[1]进行营养状况评...
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肿瘤坏死因子、顺铂和温热协同对人骨肉瘤细胞的作用研究
...晶紫和RNA酶均为Sigma公司产品;Caspase-3荧光生色底物DEVD-AMC购于Calbiochem公司,transwell小室和96孔培养板为Costar产品,matrigel和纤粘连蛋白分别为BectonDichinson和Promega公司产品。 1.4温热效应研究对数生长期OS-732细胞经胰酶消化后...
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IntestinalFailure,
...cisco.:LynHowardAlbanyMedicalCollegeAlbany,NY12180E-mail:howardl{at}mail.amc.eduThistextprovidesacomprehensiveoverviewofintestinalfailure,bothacuteandchronic,anditspathophysiologyandmanagement.TheauthorsarechieflyfromtheUnitedKingdomandEurope,andtheircooperationonthisbookreflectsthecooperationthey...
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396株嗜麦芽窄食单胞菌的耐药特征研究
...林(AMP),氨苄西林-舒巴坦(AMS),阿莫西林-克拉维酸(AMC),哌拉西林(PIP),头孢唑林(CZL),头孢克罗(CFC),头孢美唑(CMZ),头孢呋辛(FRX),头孢哌酮(CFP),头孢噻肟(CTX),头孢曲松(CRO),氨曲南(ATM),亚胺培南(IMP),庆...
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Disruptionofrenalperitubularbloodflowinlipopolysaccharide-inducedrenalfailure:roleofnitricoxideandcaspases
...inisothiocyanate-dextran(FITC-dextran;150,000MW),7-amino-4-methyl-coumarin(AMC),andallotherchemicals(unlessnotedotherwise)werepurchasedfromSigma(St.Louis,MO).L-N6-(1-iminoethyl)lysine(L-NIL)waspurchasedfromAlexisBiochemicals(SanDiego,CA).Benzyloxycarbonyl-Val-Ala-Aspfluoromethylketone(Z-VAD-fmk)wasp...
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ModificationoftheDouble-DiskTestforDetectionofEnterobacteriaceaeProducingExtended-SpectrumandAmpCß-Lactamases
...;g)diskwasplaced20mmfromtheamoxicillin(20µg)-clavulanate(10µg)(AMC)disk,theaztreonam(ATM)(30µg)diskwasplacedat25mm,theceftazidime(CAZ)(30µg)diskwasplacedat30mm,andtheFEP(30µg)diskwasplacedat30mm(Fig.1).Thismodificationwasincorporatedintoagram-negativetemplate,andapipera...
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Mitochondria,Calcium,andCalpainareKeyMediatorsofResveratrol-InducedApoptosisinBreastCancer
...MPBiomedicals,Irvine,CA),40µgofproteinwithcaspase-3substrate(Ac-DEVD-AMC;BDPharMingen),100µgofproteinwithcaspase-2susbtrate(Z-VDVAD-AFC;EMDBiosciences),or100µgofproteinwithcaspase-8substrate(Z-IETD-AFC;EMDBiosciences)wasperformedinreactionbuffer(100mMHEPES,1mMEDTA,pH7.1,0.1%CHAPS,1...
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HighMobilityGroupProteinB1IsanActivatorofApoptoticResponsetoAntimetaboliteDrugs
...ncentrationof2x105cells/50µloflysisbuffer.FluorogenicsubstratesVDVAD-AMC(Caspase2),DEVD-AMC(Caspase3),IETD-AMC(Caspase8),andLEHD-AMC(Caspase9)wereusedtoassayactivityofcorrespondingcaspasesincelllysates.ActinomycinD(0.5µg/ml)wasusedasapositivecontrol.Theplateswereanalyzedusingafluorescenc...
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DetectionofAspergillusGalactomannanAntigenemiaToDetermineBiologicalandClinicalImplicationsofBeta-LactamTreatments
...efortesting.ThesedrugswereTZP,AMP,amoxicillin(AMX),amoxicillin-clavulanate(AMC),phenoxymethylpenicillin(PEN),andticarcillin.DrugdiluentswereusedascontrolsintheGMassayalongwithpreviouslytestednegativeandpositivepatientsera.Allabsorbancemeasureswereperformedinduplicate.Intravenousformulationswereteste...
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常用抗菌药物对耐甲氧西林的金黄色葡萄球菌体外抗菌活性分析
...院病人的各种感染标本。 1.2抗菌药物 阿米卡星(AMC),利福平(RIF),庆大霉素(GEN),万古霉素(VAN),头孢哌酮/舒巴坦(舒普深,SCF),左氧氟沙星(LVF)。 1.3质控菌株 金黄色葡萄球菌ATCC29213。 1.4培...
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TheTumorProteasomeIsaPrimaryTargetfortheNaturalAnticancerCompoundWithaferinAIsolatedfrom“IndianWinterCherry“
...ibitionoftheproteasomalCT-likeactivityusingthefluorescentsubstrateSuc-LLVY-AMC(AandB)andWesternblottinganalysisusingspecificantibodiestoubiquitin(tomeasureubiquitinatedproteinsorUb-Prs)(CandD),Bax,IB-,andp27(D).ThemolecularmassesofBax,IB-,andp27were23,37,and27kDa,respectively.-Actinwasusedasloadingc...
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荧光标记物质的波长
...arinComplexon530-560580AlizarinRed530-560580Allophycocyanin650661ACMA430474AMCA-S,AMC345445AminoactinomycinD5556557-AminoactinomycinD-AAD546647Aminocoumarin350445AnthroylStearate361-381446AstrazonBrilliantRed4G500585AstrazonOrangeR470540AstrazonRed6B520595AstrazonYellow7GLL450480Atabrine436490Aurami...
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产超广谱β内酰胺酶肠杆菌CTX-M-1组的基因型研究
...噻肟/棒酸(CD03,30μg/10μg/片),中央贴阿莫西林/棒酸(AMC)。初筛试验、双纸片确证试验结果判读依照NCCLs文件标准。双纸片协同试验的结果判定[2]:以上CTX、CRO、CAZ、ATM任一纸片与AMC之间出现齿孔状或协同抑菌斑为ESBLs阳性...
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Covalently-BoundHeparinMakesCollagenThromboresistant
...dplasma(Biopool)containing250μmol/LofthefluorogenicthrombinsubstrateZ-GGR-AMC(Bachem).Coagulationwasstartedbytheadditionof20mmol/LofCaCl2.Fluorescencetracingsasaresultofthrombingenerationwererecordedwithatemperaturecontrolledmicroplatefluorometer(SPECTRAmaxGEMINIXS,MolecularDevices)at37°Cwithex=36...
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高原长期昏迷患者营养评估及护理对策
...度(tricepsskinfold,TSF);上臂肌围(armmusclecircumference,AMC)等。1.3.2生化指标血清白蛋白(Alb)、转铁蛋白(TRF)、氮平衡等。2结果2.1不同营养指标测量结果营养指标测量结果表明各项指标均很好的显示出高原昏迷患者营养不...
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加减温脾汤治疗维持性血液透析患者营养不良的临床观察
...体格检查:干体重(w)、体重指数(BMI)、上臂中部肌肉周径(AMC)、肱三头胍皮皱厚度(TSFr);安全性监测;记录不良反应并监测钾、肝功能。2.2统计学方法运用SPSSll.1软件进行统计学女理,计量资料用(x±s)表示,应用配对£检验和x...
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第二节 荧光抗体的制备
...。 (1)取7-氨基-4-甲基香豆素(7-amino-4-methylcoumarin,AMC)260μg溶于二甲亚砜25μl中。 (2)将上液加入10mlIgG的巴比妥缓冲液(0.5mol/L,pH8.5,内含50~100mgIgG)中,室温反应2h,过SephadexG-50除去游离荧光素。 AMC呈黄色结晶固...