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1.
Inthepastfew years ,wehavewitnessedadra matic proliferationintheuseofintracoronarystents.Stentsnowaccountforover 70 %ofpercuta neoustransluminalcoronaryangioplasty (PTCA ) .However,in stentrestenosisremainsamajorprob lem ,occuringin 2 0 %~ 30 %ofthese proc edures[1-3] .I…  相似文献   

2.
Geneticallyengineeredbifunctional proteinshaveshown promising prospectsintumorclinicaladministrationandbasicresearch .Anti CD3ScFv(anti CD3Single chainfragmentofvariablere gion)isakindofrecombinantengineeredantibodyderivedfrommurineOKT3hybridoma .Asapotentmi…  相似文献   

3.
Adenosine (Ado)isanendogenouspurinenu cleosidethatregulatesmanyphysiologicalandpatho physiologicalprocessesinbody .Theeffectsoncard iovascularsystemareespeciallyobvious .Peoplefoundthatacetylcholine (ACh)andadenosinehadthenegativeinotropic ,negativechronotr…  相似文献   

4.
Theinfectionofcytomegalovirus(CMV )isoneofthemostseriouscomplicationsafterrenaltrans plantation[1] .MostbelievethatCMVinfectionnotonlycaninduceacuterejectreactionofthetransplant ,butalsoplaysaroleintransplantation relatedatherosclerosis[2 ] .Asaresult ,itaffec…  相似文献   

5.
Aseriesofcysteineprotease(caspase)thatplayimportantrolesduringtheprocessofmammaliancellapoptosishavebeencloned .Caspase 3(CPP32 /Ya ma/apopain)hasbeenthoughttobethekeyproteaseamongcaspasefamily .Activecaspase 3canaffecttheothermembersofcaspasesfamily ,moreover…  相似文献   

6.
ByusingCBCL(ChildBehaviorChecklist)ofXi′annorm,thechildren'sbehaviorproblemsinXi′anhavebeeninvestigatedandcomparedwiththeresultsobtainedbefore1993,thepositiveresultsprovidescientificbasisfordiagnosisandreferenceforteachers.MATERIALSANDMETHODSThepupil…  相似文献   

7.
Hepatocellularcarcinoma(HCC)isoneofthemostcommonmalignanttumorsinChina ,andgreatattentionhasbeenpaidtoitscarcinogenesisresearch .Inrecentyears ,ithasbeenfoundthatheatshockprotein(HSP) playsagreatroleintheoccurrenceanddevelopmentofcarcinoma .Thepurposeofthi…  相似文献   

8.
Theventricularseptaldefect (VSD )ofcongenitalheartdisease (CHD )with pulmonaryhypertension (PH )isaseriouscomplication ,whichdirectlyinfluencestheprognosisofCHD ,butitspathogenesisthatstillwasnotclear .Recentresearchesrevealedthatvascularepitheliumofpulmonary…  相似文献   

9.
Endothelialcells (ECs)functionasthebarrierofthebrainandrelatetothesecretionofsomeendo crines.Theirdysfunctioniscloselyrelatedtotheoccurrenceanddevelopmentofcerebralvasculardiseases[1] .DamagetoECsisthefirstsignandaba sicfactorofcerebralischemia .Therefore ,…  相似文献   

10.
Antiphospholipidantibodies(APA)areimmunoglob ulinsoftheIgG ,IgMandIgAclasseswithspecificityfornegativelychargedphospholipidandincludeanticardiolipinantibodies(ACA) ,lupusanticoagulants(LA )andan tiphosphatidylserineantibodies[1] .Usually ,determinationofACA Ig…  相似文献   

11.
Thebraintypecreatinekinaseisoenzyme(CK BB)incerebrospinalfluid(CSF)hadcloserelationswithheadinjury ,whichhadattractedpeople’satten tion[1] .However,therewerefewstudiesaboutthedi agnosisonheadinjuryvalueofCK BB ,andprogno sis .Inordertostudythediagnosisandprogn…  相似文献   

12.
Alzheimer’sdisease (AD)isthemostcommondementiainthesenior ,andthereisnocureoreffec tivetreatment .AlthoughtheetiologyofAlzhei mer’sdiseaseisnotfullyunderstood ,accumulatingevidencedemonstratesthatboththeconcentrationofthesomatostatin (SS)andtheSSneuronsinth…  相似文献   

13.
INTRAORALANGIOLEIOMYOMA:ACASEREPORTZhangTong;RezaMostofi;WilliamChristison(StomatologicalHodpital,Xi'anMedicalUniversity,Xi'a...  相似文献   

14.
1 TheUnivariateConvergenceTheoremonRationalInterpo-lationArationalfunctionrnm(z)issaidtohavetype(n/m)ifithastheformrnm(z)=pn(z)/qm(z),qm(z)0wherepn(z)isapolynomialofdegreeatmostnandqm(z)isapolynomialofdegreeatmostm.Concerningtheconvergenceofthe(n/m)…  相似文献   

15.
Studiesonneoplasmmicroenvironmenthaveshownthatinvasionandmetastasisaremultistepmolecularbiochemistry procedureofinteractionamongtumorcell,hostcellandextracelluarmatrix(ECM ) [1] .Liottahas putforwardtheoriesofinvasionandmetastasis ,includingadhesion ,degrada…  相似文献   

16.
Acetylcholinesterase(AchE)isahydrolyticenzymewithextensivedistributioninthecentralnervoussystem ,andithasfrequentlybeenusedasachemicalmarkerforthestudyofpresumedcholinergicstructuresinbrain .Theliteraturesreportedthattherewasacloserelationshipbe tweenth…  相似文献   

17.
RevascularizationusingPTCAisnowastandardtreatmentforcertainpaternsofcoronaryarterydisease.However,asalong-termtreatment,itisl...  相似文献   

18.
SMALLBRAINABSCESSINCHILDRENLiRuilin;HeGuangzu;ChenZhengqi;(DepartmentofPediatrics,SecondAffiliatedHospital,Xi'anMedicalUniver...  相似文献   

19.
FAMILIALSPONTANEOUSPNEUMOTHORAX(周斌)(张潍)ZhouBin;ZhangWei;(DepartmentofCardiothoracicSurgery,SecondAfiliatedHospital,Xi'anMedic...  相似文献   

20.
Neurotrophin 4 (NT 4 )isamemberofheneu rotrophinfamilyofstructurallyrelated proteins[1] ,thatalsoincludesneurotrophin 3(NT 3) ,neu rotrophin 6 (NT 6 ) ,nervegrowthfactor (NGF)andbrain deivedneurotrophicfactor (BDNF) [2 - 6] ,whichsupportsthesurvivalofvertebrateneurons[7] .Atpre…  相似文献   

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