第二节 MHC抗原的结构及检测
...胞及血小板表面。HLA-A、B抗原在人类淋巴细胞表面浓度最高,每个细胞约有103~105个分子,占淋巴细胞表面蛋白的1%。 1.重链又称α链,其裸肽分子量为40kDa。人Ⅰ类抗原α链上有1个N-连接的寡糖,成熟的α链为糖蛋白,分子...
医源资料库;医源图书馆;教材类;细胞和分子免疫学PurificationofEnterocytozoonbieneusifromStoolsandProductionofSpecificAntibodies
DivisionofInfectiousDiseases,TuftsUniversitySchoolofVeterinaryMedicine,NorthGrafton,MassachusettsDepartmentofPediatricsandChildHealth,MulagoHospital,MakerereUniversityMedicalSchool,Kampala,UgandaDepartmentofMicrobiology,TulaneRegionalPrimateResearchCenter,Covington,LouisianaABSTRACTEnterocytozoonbie...
医源资料库;在线期刊;微生物临床杂志;2005年第43卷第1期房颤药物治疗进展
...而增加,50~59岁为0.5%,80~89岁为9%KannelWBetal:AmJCardiol1998;82:2N-9N流行病学(二)Framingham研究随访38年,女性17.1‰,男性21.5‰发生心房颤动占内科住院病人的6%~7%心脏手术后发生率平均26.7%也是最常见的心律失常急...
医源资料库;医学文档库;心血管相关基于稀土材料催化化学发光法检测乙腈气体传感器的研究
...检测乙腈的气体传感器。研究结果表明,该传感器具有较高灵敏度和较强的选择性。在温度175℃,波长490nm条件下,其催化化学发光强度与乙腈浓度在一定范围内呈良好的线性关系,线性范围为2.9~290.0mg/m3(r=0.9955);检出限为1mg/m3。该传...
药品天地;专业药学;实验技术;色谱技术;色谱分析实例AssessmentofBand-BasedSimilarityCoefficientsforAutomaticTypeandSubtypeClassificationofMicrobialIsolatesAnalyzedbyPulsed-FieldGelElectrophore
BiomathematicsGroupLaboratoryofMolecularGenetics,InstitutodeTecnologiaQuímicaeBiologica,UniversidadeNovadeLisboa,Oeiras,PortugalLaboratoryofMicrobiology,TheRockefellerUniversity,NewYork,NewYorkDepartmentBiostatistics,Bioinformatics,andEpidemiology,MedicalUniversitySouthCarolina,Charleston,SouthCaro...
医源资料库;在线期刊;微生物临床杂志;2005年第43卷第11期Voltage-gatedCa2+entryandryanodinereceptorCa2+-inducedCa2+releaseinpreglomerulararterioles
【摘要】Wehavepreviouslyshownthatinafferentarterioles,angiotensinII(ANGII)involvesactivationoftheinositoltrisphosphatereceptor(IP3R),activationofadeninediphosphoribose(ADPR)cyclase,andamplificationoftheinitialIP3R-stimulatedreleaseofcytosolicCa2+([Ca2+]i)fromthesarcoplasmicreticulum(SR)(FellnerS...
医源资料库;在线期刊;美国生理学杂志;2007年第290卷第5期癌症疫苗迎来转机:安进默沙东合作开发癌症免疫鸡尾酒T-vec/Keytruda
...为肿瘤检出和预后判断的新的生物学指标。肿瘤细胞通过高表达PD-L1分子,与T细胞上的受体PD-1结合,传递负调控信号,导致肿瘤抗原特异性T细胞的诱导凋亡和免疫无能,使肿瘤细胞逃避机体的免疫监控和杀伤。鉴于PD-1/PD-L1信号...
行业资讯;临床快报;肿瘤相关TheRoleofThr139intheHumanImmunodeficiencyVirusType1ReverseTranscriptaseSensitivityto(+)-CalanolideA
RegaInstituteforMedicalResearch,KatholiekeUniversiteitLeuven,Leuven,Belgium(J.A.,E.D.C.,J.B.)DepartmentofPharmacology,UniversityofAlcale?Alcale?deHenares,Spain(F.R.-B.,F.G.)DepartmentofExperimentalMedicine,UniversityofRome“TorVergata“,Rome,Italy(F.C.-S.,C.-F.P.)InstitutodeQue猰icaMeedica,Consej...
医源资料库;在线期刊;分子药理学杂志;2006年第68卷第3期RegulationoftheenergysensorAMP-activatedproteinkinasebyantigenreceptorandCa2+inTlymphocytes
1DivisionofCellBiologyandImmunology2DivisionofMolecularPhysiology,SchoolofLifeSciences,UniversityofDundee,DundeeDD15EH,Scotland,UnitedKingdomTheadenosinemonophosphate(AMP)–activatedproteinkinase(AMPK)hasacrucialroleinmaintainingcellularenergyhomeostasis.ThisstudyshowsthathumanandmouseTlymphocytese...
医源资料库;在线期刊;实验医学杂志;2006年第203卷第7期MolecularEpidemiologyofCalicivirusesDetectedinSporadicandOutbreakCasesofGastroenteritisinFrancefromDecember1998toFebruary2004
LaboratoiredeVirologieandCNRdesVirusEnteriques,EA562,CHUdeDijonandUFRsMedecine-Pharmacie,DijonLaboratoiredeMicrobiologie,IFREMER,NantesInstitutNationaldeVeilleSanitaire,ParisInstitutNationaldelaSanteetdelaRechercheMedicaleUniteU444,Paris,FranceABSTRACTWecompiledsequenceandepidemiologicaldatafrom172c...
医源资料库;在线期刊;微生物临床杂志;2005年第43卷第9期