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当前位置: 首页 > 产品中心 > Fluorescent_dyes > AAT Bioquest/Annexin V-iFluor™700共轭/20077/100试验
商品详细AAT Bioquest/Annexin V-iFluor™700共轭/20077/100试验
AAT Bioquest/Annexin V-iFluor™700共轭/20077/100试验
AAT Bioquest/Annexin V-iFluor™700共轭/20077/100试验
商品编号: 20077
品牌: aatbio
市场价: ¥56560.00
美元价: 33936.00
产地: 美国(厂家直采)
公司:
产品分类: 荧光染料
公司分类: Fluorescent_dyes
联系Q Q: 3392242852
电话号码: 4000-520-616
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商品介绍
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Ex/Em(nm)690/716
MWN/A
CAS#N/A
SolventWater
StorageF/D/L
CategoryCellAnalysis
CellApoptosis
RelatedApoptosisandCytotoxicity
BiochemicalAssays
Annexinsareafamilyofproteinsthatbindtophospholipidmembranesinthepresenceofcalcium.AnnexinVisavaluabletoolforstudyingcellapoptosis.Itisusedasaprobetodetectcellswhichhaveexpressedphosphatidylserineonthecellsurface,afeaturefoundinapoptosisaswellasotherformsofcelldeath.ThereareavarietyofparametersthatcanbeusedformonitoringcellviABIlity.AnnexinV-dyeconjugatesarewidelyusedtomonitorcellapoptosisthroughmeasuringthetranslocationofphosphatidylserine(PS).Inapoptosis,PSistransferredtotheouterleafletoftheplasmamembrane.Theappearanceofphosphatidylserineonthecellsurfaceisauniversalindicatoroftheinitial/intermediatestagesofcellapoptosisandcanbedetectedbeforemorphologicalchangescanbeobserved.ThisfluorescentAnnexinVconjugatehasspectralpropertiessimilartoAlexaFluor®700(AlexaFluor®700isthetrademarkofInvitrogen).
SpectrumAdvancedSpectrumViewer

Sorry,yourbrowserdoesnotsupportinlineSVG.RelativeIntensity(%)100806040200Sorry,yourbrowserdoesnotsupportinlineSVG.
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Thisprotocolonlyprovidesaguideline,andshouldbemodifiedaccordingtoyourspecificneeds.

1.PrepareandincubatecellswithAnnexinVconjugates:

1.1   PrepareAnnexinV-bindingassaybuffer:10mMHEPES,140mMNaCl,and2.5mMCaCl2,pH7.4.

1.2   Treatcellswithtestcompoundsforadesiredperiodoftime(4-6hoursforJurkatcellstreatedwithstaurosporine)toinduceapoptosis.

1.3   Centrifugethecellstoget1-5×105cells/tube.

1.4   ResUSPendcellsin200μLofAnnexinV-bindingassaybuffer(fromStep1.1).

1.5   Add2μLofAnnexinVconjugateintothecells.

Optional:AddadeadcellstainsuchasPropidiumIodideintothecellsfornecrosiscells.

1.6   Incubateatroomtemperaturefor30to60minutes,protectedfromlight.

1.7   Add300μLofAnnexinV-bindingassaybuffer(fromStep1.1)toincreasevolumebeforeanalyzingthecellswithaflowcytometerorfluorescencemicroscope(seeStep1.8below).

1.8   Monitorthefluorescenceintensitybyusingaflowcytometerorafluorescencemicroscope(SeeStep2or3below).

2.Analyzebyusingaflowcytometer:

QuantifyAnnexinVconjugatesbindingbyusingaflowcytometerwithappropriatedfilters.

Note:AnnexinVbindingflowcytometricanalysisonadherentcellsisnotroutinelytestedsincespecificmembranedamagemayoccurduringcelldetachmentorharvesting.However,methodsforutilizingAnnexinVforflowcytometryonadherentcelltypeshavebeenpreviouslyreportedbyCasiola-Rosenetal.andvanEngelendetal(seeRefs1and2).

 

3.Analyzebyusingafluorescencemicroscope:

3.1   PipettethecellsuspensionfromStep1.6,rinse1-2timeswithAnnexinV-bindingassaybuffer(fromStep1.1),andthenresuspendthecellswiththeAnnexinV-bindingassaybuffer(fromStep1.1).Addthecellsonaglassslidethatiscoveredwithaglasscoverslip.

Note:Foradherentcells,itisrecommendedtogrowthecellsdirectlyonacoverslip.AfterincubationwithAnnexinVconjugate(Step1.6),rinse1-2timeswithAnnexinV-bindingassaybuffer(fromStep1.1),andaddAnnexinV-bindingassaybuffer(fromStep1.1)backtothecoverslip.Invertcoversliponaglassslideandvisualizethecells.Thecellscanalsobefixedin2%formaldehydeaftertheincubationwithAnnexinVconjugateandvisualizedunderamicroscope.

3.2   AnalyzetheapoptoticcellswithAnnexinVconjugateunderafluorescencemicroscopewithappropriatedfilters.

References&Citations
CitationExplorer

Resources-ApplicationNotesPhenotypicandEpigeneticMechanismofActionDeterminationsofHistoneMethylaseandDemethylaseInhibitorsusingDigitalWidefieldMicroscopy
Authors:BradLarson,PeterBanks
Journal:ExperimentalBIOLOGy(2017)

TargetedMagneticIntra-LysosomalHyperthermiaproduceslysosomalreactiveoxygenspeciesandcausesCaspase-1dependentcelldeath
Authors:PascalClerc,PaulineJeanjean,NicolasHalalli,MichelGougeon,BernardPipy,JulianCarrey,DanielFourmy,VéroniqueGigoux
Journal:JournalofControlledRelease(2017)


品牌介绍
美国AAT Bioquest Inc.(前身是ABD Bioquest,Inc.)是一家为从事生命科学研究、诊断研发及药物开发的科学家研发、生产和销售生物分析研究试剂和试剂盒的公司。公司致力于光谱学检测领域,包括吸收(颜色)、荧光和发光技术。AAT Bioquest的产品帮助全世界的科学家和生物医药研究者更好的了解生物化学、免疫学、细胞生物学和分子生物学等领域。AAT Bioquest会不断研发新产品,快速地丰富各个领域的产品。 1)提供反应探针和发光探针,生物素和端粒酶能够应用于标记药物小分子和生物聚合物,如蛋白、核酸以及其他碳水化合物; 2)研究并生产荧光和发光探针用于检测蛋白,核酸和活细胞; 3)不断推出新型的荧光和发光探针用于检测多种酶,特别是检测水解酶和氧化还原酶类; 4)致力于开发用于信号转导研究的试剂; 5)提供生理和神经探针,特别是钙离子指示剂和膜电位探针。
品牌分类
淋巴细胞信号传导 GPCR抗体 羰基活性生物素 细胞代谢 胺反应生物素 链霉亲和素结合物 生物素化抗IgGs 乙酰基特异性抗体 细胞骨架抗体
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