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当前位置: 首页 > 产品中心 > Fluorescent_dyes > AAT Bioquest/Cell Meter™ Live Cell Caspase 3/7 and Phosphatidylserine Detection Kit *Triple Fluorescence Colors*/22850
商品详细AAT Bioquest/Cell Meter™ Live Cell Caspase 3/7 and Phosphatidylserine Detection Kit *Triple Fluorescence Colors*/22850
AAT Bioquest/Cell Meter™ Live Cell Caspase 3/7 and Phosphatidylserine Detection Kit *Triple Fluorescence Colors*/22850
AAT Bioquest/Cell Meter™ Live Cell Caspase 3/7 and Phosphatidylserine Detection Kit *Triple Fluorescence Colors*/22850
商品编号: 22850
品牌: aatbio
市场价: ¥85560.00
美元价: 51336.00
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
电子邮箱: info@ebiomall.com
商品介绍
Overview
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Ex/Em(nm)None/None
MWN/A
CAS#N/A
SolventN/A
StorageF/D/L
CategoryCellAnalysis
CellCytotoxicity
RelatedApoptosisandCytotoxicity
CellApoptosis
BiochemicalAssays
OurCellMeter™assaykitsareasetoftoolsformonitoringcellularfunctions.Intheprocessofapoptosis,oneofkeyeventsistheactivationofcaspases.Theactivationofcaspase3/7isanimportantfortheinitiationofapoptosis.Ithasbeenproventhatcaspase3/7hassubstrateselectivityforthepeptidesequenceAsp-Glu-Val-Asp(DEVD).ThiskitusesSR-DEVD-FMKasafluorescentindicatortodetectcaspase3/7activities.SR-DEVD-FMKiscellpermeableandnontoxic,onceboundtocaspases,thefluorescentreagentisretainedinsidethecell.Thebindingeventpreventsthecaspasesfromfurthercatalysisbutwillnotstopapoptosisfromproceeding.SR-DEVD-FMKisaredlabelreagentwithEx/Em=550/595nm.Annexinsareafamilyofproteinsthatbindtophospholipidmembranesinthepresenceofcalcium.AnnexinVisusedtodetectapoptoticcellsthatexpressphosphatidylserine(PS)onthecellsurface.TheappearanceofPSonthecellsurfaceisauniversalindicatoroftheinitial/intermediatestagesofcellapoptosis.AnnexinV-dyeconjugatesmonitorcellapoptosisthroughmeasuringthetranslocationofPS.TheAnnexinV-iFluor488™usedinthiskitisagreenlabelingreagent,withEx/Em=490/525nm.ThekitisdesignedtodetectapoptosisbysimultaneouslymonitoringCaspase3/7andAnnexinVactivitiesinmammaliancells.ThekitalsoprovidesaHoechstdyeforlabelingthenucleusofthewholepopulationofthecells,andpropidiumiodidedyeforstainingnecrosiscells.Thiskitisapplicableforfluorescencemicroscope,flowcytometer,andfluorescencemicroplatereader.Thekitprovidesalltheessentialcomponentswithanoptimizedassayprotocol.

Thisprotocolonlyprovidesaguideline,andshouldbemodifiedaccordingtoyourspecificneeds.

1.      Culturecellstoadensityoptimalforapoptosisinductionaccordingtoyourspecificinductionprotocol,butnottoexceed2x106cells/mL(ornottoexceed3x105cells/100μL/wellina96-wellblackclear-bottomplate).Atthesametime,cultureanon-inducednegativecontrolcellpopulationatthesamedensityastheinducedpopulationforeverylabelingcondition. Hereareafewexamplesfor inducingapoptosisinsUSPensionculture:

 

1)TreatingJurkatcellswith2μg/mlcamptothecinfor3hours.

2)TreatingJurkatcellswith1μMstaurosporinefor3hours.

3)TreatingHL-60cellswith4μg/mlcamptothecinfor4hours.

4)TreatingHL-60cellswith1μMstaurosporinefor4hours.

 

Note:Eachcelllineshouldbeevaluatedonanindividualbasistodeterminetheoptimalcelldensityforapoptosisinduction.Foradherentcells,use2-3x104cells/welltostart.

 

2.      Make150XTF3-DEVD-FMKDMSOstocksolutionbyadding200μLofDMSOtothevialofTF3-DEVD-FMK(ComponentA).

 

3.      AddTF3-DEVD-FMKata1:150ratioand/orAnnexinV-iFluor488™(ComponentB)at1:100ratiointoeachwell,incubatethecellsina37°C,5%CO2incubatorfor1hour.

 

Note1:Thecellscanbeconcentratedupto~5X106cells/mLforTF3-DEVD-FMKlabeling.Theunused150XTF3-DEVD-FMKDMSOstocksolutionshouldbedividedassingleusealiquotandstoredat-20°C.

Note2:Foradherentcells,gentlyliftthecellswith0.5mMEDTAtokeepthecellsintact,andwashthecellsoncewithserum-containingmediapriortoincubationwithTF3-DEVD-FMK.

Note3:AnnexinVflowcytometricanalysisonadherentcellsisnotroutinelytestedsincespecificmembranedamagemayoccurduringcelldetachmentorharvesting.However,methodsforutilizingAnnexinVforflowcytometryonadherentcelltypeshavebeenpreviouslyreportedbyCasiola-Rosenetal.andvanEngelendetal(seeRefs1and2).

Note4:Theappropriateincubationtimedependsontheindividualcelltypeandcellconcentrationused.Optimizetheincubationtimeforeachexperiment.

 

4.      Ifdesired,labelthecellswithaDNAstain(suchasHoechstforwholepopulationofthecellnucleusstain,orpropidiumiodidefordeadcellsifthecellslabelwithAnnexinV-iFluor488™only).

 

5.      Spindownthecellsat~200gfor2minutes,andwashcellswithandwashcellswith1mL(or200μL/wellifusing96-wellplate)washbuffer(ComponentE)twice.Resuspendthecellsindesiredamountofwashingbuffer.

Note1:TF3-DEVD-FMKand AnnexinV-iFluor488™ arefluorescent,thusitisimportanttowashoutanyunboundreagenttoeliminatethebackground.

Note2:Fordetachedcells,theconcentrationofcellsshouldbeadjustedto2-5X105cells/100μLaliquotpermicrotiterplatewellforuseinstep6.

 

6.      Monitorthefluorescenceintensitybyfluorescencemicroscopy,flowcytometer,orfluorescentmicroplatereaderatEx/Em=550/595nmforTF3-DEVD-FMK,490/525forAnnexinV-iFluor488™,350/461nmforHoechststain,and535/635forpropidiumiodide.

 

6.1   Forflowcytometry,monitorthefluorescenceintensityusingtheFL1channelforAnnexinV-iFluor488™,FL2channelforTF3-DEVD-FMK.Gateonthecellsofinterest,excludingdebris.

 

6.2   Forfluorescencemicroscopyandfluorescentmicroplatereader.Place100μLofthecellsuspensionsintoeachofwellsofa96-wellblackmicrotiterplate. 

Note: Ifitisnecessarytoequilibratethecellconcentrations,adjustthesuspensionvolumefortheinducedcellstoapproximatethecelldensityofthenon-inducedpopulation. Thisadjustmentstepisoptionalifyourcelltreatmentdoesnotresultinadramaticlossinstimulatedcellpopulationnumbers.

 

6.3   ObservecellsunderafluorescencemicroscopeusingTRITCchannelforTF3-DEVD-FMK,and/orFITCchannelforAnnexinV-iFluor488™(TRITCchannelforpropidiumiodidestaining,DAPIchannelforHoechststaining)

 

6.4   MonitorthefluorescenceintensityusingEx/Em=490/525nm(cutoffat515nm)forTF3-DEVD-FMK,and/or550/595nm(cutoff575)forAnnexinV-iFluor488™ bottomreadmodeforafluorescentmicroplatereader.

References&Citations
CitationExplorer

Anthocyanin-richblackcurrantextractinhibitsproliferationoftheMCF10AhealthyhumanbreastepithelialcelllinethroughinductionofG0/G1arrestandapoptosis
Authors:NaokiNanashima,KayoHorie,MitsuruChiba,ManabuNakano,HayatoMaeda,ToshiyaNakamura
Journal:MolecularMedicineReports(2017):6134--6141

ClusterinsignalsviaApoER2/VLDLRandinducesmeiosisofmalegermcells
Authors:MuhammadAssadRiaz,AngelikaStammler,MareikeBorgers,LutzKonrad
Journal:AmericanJournalofTranslationalResearch(2017):1266

DetectingApoptosis,Autophagy,andNecrosis
Authors:JackColeman,RuiLiu,KathyWang,ArunKumar
Journal:ApoptosisMethodsinToxicology(2016):77--92


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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