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Biotium/CF488A Annexin V and 7-AAD Apoptosis Kit/30060/100-assays

Thiskitcontains CF488A-AnnexinVtostainapoptoticcells,and7-AADtostainnecroticcells.

ThiskitcontainsCF™488AAnnexinVforstainingapoptoticcellsgreen,and7-AADforstainingnecroticcellswithfar-redfluorescence,fordetectionbyflowcytometryorfluorescencemicroscopy.

Phosphatidylserine(PS)istranslocatedfromtheinnertotheoutersurfaceofapoptoticcellsforphagocyticcellrecognition.Thehumananticoagulant,AnnexinV,isa35kDaCa2-dependentphospholipidproteinwithahighaffinityforPS.AnnexinVlabeledwithCF™488A(Abs/Em=490/515nm)canidentifyapoptoticcellsingreenbybindingtoPSexposedontheouterleaflet.OurCF™488Adyeissuperiortofluorescein/FITCasitisnotaffectedbypHandhasmuchbetterphotostABIlity.

7-AADisamembrane-impermeantnucleicaciddyethatisexcludedbylivecells,butstainsnecroticcellsandlateapoptoticcells.7-AAD(Abs/EmwithDNA=543/655nm)emitsinthefar-redspectrumandcanbewellseparatedfromCF™488Aandothergreenemittingdyesusingthe488nmlineofaflowcytometer.

References

  1. PLOSONE(2016),http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0155450
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