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Usbio/152988 Proprotein Convertase Subtilisin/Kexin Type 9 (PCSK9) BioAssay™ ELISA Kit (Rat)/152988/96Tests
ProproteinConvertaseSubtilisin/KexinType9(PCSK9)BioAssay™ELISAKit(Rat)isaSandwichenzymeimmunoassay.Themicrotiterplateprovidedinthiskithasbeenpre-coatedwithanantibodyspecifictoProproteinConvertaseSubtilisin/KexinType9(PCSK9).Standardsorsamplesarethenaddedtotheappropriatemicrotiterplatewellswithabiotin-conjugatedantibodyspecifictoProproteinConvertaseSubtilisin/KexinType9(PCSK9).Next,AvidinconjugatedtoHorserADIshPeroxidase(HRP)isaddedtoeachmicroplatewellandincubated.AfterTMBsubstratesolutionisadded,onlythosewellsthatcontainProproteinConvertaseSubtilisin/KexinType9(PCSK9),biotin-conjugatedantibodyandenzyme-conjugatedAvidinwillexhibitachangeincolor.Theenzyme-substratereactionisterminatedbytheadditionofsulphuricacidsolutionandthecolorchangeismeasuredspectrophotometricallyatawavelengthof450nm±10nm.TheconcentrationofProproteinConvertaseSubtilisin/KexinType9(PCSK9)inthesamplesisthendeterminedbycomparingtheO.D.ofthesamplestothestandardcurve.