
BA.STP20ispartofBBI"sAnti-BiotinGoldConjugatefamilywhichincludeAnti-biotinantibodiesorStreptavidinconjugatedtoBBIgoldnanoparticlesforuseinthedetectionofbiotinylatedMarkers.
StreptavidinusedtoproduceBA.STP20andBA.STP40isa55kDabacterialproteinisolatedfromStreptomycesavidinii.EachmoleculeofStreptavidintheoreticallypossessesfouridenticalsubunitscontainingabiotin-bindingsitewhichareco-operativeinnature.
Suitableforuseinlateralflowdevices,thestreptavADInispassivelycoupledtocitratecappedgoldnanoparticlesandblockedwithbovineserumalbumin(BSA).
TheconjugateissUSPendedinalowmolaritybuffer2mMsodiumphosphatepH7.2containing0.095%SodiumAzideaspreservative.Thisbufferwillmaintaintheactivityofthestreptavadinattachedtothesurfaceofthegoldcolloid,withoutcausingparticleaggregation,andcaneasilybesubstitutedforacustomersbufferofchoicefortheirassay.
Thisproductcanbepurchasedonlinein5mlvolumesatOD10.Forlargervolumes,pleasediscussyourrequirementswithoursalesteam.
CustomisedconcentrationsofconjugatestoanODotherthanOD10arealsoavailablebyrequest