NephrinELISA | |
Manufacturer/Trade: | Exocell/NephrinELISA |
CatalogueNumbers: | 1019 |
Methodology: | CompetitiveELISA |
SummaryofProcedure: | NephrinELISAisanindirectcompetitiveELISAdesignedtomeasurenephrininurinespecimensofrodentorhumanorigin.Nephrin,atransmembraneproteinexpressedinepithelialcells(podocytes)oftherenalglomerulus,regulatespassageofplasmaproteinsacrosstheglomerularfiltrationbarrierandmaybeshedintotheurineindiseasesaffectingtheglomerulussuchasdiabetesmellitus. Tocompletetheassay,standardorsamplecontainingnephrininthesolublephaseisaddedtomicrotiterwellsthatcontainnephrinantigenimmobilizedontothesolidphase,andtowhichrabbitanti-nephrinantibodyisaddedinthefluidphase.Theantibodybindstoeithertheimmobilizednephrinorthesolublenephrin,whichcompeteforthisbinding.Afteraonehourincubationatroomtemperature,theplatesarewashedandagoatanti-rabbit–HRPconjugateisusedtodetectboundantibody.Platesarewashedandonlytheantibodyconjugateboundtothestationaryphaseantigenremainsinthewell,whichisdetectedwithachromogenicreaction.Colorintensityisinverselyproportionaltotheconcentrationofnephrininthefluidphase.Concentrationsinexperimentalsamplesaredeterminedfromastandardcurve. |
SpecimenRequired: | Urine,100uL |
AssayRange: | 0.031-2.0ug/ml |
Precision: | IntraassayandinterassayprecisionforsamplesintheusefulrangehaveCVs<10% of the mean |
Specificity: | Rabbitanti-nephrinantibodyreactswithseveralmammalianspeciesincludingrodentandhuman |
©2012ExocellInc. |