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            當前位置 : Millipore >>> Millipore/17-462 | Phospho-EGFR (Tyr1068) STAR Assay ELISA Kit/17-462/96 assays
            Millipore/17-462 | Phospho-EGFR (Tyr1068) STAR Assay ELISA Kit/17-462/96 assays
            • Millipore/17-462 | Phospho-EGFR (Tyr1068) STAR Assay ELISA Kit/17-462/96 assays

            Millipore/17-462 | Phospho-EGFR (Tyr1068) STAR Assay ELISA Kit/17-462/96 assays

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            貨號: 17-462
            品牌: Millipore
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              • Description
                CatalogueNumber17-462
                BrandFamilyUpstate
                TradeName
                • STAR
                • Upstate
                DescriptionPhospho-EGFR(Tyr1068)STARAssayELISAKit
                AlternateNames
                • Epidermalgrowthfactorreceptor
                • Proto-oncogenec-ErbB-1
                • Receptortyrosine-proteinkinaseerbB-1
                • EGFReceptor
                • EGFR
                • ERBB
                • ERBB2
                BackgroundInformationI.TESTPRINCIPLE
                TheUPSTATE?colorimetricSTAR(SignalTransductionAssayReaction)ELISAkitisasolidphasesandwichenzymelinkedimmunosorbentassaythatprovidesafast,sensitivemethodtodetectspecificlevelsofsignalingtargetsinwholecellextracts.TheEGFRplateiscoatedwithaspecificmousemonoclonalEGFRcaptureantibody.SamplelysateorthestandardincludedinthekitareincubatedinthemicrowellsallowingEGFRantigentobecaptured.Theplateisthenwashedtoremoveanyunboundnon-specificmaterial.Aspecificrabbitanti-phospho-EGFRantibodyisaddedtodetectthecapturedphosphorylaterEGFR(Tyr1068)ontheplatewell.TheunbounddetectionantibodyiswashedawayfollowedbyincubationwithanHRP-conjugatedanti-rabbitantibody.AftertheadditionofTMBsubstrateandstopsolutiontheabsorbanceismeasuredat450nmusingaplatereader.Thisallowsforasensitiveenzymaticdetectionofthesample.
                Theentireassaytakeslessthan5hourstocompletewithminimalhands-ontime.Manyofthereagentsaresuppliedinready-touseformulationsforeaseofuse.ThekitalsoincludesastandardthatisrunasbothapositivecontrolandtogenerateastandardcurveforphosphorylatedEGFR(Tyr1068)measurement.

                II.EGFRBACKGROUND

                Epidermalgrowthfactorreceptor(EGFR)isareceptortyrosinekinasethatplaysakeyroleintheregulationofessentialnormalcellularprocessesandinthepathophysiologyofhyperproliferativediseasessuchascancer.EGFRisareceptortyrosinekinaseknowntobeessentialformediationofbothproliferativeandsurvivalsignalstocells.ActivationoftheEGFRsignalingpathwayhasbeenlinkedwithincreasedcellproliferation,angiogenesis,metastasis,anddecreasedapoptosis.EGFRisfoundinmostsolidtumorsanditsautophosphorylationactivatestheintrinsickinaseactivitytowardheterologoussubstrates,aswellascreatingdockingsitesforadapterproteinsformultipleadapterproteinstobindandnucleatesignalingcomplexesthatactivatetheRas,PI3Kinase,andPLCpathways.ManyoftheEGFRmutationsaredirectlyrelatedtovariousdiseasesandarethetargetofnumerousdrugs.Forinstance,theaminoacidsubstitutionL858RisoneofseveralheterozygousmutationsthathavebeenidentifiedinNon-Small-CellLungCancer(NSCLC)patientswhohaveclinicalresponsestotheEGFRinhibitorIressa?.ThereissomeevidencethatthesemutationsresultinelevatedactivityandenhancedsensitivitytoIressa?.InpatientswithtumorsbearingIressa?-sensitivemutations,resistantsubclonescontaininganadditionalEGFRmutation,T790M,emergeinthepresenceofthedrug.IthasbeenshownexperimentallythattheT790Mmutationleadstohigh-levelfunctionalresistancetoIressa?.InpatientswithtumorsbearingIressa?-sensitivemutations(eg.L858R,L861Q),resistantsubclonescontainingtheT790Mmutationemergeinthepresenceofthedrug.
                MaterialsRequiredbutNotDelivered1.Multi-channelorrepeatingPipettes
                2.Plateshaker(optional)
                3.Pipettorsandtipscapableofaccuratelymeasuring1-1000μL
                4.GraduatedSEROlogicalpipettes
                5.96-wellmicrotiterPlateReaderwith450nmfilter
                6.Graphingsoftwareforplottingdataorgraphpaperformanualplottingofdata
                7.Microfugetubesforstandardandsampledilutions
                8.Mechanicalvortex
                9.1litercontainer
                10.Distilledordeionizedwater
                ProductInformation
                Components
                • CapturePlatepre-coatedwithanti-humanEGFRantibody:(PartNo.17-462A)Onepre-coated96-stripwellimmunoplatesealedinafoilpouch.
                • Anti-EGFR(Tyr1068)detectionantibody:(PartNo.17-462B)Onebottle(11mL)ofanti-EGFR(Tyr1068)detectionantibodycontainingsodiumazide,readytouse.
                • ELISADiluent:(PartNo.17-462C)Onebottle(25mL)ofELISADiluentcontainingsodiumazide,readytouse.
                • 25XELISAWashBuffer:(PartNo.17-462D)Onebottle(50mL)of25XELISAWashBuffer.
                • Anti-RabbitIgGHRPconjugate:(PartNo.17-462E)Onevial(125?L)of100Xanti-rabbitHRPconjugate.
                • HRPDiluent:(PartNo.17-462F)Onebottle(25mL)ofHRPDiluent.
                • TMBSolution:(PartNo.17-462G)Onebottle(25mL)ofstABIlizedtetramethylbenzidine(TMB),readytouse.
                • StopSolution:(PartNo.17-462H)Onebottle(25mL)ofstopsolution,readytouse.
                • PhosphorylatedEGFR(Tyr1068)Standard:(PartNo.17-462I)TwovialsofphosphorylatedEGFR(Tyr1068)standard,lyophilized.
                • PlateCovers:Twoplatecovers.
                DetectionmethodChromogenic
                StorageandShippingInformation
                StorageConditionsMaintaintheunopenedkitat2-8°Cuntilexpirationdate.
                Applications
                ApplicationThisPhospho-EGFR(Tyr1068)STARAssayELISAKitisusedtomeasure&quantifyEGFRlevels.
                KeyApplications
                • ELISA
                BIOLOGicalInformation
                SpeciesReactivity
                • Human
                AnalytesAvailable
                • EGFR
                EntrezGeneNumber
                GeneSymbol
                • EGFR
                • ERBB1
                • ERBB
                • mENA
                Modifications
                • Phosphorylation
                UniProtNumber
                UniProtSummaryFUNCTION:SwissProt:P00533#Isoform2/truncatedisoformmayactasanantagoNIST.
                SIZE:1210aminoacids;134277Da
                SUBUNIT:BindsRIPK1.CBLinteractswiththeautophosphorylatedC-terminaltailoftheEGFreceptor.PartofacomplexwithERBB2andeitherPIK3C2AorPIK3C2B.TheautophosphorylatedforminteractswithPIK3C2B,maybeindirectly.InteractswithPELP1.
                SUBCELLULARLOCATION:Cellmembrane;Single-passtypeImembraneprotein.&Isoform2:Secreted.
                TISSUESPECIFICITY:Expressedinplacenta.Isoform2isalsoexpressedinovariancancers.
                PTM:PhosphorylationofSer-695ispartialandoccursonlyifThr-693isphosphorylated.&MonoubiquitinatedandpolyubiquitinateduponEGFstimulation;whichdoesnotaffecttyrosinekinaseactivityorsignalingcapacitybutmayplayaroleinlysosomaltargeting.Polyubiquitinlinkageismainlythrough"Lys-63",butlinkagethrough"Lys-48","Lys-11"and"Lys-29"alsooccur.DISEASE:SwissProt:P00533#DefectsinEGFRareassociatedwithlungcancer[MIM:211980].
                SIMILARITY:SwissProt:P00533##Belongstotheproteinkinasesuperfamily.Tyrproteinkinasefamily.EGFreceptorsubfamily.&Contains1proteinkinasedomain.
                MISCELLANEOUS:BindingofEGFtothereceptorleadstodimerization,internalizationoftheEGF-receptorcomplex,inductionofthetyrosinekinaseactivity,stimulationofcellDNAsynthesis,andcellproliferation.
                PhysicochemicalInformation
                Sensitivity
                • Sensitivity:1unit/mL
                  RangeofDetection:1.6to100units/mL
                Dimensions
                MaterialsInformation
                MaterialsInformation
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