Thisproductisfreezedried.Allwatermoleculeshavebeenremoved.
ThisantibodyisshippedwithitsantigenFREEofcharge!
- PeptideKDYPASTSQDSFEA(C),correspondingtoaminoacidresidues263-276ofhumanKV1.3(AccessionP22001).ExtracellularloopbetweendomainsS1andS2.
- WesternblotanalysisofhumanJurkatTcellleukemiacelllysate(lanes1and3)andmousebrainlysate(lanes2and4):1-2. Anti-KV1.3(KCNA3)(extracellular)-BiotinAntibody(#APC-101-B),(1:1000).
3-4.Anti-KV1.3(KCNA3)(extracellular)-BiotinAntibody,preincubatedwiththecontrolpeptideantigen.
- Immuno-colocalizationofKV1.3andKV1.5inmousecerebellumImmunohistochemicalstainingofmouseperfusion-fixedfrozenbrainsectionsusing Anti-KV1.3(KCNA3)(extracellular)-Biotin Antibody(#APC-101-B)(1:400),and Anti-KV1.5(KCNA5)-ATTO-550Antibody (#APC-004-AO),(1:60).A.KV1.3staining(green)isdetectedinBergmanngliasomaandprocessesinthemolecularlayer(Mol)(arrow).B.SamesectionshowsstainingforKV1.5(red).C.Mergeofthetwoimagessuggestsconsiderableco-localizationinthesomaofBergmannglia.Inthemolecularlayer,thedistributionofKV1.5isdiffuse,unlikethediscretestainingforKV1.3inglialprocesses.CellnucleiwerevisualizedwithDAPI(blue).
- CellsurfacedetectionofKV1.3inliveintacthumanJurkat Tcellleukemiacellline:___ Cells+Streptavidin-Alexa647.
___ Cells+ Anti-KV1.3(KCNA3)(extracellular)-BiotinAntibody(#APC-101-B),(1:10)+Streptavidin-Alexa647.Thecontrolantigenisnotsuitableforthisapplication.
- 1.Chandy,K.G.etal.(2001)Toxicon39,1269.
- 2.Koo,G.C.etal.(1997)J.Immunol.158,5120.
KV1.3belongstothe Shaker familyofvoltage-dependentK+ channels. Thechannel,encodedby KCNA3,iswidelyexpressedinthebrain,lungandosteoclastsandinseveralcell populationsofhematopoieticorigin.TheprominenceofKV1.3channelsinthesecells(particularlyinTlymphocytes)directedmuchresearch attention.ItwasfoundthatKV1.3isthemainchannelresponsIBLeformaintainingtherestingpotentialinquiescentcellsandregulatingthe Ca2+ signalingthatisindispensablefornormalTlymphocyteactivation.1,2 BasedonthecentralroleofKV1.3inregulatingtheinitiationofanimmuneresponse, thechannelhasbeenrecognizedasapotentialtargetforimmunosuppressantdrugs.1ThecentralroleofKV1.3inimmunesystemcellscreatedarealneedforaspecific antibodythatwouldbeabletoworkinflowcytometryapplications.
Anti-KV1.3(KCNA3)(extracellular)Antibody(#APC-101)isahighlyspecificantibodydirectedagainstanextracellularepitopeofthehumanprotein.Theantibodycanbeusedinwesternblot,immunohistochemistry,livecellimaging,andindirectflowcytometryapplications.IthasbeendesignedtorecognizeKV1.3potassiumchannelfromhuman,mouse,andratsamples.
Anti-KV1.3(KCNA3)(extracellular)-BiotinAntibody(#APC-101-B)isdirectlylabeledwithbiotin.StrepavidintaggedwithHRPorwithafluorescentprobecanthenbeusedtodetecttheprotein.Thebiotin/strepavidinsystemisidealforminimizingcross-reactivitywhensamespeciesantibodiesaresimultaneouslyused.Anti-KV1.3(KCNA3)(extracellular)-BiotinAntibody hasbeentestedinwesternblot,immunohistochemistryanddirectflowcytometryandisspeciallysuitedtoexperimentsrequiringsimultaneouslabelingofdifferentMarkers.