Description | Thecapsaicinreceptor(VR1,TRPV1)isaligand-activatednon-selectivecalciumpermeantcationchannelinvolvedindetectionofnoxiouschemicalandthermalstimuli.Thereceptorseemstomediateprotoninfluxandmaybeinvolvedinintracellularacidosisinnociceptiveneurons.Itisinvolvedinmediationofinflammatorypainandhyperalgesia.Sensitizedbyaphosphatidylinositolsecondmessengersystemactivatedbyreceptortyrosinekinases,whichinvolvesPKCisozymesandPCL.Activationbyvanilloids,likecapsaicin,andtemperatureshigherthan42degreesCelsius,exhibitsatime-andCa2+-dependentoutwardrectification,followedbyalong-lastingrefractorystate.MildextracellularacidicpH(6.5)potentiateschannelactivationbynoxiousheatandvanilloids,whereasacidicconditions(pHlessthan6)directlyactivatethechannel.Canbeactivatedbyendogenouscompounds,including12-hydroperoxytetraenoicacidandbradykinin.ActsasionotropicendocannABInoidreceptorwithcentralneuromodulatoryeffects.Triggersaformoflong-termdepression(TRPV1-LTD)mediatedbytheendocannabinoidanandamineinthehippocampusandnucleusaccumbensbyaffectingAMPAreceptorsendocytosis(Ref:uniprot.org). |
Unitsize | 100µg |
Antigen | Asyntheticpeptide(C-GSLKPEDAEVFKDSMVPGEK)asapartoftheC-terminalratVR1protein(aa:819-838)hasbeenusedastheimmunogen. |
Sequence | C-GSLKPEDAEVFKDSMVPGEK;aa819-838ratVR1 |
AntigenLocation | C-terminal |
AntigenLength | 20aminoacids |
AntibodyType | MousemonoclonalIgG |
Isotype | IgG2b,k-lightchain |
Clone | BS397 |
OtherNames | VR1;TransientreceptorpotentialcationchannelsubfamilyVmember1;TrpV1;osm-9-likeTRPchannel1;OTRPC1;Vanilloidreceptor1;Capsaicinreceptor;VR-1 |
Accession | Uniprot:O35433;TRPV1_RAT |
Producedin | Mouse |
MolecularWeight | Monomer90-100kDainmousebrainextracts;dimer180-200kDacanbeobservedundersomeconditions |
Purity | ProteinGpurifiedmouseimmunoglobulin |
Applications | FlowCytometry:2µg/10^6cells. Westernblotting:0.5-2µg/mL,SDS-PAGEonBis-Trisgel4-12%,5%beta-mercaptoethanol,primaryantibodyO/Nincubationin5%skimmilk/TBST.Secondaryisanti-mouse-HRP,1/6000dilution,2hatroomtemperature.BlotdevelopedonLI-COR®C-DiGit®lotScanner. IHC:FrozenorPEGembeddedtissuestested(PEGembedding,seeKlosenPetal(1993)JHistochemCytochem.41(3):455-63).Conditionstested:1-10µg/mLinPBS,48hours,followedbydetectionviadirectlyconjugatedfluorescentanti-mousesecondary.Antibodynotyettestedonparaffinembeddedsections.Otherimmunohistochemistrymethodsnotyettestedbutareexpectedtobereactive. ICC:4%formaldehydefixedcellstested;requirespermeabilizationstepasantigenepitopeisintracellular.Suggestedprimaryantibodyconcentration:1-2µg/mL. Biosensisrecommendsoptimaldilutions/concentrationsshouldbedeterminedbytheenduser. |
Specificity | Antibodyisspecificforrat/mouseVR1proteininwesternsandimmunofluorescentimmunohistochemistryonmousePEGfixedDRGtissues.Pre-absorptionwithimmunogenobliteratespositivestaining.Crossreactivitywithothernon-VR1proteinsisminimal;crossreactivitywithVR1fromotherspeciesnotyettested. |
SpeciesAgainst | Rat/mouse,otherspeciesnotyettested |
AntibodyAgainst | RatVR1 |
Cross-reactivity | ThisantibodycloneisknowntoreactwithratandmouseTrpV1.Itispredictedtoreactwithguineapigduetosequencehomology. |
Form | LyophilizedfromPBS,pH7.4with3%trehalose. |
Appearance | Drypowder |
Reconstitution | Reconstitutein100µLofsterilewater.Centrifugetoremoveanyinsolublematerial.Finalbuffercontainsnopreservativesbutwillcontain3%trehaloseandbuffersalts. |
Storage | Afterreconstitutiondivideintoaliquotsandstoreat-20ºCforahigherstability.Antibodycontainsnopreservatives.Storageat4ºCwithanappropriateantibacterialagent.USESterilemethods.HighestpurityGlycerol(1:1)maybeaddedforanadditionalstabilitywhenstoredatrefrigeratedorfreezingtemperatures.Avoidrepetitivefreeze/thawcycles. |
ExpiryDate | 12monthsafterpurchaseifunopened. |
GeneralReferences | PengH.Y.(2008)TRPV1mediatestheuterinecapsaicin-inducedNMDANR2B-dependentcross-organreflexsensitizationinanesthetizedrats.AmJPhysiolRenalPhysiol.Nov;295(5):F1324-35. |
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