LyophilizedPowderLyophilizedPowder
Thisproductisfreezedried.Allwatermoleculeshavebeenremoved.
AntigenIncl.AntigenIncl.
ThisantibodyisshippedwithitsantigenFREEofcharge!
ShippedatRoomTemp.ShippedatRoomTemp.
Thislyophilizedproductisshippedatroomtemperature.Pleaseseeitscertificateofanalysisforfurtherstorageinstructions.
Type:Polyclonal
Source:Rabbit
Reactivity:h,m
Mayalsoworkin:r
ImmunogenPeptideKDSATNN(S)TEPWDGTTNESC,correspondingtoaminoacidresidues147-166ofhuman A2BAR(Accession P29275).2nd extracellularloop.
Accession(Uniprot)NumberP29275
GeneID136
PeptideconfirmationConfirmedbyaminoacidanalysisandmassspectrometry.
HomologyRat -14/19aminoacidresiduesidentical;mouse-13/19aminoacidresiduesidentical
PurityAffinitypurifiedonimmobilizedantigen.
FormulationLyophilizedpowder.Reconstitutedantibodycontainsphosphatebufferedsaline(PBS),pH7.4,1%BSA,0.05%NaN3.
LabelFluoresceinisothiocyanate(FITC).
StoragebeforereconstitutionTheantibodyshipsasalyophilizedpowderatroomtemperature.Uponarrival,itshouldbestoredat-20°C.
Reconstitution50µldoubledistilledwater(DDW).
Antibodyconcentrationafterreconstitution1mg/ml.
StorageafterreconstitutionThereconstitutedsolutioncanbestoredat4°C,protectedfromthelight,forupto1week.Forlongerperiods,smallaliquotsshouldbestoredat-20°C.Avoidmultiplefreezingandthawing.Centrifugeallantibodypreparationsbeforeuse(10000×g5min).
ControlantigenstoragebeforereconstitutionLyophilizedpowdercanbestoredintactatroomtemperaturefor2weeks.Forlongerperiods,itshouldbestoredat-20°C.
Controlantigenreconstitution100µldoubledistilledwater(DDW).
Controlantigenstorageafterreconstitution-20°C.
PreadsorptionControl1µgpeptideper1µgantibody.
StandardqualitycontrolofeachlotWesternblotanalysis(unlabeledantibody,#AAR-003),anddirectflowcytometry(labeledantibody).
Applications:fc
Mayalsoworkin:ic,lci
DirectflowcytometryDirectflowcytometryofliveintacthumanTHP-1monocyticleukemiacells:
___Cellsalone.
___Cells+RabbitIgGisotypecontrol-FITC.
___Cells+Adenosine A2B Receptor (extracellular)-FITCAntibody(AAR-003-F),5µg.
DirectflowcytometryofliveintactmouseJ774macrophagecells:
___Cellsalone.
___Cells+RabbitIgGisotypecontrol-FITC.
___Cells+Adenosine A2B Receptor (extracellular)-FITCAntibody(AAR-003-F),5µg.
ReferencesPeeters,M.C.etal.(2011)FASEBJ.25,632.
Sun,Y.andHuang,P.(2016)Front.Chem.4,37.
ScientificbackgroundExtracellularadenosineisaubiquitoussignalingmoleculethatmodulatesawidearrayofBIOLOGicalprocesses.Therearecurrentlyfourknownsub-typesofadenosinereceptors:A1,A2A,A2B andA3.
TheadenosineA2B receptorisatypicalclassA,Gprotein-coupledreceptorwithseventransmembranesegments,anextracellularN-terminusandanintracellularC-terminus.AdenosineA2BRcausesanincreaseinintracellularcAMPlevelsbycouplingmainlytoGs proteins,resultingintheactivationofadenylylcyclase1 andsubsequentactivationofPKAandothercAMPeffectorssuchasEpac.Inaddition,theA2BRcouplestoGq andactivatesthePLCpathwaythatmediatesseveralcrucialfunctionsofA2BR.A2BRalsocouplestotheMAPKandarachidonicacidsignalingpathwaysandregulatesmembraneionchannelsprobablythroughG-proteinβγsubunits.
MultiplemoleculesthatbindtoA2BRhavebeenidentifiedinanefforttounderstandthereceptor’sfunctionandregulation.NFκB1/p105isamemberoftheNFκBfamilyofproteinsthatperformregulatoryfunctionsindiversebiologicalprocessessuchasinflammationandcellsurvivalanddifferentiation,aswellasinvariousdiseases.Interestingly,AlthoughA2BRactivationbyadenosineproducespro-inflammatoryeffectsthereceptoralsobindstospecificsitesonp105,preventsthepoly-ubiquitinationanddegradationofthep105proteinandinhibitsNFκBactivationthusreducinginflammation.
A2BRishighlyexpressedinvarioustypesoftumorcellsortissuesandpromotestumor-cellproliferation.A2BRwasfoundtobeoverexpressedincolorectalcarcinomacellsandtissues,andinhibitionofA2BRblockstheproliferationofcoloncancercells.A2BRhasbeenimplicatedinthepathophysiologyofvasculardiseases,renaldiseaseanddiabetes2.
LyophilizedPowderControlAntigenIncluded
Lastupdate:24/03/2019
Anti-AdenosineA2B Receptor(extracellular)Antibody(#AAR-003)isahighlyspecificantibodydirectedagainstanextracellularepitopeofthehumanprotein.Theantibodycanbeusedinwesternblot,immunohistochemistry,livecellimaging,andindirectflowcytometryapplications.IthasbeendesignedtorecognizeA2BARfromhuman,rat,andmousesamples.
Anti-Adenosine A2B Receptor(extracellular)-FITCAntibody(#AAR-003-F)isdirectlyconjugatedtofluoresceinisothiocyanate(FITC).Thislabeledantibodycanbeusedinimmunofluorescentapplicationssuchasdirectflowcytometryusinglivecells.
Forresearchpurposesonly,notforhumanuse
DirectflowcytometryDirectflowcytometryofliveintacthumanTHP-1monocyticleukemiacells:
___Cellsalone.
___Cells+RabbitIgGisotypecontrol-FITC.
___Cells+Adenosine A2B Receptor (extracellular)-FITCAntibody(AAR-003-F),5µg.
DirectflowcytometryofliveintactmouseJ774macrophagecells:
___Cellsalone.
___Cells+RabbitIgGisotypecontrol-FITC.
___Cells+Adenosine A2B Receptor (extracellular)-FITCAntibody(AAR-003-F),5µg.
ReferencesPeeters,M.C.etal.(2011)FASEBJ.25,632.
Sun,Y.andHuang,P.(2016)Front.Chem.4,37.