Functional vacuolar ATPase (V-ATPase) proton pumps traffic to the enterocyte brush border membrane and require CFTR
Collaco AM, Geibel P, Lee BS, Geibel JP, Ameen NA. Functional vacuolar ATPase (V-ATPase) proton pumps traffic to the enterocyte brush border membrane and require CFTR. American Journal Of Physiology - Cell Physiology 2013, 305: c981-c996. PMID: 23986201, PMCID: PMC4109618, DOI: 10.1152/ajpcell.00067.2013.Peer-Reviewed Original ResearchConceptsV-ATPaseCystic fibrosis transmembrane conductance regulator (CFTR) channelV-ATPase complexV-ATPase functionBrush border membraneProton effluxRat Brunner's glandsIntestinal cellsCAMP/PKACaco-2BBe cellsBorder membraneApical domainCoimmunoprecipitation studiesCFTR distributionVacuolar ATPasesSubapical cytoplasmSpecific subunitsCAMP stimulationProton pumpCAMP treatmentEnterocyte brush border membraneSodium-hydrogen exchangerHydrogen exchangerApical membraneCFTRRegulated traffic of anion transporters in mammalian Brunner's glands: a role for water and fluid transport
Collaco AM, Jakab RL, Hoekstra NE, Mitchell KA, Brooks A, Ameen NA. Regulated traffic of anion transporters in mammalian Brunner's glands: a role for water and fluid transport. AJP Gastrointestinal And Liver Physiology 2013, 305: g258-g275. PMID: 23744739, PMCID: PMC3742856, DOI: 10.1152/ajpgi.00485.2012.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnion Transport ProteinsAquaporin 5BicarbonatesBiological TransportBrunner GlandsCarbacholCeliac DiseaseChloridesCyclic AMPCystic FibrosisCystic Fibrosis Transmembrane Conductance RegulatorDuodenumHumansMaleProtonsRatsRats, Sprague-DawleySecond Messenger SystemsVacuolar Proton-Translocating ATPasesWaterConceptsCystic fibrosis transmembrane conductance regulatorV-ATPaseProton-pumping vacuolar ATPaseApical membraneDistinct membrane domainsFibrosis transmembrane conductance regulatorRat Brunner's glandsTransmembrane conductance regulatorSodium bicarbonate cotransporterAnion transportersApical traffickingMembrane domainsChloride cotransporter 1Secretion of glycoproteinsVacuolar ATPaseSecond messenger activationTransporter localizationConductance regulatorSubcellular distributionAquaporin 5 water channelFunctional transportPKA inhibitorAntimicrobial peptidesTransportersBasolateral membrane