2000
Differential localization of human nongastric H+-K+-ATPase ATP1AL1 in polarized renal epithelial cells
Reinhardt J, Grishin A, Oberleithner H, Caplan M. Differential localization of human nongastric H+-K+-ATPase ATP1AL1 in polarized renal epithelial cells. American Journal Of Physiology. Renal Physiology 2000, 279: f417-f425. PMID: 10966921, DOI: 10.1152/ajprenal.2000.279.3.f417.Peer-Reviewed Original ResearchConceptsApical plasma membranePlasma membraneRenal epithelial cellsIon pumpsPlasma membrane localizationConfocal immunofluorescence microscopyEpithelial cellsATPase beta subunitRenal epithelial cell lineMembrane localizationLow expression levelsEpithelial cell lineSurface biotinylationPump subunitsBeta subunitFunctional expressionStable transfectionLateral membranesMDCK cellsATP1AL1Immunofluorescence microscopyDifferential localizationSorting mechanismStable interactionExpression levels
1996
Cell-specific Sorting of Biogenic Amine Transporters Expressed in Epithelial Cells*
Gu H, Ahn J, Caplan M, Blakely R, Levey A, Rudnick G. Cell-specific Sorting of Biogenic Amine Transporters Expressed in Epithelial Cells*. Journal Of Biological Chemistry 1996, 271: 18100-18106. PMID: 8663573, DOI: 10.1074/jbc.271.30.18100.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiogenic AminesBiological TransportCarrier ProteinsCell CompartmentationCell MembraneCell PolarityCells, CulturedDogsDopamineDopamine Plasma Membrane Transport ProteinsEpithelial CellsHumansImmunohistochemistryMembrane GlycoproteinsMembrane Transport ProteinsNerve Tissue ProteinsNorepinephrineNorepinephrine Plasma Membrane Transport ProteinsRatsRecombinant ProteinsSerotoninSerotonin Plasma Membrane Transport ProteinsSymportersConceptsMadin-Darby canine kidneyMDCK cellsLLC-PK1 cellsNeurotransmitter transportersCell surface biotinylationConfocal immunofluorescence microscopyBasolateral membraneCell-specific mechanismsEpithelial cellsBiogenic amine transportersMembrane proteinsSurface biotinylationCDNA encodingHuman DA transporterAmine transportersImmunofluorescence microscopyBiotinylating reagentTransportersPermeable filter supportsApical surfaceImmunocytochemistry resultsBasolateral mediumSurface expressionApical sideDA transporterPolarized Expression of GABA Transporters in Madin-Darby Canine Kidney Cells and Cultured Hippocampal Neurons (∗)
Ahn J, Mundigl O, Muth T, Rudnick G, Caplan M. Polarized Expression of GABA Transporters in Madin-Darby Canine Kidney Cells and Cultured Hippocampal Neurons (∗). Journal Of Biological Chemistry 1996, 271: 6917-6924. PMID: 8636119, DOI: 10.1074/jbc.271.12.6917.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAxonsBase SequenceCarrier ProteinsCell LineDNA PrimersDNA, ComplementaryDogsGABA Plasma Membrane Transport ProteinsGamma-Aminobutyric AcidHippocampusKidneyMembrane ProteinsMembrane Transport ProteinsMicroinjectionsMolecular Sequence DataNeuronsOrganic Anion TransportersConceptsMadin-Darby canine kidney cellsCanine kidney cellsMDCK cellsBetaine transporterMembrane protein sortingAmino acid sequence identityApical membraneCell surface biotinylationGAT-2GABA transporterKidney cellsGamma-aminobutyric acid transporterEpithelial cellsProtein sortingGAT-1Polarized neuronsSurface biotinylationSequence identityAcid transportersCultured hippocampal neuronsHippocampal neuronsPolarized expressionCell typesTransporter GAT-1Basolateral surface
1994
The axonal gamma-aminobutyric acid transporter GAT-1 is sorted to the apical membranes of polarized epithelial cells.
Pietrini G, Suh YJ, Edelmann L, Rudnick G, Caplan MJ. The axonal gamma-aminobutyric acid transporter GAT-1 is sorted to the apical membranes of polarized epithelial cells. Journal Of Biological Chemistry 1994, 269: 4668-4674. PMID: 8308038, DOI: 10.1016/s0021-9258(17)41828-x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAxonsBetaineCarrier ProteinsCell CompartmentationCell LineCell MembraneCell PolarityCells, CulturedDogsEpitheliumFluorescent Antibody TechniqueGABA Plasma Membrane Transport ProteinsGamma-Aminobutyric AcidIn Vitro TechniquesMembrane ProteinsMembrane Transport ProteinsNerve Tissue ProteinsOrganic Anion TransportersConceptsGamma-aminobutyric acid (GABA) transporter GAT-1MDCK cellsDistinct cell surface domainsEpithelial Madin-Darby canine kidney (MDCK) cell lineTransporter GAT-1Cell surfaceCell surface domainsCell surface biotinylationApical cell surfaceBasolateral cell surfaceEpithelial cellsBGT-1Axonal plasma membraneCell surface membraneSorting signalsCanine kidney cell lineMadin-Darby canine kidney (MDCK) cell lineGAT-1GABA transporterDistinct subdomainsKidney cell lineBetaine transporterHyperosmotic stressSurface biotinylationApical localization