Cell MembraneMembranesMembrane LipidsMembrane PotentialsIntracellular MembranesMembranes, ArtificialCell Membrane PermeabilityMembrane FluidityErythrocyte MembraneCell PolarityBasement MembraneChloridesEpitheliumMicrovilliMembrane Transport ProteinsEpithelial CellsCell LineAmilorideSodiumKidney Tubules, CollectingNecturusProtein TransportSodium-Hydrogen AntiporterMembrane GlycoproteinsHydrogen-Ion ConcentrationMicroscopy, ElectronCarrier ProteinsPotassiumDogsLipid BilayersElectric ConductivityBiological TransportCystic Fibrosis Transmembrane Conductance RegulatorBicarbonatesKidneyBiological Transport, ActiveModels, BiologicalCells, CulturedCalciumMembrane ProteinsMolecular Sequence DataMicroscopy, ConfocalRabbitsKidney Tubules, ProximalMitochondrial MembranesNecturus maculosusIon TransportChloride ChannelsProtein BindingProtein Structure, TertiaryEndocytosisAquaporin 2Antigens, ProtozoanMicroscopy, FluorescenceH(+)-K(+)-Exchanging ATPaseIon ChannelsEpithelial Sodium ChannelsAmino Acid SequenceAquaporinsSynaptic MembranesCaco-2 CellsProtozoan ProteinsCell FractionationMutationSymportersLiposomesGolgi ApparatusKidney CortexSodium-Potassium-Exchanging ATPaseDetergentsFluorescent Antibody TechniqueRecombinant Fusion ProteinsMalaria VaccinesVacuolar Proton-Translocating ATPasesParietal Cells, GastricPermeabilityElectrophoresis, Polyacrylamide GelBlotting, WesternKineticsOpossumsTime FactorsMicroscopy, ImmunoelectronFreeze FracturingExocytosisChloride-Bicarbonate AntiportersElectrophysiologyAdenosine TriphosphateRats, Sprague-DawleyEndoplasmic ReticulumEnterocytes4,4'-Diisothiocyanostilbene-2,2'-Disulfonic AcidAquaporin 6Cyclic AMPEscherichia coliImmunohistochemistrySubcellular FractionsIntestinal MucosaSodium-Phosphate Cotransporter ProteinsTransfectionAnions