Membrane PotentialsMembrane Potential, MitochondrialCell MembraneMembranesIntracellular MembranesMembrane LipidsMembranes, ArtificialPotassiumCell Membrane PermeabilityCalciumMitochondriaErythrocyte MembraneMembrane FluiditySodiumCentrifugation, Density GradientElectrophysiologyValinomycinElectric ConductivityHydrogen-Ion ConcentrationAction PotentialsBasement MembraneMitochondrial MembranesIon ChannelsPatch-Clamp TechniquesChloridesMembrane Transport ProteinsModels, BiologicalPotassium ChannelsAdenosine TriphosphateCells, CulturedBiological Transport, ActiveKineticsNeuronsCell LineTime FactorsMicroscopy, ElectronCarbonyl Cyanide p-TrifluoromethoxyphenylhydrazoneLipid BilayersFluorescent DyesGuinea PigsMembrane GlycoproteinsTrityl CompoundsCarbonyl Cyanide m-Chlorophenyl HydrazoneProtein TransportCell FractionationLiposomesCarrier ProteinsSynaptic MembranesMicroelectrodesOuabainMicroscopy, FluorescenceTemperatureElectric StimulationNigericinRabbitsTetrodotoxinApoptosisMolecular Sequence DataProtonsEscherichia coliMutationCarbocyaninesElectrophoresis, Polyacrylamide GelRats, Sprague-DawleyIon Channel GatingPermeabilityOnium CompoundsMicroscopy, ConfocalProtein BindingDose-Response Relationship, DrugBariumCytosolCesiumTetraethylammonium CompoundsSodium-Potassium-Exchanging ATPaseProtein Structure, TertiaryMolecular WeightCytoplasmMicrovilliDiffusionPotassium Channel BlockersEndoplasmic ReticulumAmino Acid SequenceCattleSignal TransductionReactive Oxygen SpeciesRats, WistarCalcium ChannelsTetraethylammoniumPhosphatidylcholinesIonophoresBacterial ProteinsIon TransportDetergentsSubcellular FractionsMitochondria, LiverOsmolar ConcentrationMagnesiumProton-Translocating ATPasesRecombinant Fusion Proteins