Membrane PotentialsMembrane Potential, MitochondrialCell MembraneIntracellular MembranesMembranesMembrane LipidsProtein Sorting SignalsMembranes, ArtificialCell Membrane PermeabilitySignal TransductionPotassiumCalciumMitochondriaErythrocyte MembraneMembrane FluidityElectrophysiologySodiumAction PotentialsElectric ConductivityBasement MembraneMitochondrial MembranesPatch-Clamp TechniquesValinomycinCells, CulturedIon ChannelsTime FactorsCell LineModels, BiologicalHydrogen-Ion ConcentrationMembrane Transport ProteinsMolecular Sequence DataNeuronsPotassium ChannelsChloridesProtein TransportMembrane GlycoproteinsAdenosine TriphosphateKineticsAmino Acid SequenceFluorescent DyesLipid BilayersGuinea PigsTrityl CompoundsBiological Transport, ActiveMutationCarrier ProteinsMicroscopy, ElectronApoptosisCarbonyl Cyanide p-TrifluoromethoxyphenylhydrazoneMicroscopy, FluorescenceCarbonyl Cyanide m-Chlorophenyl HydrazoneSynaptic MembranesElectric StimulationBase SequenceProtein Structure, TertiaryMicroelectrodesEscherichia coliLiposomesRats, Sprague-DawleyRecombinant Fusion ProteinsTetrodotoxinDose-Response Relationship, DrugMicroscopy, ConfocalBacterial ProteinsRabbitsCarbocyaninesOuabainCytoplasmIon Channel GatingTemperatureEndoplasmic ReticulumProtein BindingCytosolReactive Oxygen SpeciesPermeabilityOnium CompoundsCell FractionationBariumCalcium SignalingRats, WistarNigericinCalcium ChannelsTransfectionBlotting, WesternTetraethylammonium CompoundsPotassium Channel BlockersRecombinant ProteinsElectrophoresis, Polyacrylamide GelEnzyme ActivationProtonsBinding SitesCattleTetraethylammoniumCloning, MolecularSodium-Potassium-Exchanging ATPasePeptidesCytochromes cRNA, MessengerSequence Homology, Amino AcidPhosphatidylcholines