Membrane PotentialsMembrane Potential, MitochondrialCell MembraneMembranesIntracellular MembranesMembrane LipidsMembranes, ArtificialPotassiumCell Membrane PermeabilityCalciumErythrocyte MembraneMitochondriaMembrane FluidityAction PotentialsElectrophysiologySodiumElectric ConductivityPatch-Clamp TechniquesNeuronsBasement MembraneMitochondrial MembranesIon ChannelsValinomycinPotassium ChannelsHydrogen-Ion ConcentrationTime FactorsCells, CulturedMembrane Transport ProteinsChloridesFluorescent DyesDendritesAdenosine TriphosphateModels, BiologicalGuinea PigsCell LineMicroscopy, ElectronElectric StimulationLipid BilayersMembrane GlycoproteinsKineticsTetrodotoxinTrityl CompoundsBiological Transport, ActiveProtein TransportCarbonyl Cyanide p-TrifluoromethoxyphenylhydrazoneSynaptic MembranesRats, Sprague-DawleyCarbonyl Cyanide m-Chlorophenyl HydrazoneMicroelectrodesLiposomesCarrier ProteinsMicroscopy, FluorescenceIon Channel GatingSynapsesApoptosisMicroscopy, ConfocalCarbocyaninesAxonsOuabainRats, WistarDose-Response Relationship, DrugProtein BindingBariumRabbitsTetraethylammoniumTetraethylammonium CompoundsMutationPotassium Channel BlockersCalcium ChannelsTemperaturePermeabilityOnium CompoundsEscherichia coliMolecular Sequence DataNigericinCell FractionationProtein Structure, TertiarySynaptic TransmissionCesiumPyramidal CellsReactive Oxygen SpeciesEndoplasmic ReticulumCytoplasmSignal TransductionCytosolSodium Channels4-AminopyridineProtonsSodium-Potassium-Exchanging ATPaseAmino Acid SequencePhosphatidylcholinesCalcium SignalingCytochromes cIon TransportModels, NeurologicalBacterial ProteinsRecombinant Fusion ProteinsMitochondrial Membrane Transport ProteinsMitochondria, LiverElectrophoresis, Polyacrylamide Gel