Membrane PotentialsPatch-Clamp TechniquesElectric ConductivityIon ChannelsElectrophysiologyIon Channel GatingCalciumPotassium ChannelsAction PotentialsCell MembraneMembrane Potential, MitochondrialKineticsMembranesIntracellular MembranesCells, CulturedPotassiumMembrane LipidsNeuronsMembranes, ArtificialPotassium Channel BlockersCell Membrane PermeabilitySodiumChloridesElectric StimulationErythrocyte MembraneChloride ChannelsMitochondriaPotassium Channels, Tandem Pore DomainMembrane FluidityTetraethylammoniumPotassium Channels, Inwardly RectifyingRats, Sprague-DawleyBariumAdenosine TriphosphateCell LineSodium ChannelsOocytesTime FactorsBasement MembraneDose-Response Relationship, DrugMitochondrial MembranesValinomycinCalcium ChannelsMicroelectrodesEpithelial Sodium ChannelsRats, WistarCalcium Channel BlockersHydrogen-Ion ConcentrationXenopus laevisPotassium Channels, Voltage-GatedMembrane Transport ProteinsAmilorideGuinea PigsModels, BiologicalXenopusTetrodotoxinFluorescent DyesMolecular Sequence DataLipid BilayersCalcium Channels, L-TypeMembrane GlycoproteinsTrityl CompoundsAmino Acid SequenceBiological Transport, ActiveMicroscopy, ElectronCarbonyl Cyanide p-TrifluoromethoxyphenylhydrazoneProtein TransportSynaptic MembranesSynaptic TransmissionSynapsesCarbonyl Cyanide m-Chlorophenyl HydrazoneReceptors, N-Methyl-D-AspartateTransfectionLiposomesCarrier ProteinsMicroscopy, FluorescenceEvoked PotentialsRabbitsOuabainApoptosisVideo RecordingTetraethylammonium CompoundsCarbocyaninesProtein BindingMicroscopy, ConfocalMutationTemperatureCesiumPermeabilityOnium CompoundsCatsEscherichia coliNigericinModels, NeurologicalProtein Structure, Tertiary4-AminopyridineCell FractionationAcetylcholinePeriodicityReactive Oxygen Species