Membrane PotentialsNeuronsAction PotentialsPotassiumElectrophysiologyCell MembraneMembrane Potential, MitochondrialNeurons, AfferentElectric ConductivityMembranesCalciumIntracellular MembranesPatch-Clamp TechniquesMotor NeuronsSodiumCell Membrane PermeabilityMembrane LipidsPotassium ChannelsIon ChannelsChloridesTetrodotoxinElectric StimulationTetraethylammonium CompoundsMembranes, ArtificialCells, CulturedGuinea PigsMicroelectrodesTetraethylammoniumTime FactorsCesiumSynapsesMitochondriaAxonsSynaptic TransmissionErythrocyte MembraneMembrane Fluidity4-AminopyridineOuabainBariumSodium ChannelsIon Channel GatingMusclesThoracicaHydrogen-Ion ConcentrationCrustaceaModels, NeurologicalKineticsAnuraHippocampusgamma-Aminobutyric AcidMolluscaRats, WistarRats, Sprague-DawleyBasement MembraneAcetylcholineEvoked PotentialsMitochondrial MembranesAdenosine TriphosphateModels, BiologicalPotassium Channel BlockersSynaptic MembranesAnimals, NewbornFluorescent DyesBiological Transport, ActiveDendritesCatsValinomycinGangliaGanglia, SpinalNeural InhibitionCalcium ChannelsPyramidal CellsDose-Response Relationship, DrugCell LineInterneuronsSensory Receptor CellsSpinal CordMembrane Transport ProteinsAminopyridinesCerebral CortexPotassium Channels, Tandem Pore DomainExcitatory Postsynaptic PotentialsRabbitsDopaminergic NeuronsIontophoresisMicroscopy, ElectronNeural ConductionMagnesiumTemperatureTurtlesNerve Tissue ProteinsGlutamic AcidRana catesbeianaProtein TransportPurkinje FibersHeartMembrane GlycoproteinsThoriumDecapodiformesCalcium Channel Blockers