Action PotentialsMembrane PotentialsCell MembraneNeuronsMembranesIntracellular MembranesMembrane LipidsSynaptic MembranesCalciumMembranes, ArtificialMembrane FluidityElectrophysiologyPotassiumMembrane Potential, MitochondrialPatch-Clamp TechniquesCell Membrane PermeabilityCells, CulturedErythrocyte MembraneSodium ChannelsPotassium ChannelsRats, Sprague-DawleyIon ChannelsHippocampusTime FactorsElectric StimulationSodiumSynaptic TransmissionSynapsesElectric ConductivityTetrodotoxinBasement MembraneBrainAxonsLipid BilayersNerve Tissue ProteinsGuinea PigsCerebral CortexProtein TransportRats, WistarMitochondriaModels, NeurologicalScorpion VenomsMembrane Transport ProteinsMitochondrial MembranesPyramidal CellsKineticsMicroelectrodesDose-Response Relationship, DrugProtein BindingModels, BiologicalNeurotoxinsMolecular Sequence DataCell LineMembrane GlycoproteinsAnimals, NewbornMicroscopy, ElectronHydrogen-Ion ConcentrationG(M1) GangliosideAmino Acid SequenceGlutamic AcidFluorescent DyesChloridesRabbitsImmunohistochemistryPotassium Channel BlockersCerebellumDendritesNeural ConductionTetraethylammonium CompoundsIon Channel GatingAdenosine Triphosphate4-AminopyridineHeartCalcium ChannelsMutationCarrier ProteinsDogsValinomycinSynaptosomesTetraethylammoniumLiposomesMicroscopy, FluorescenceSpinal CordBiological Transport, ActiveVentricular FunctionReceptors, GlutamateNeuritesMicroscopy, ConfocalCalcium SignalingSignal TransductionProtein Structure, TertiaryCholesterolHeart Conduction SystemAmyloid beta-PeptidesBariumTemperaturePotassium Channels, Voltage-GatedGangliosidesPurkinje FibersCell Fractionation