Ion ChannelsElectric ConductivityVoltage-Dependent Anion ChannelsMembrane PotentialsIon Channel GatingPatch-Clamp TechniquesCharybdotoxinPotassiumCalciumScorpion VenomsCalcium ChannelsPotassium Channels, Calcium-ActivatedIntracellular MembranesPotassium ChannelsKineticsLarge-Conductance Calcium-Activated Potassium ChannelsElectrophysiologyChloride ChannelsPotassium Channels, Inwardly RectifyingPotassium Channel BlockersCalcium Channel BlockersCystic Fibrosis Transmembrane Conductance RegulatorLipid BilayersPotassium Channels, Voltage-GatedCalcium Channels, L-TypeMolecular Sequence DataAmino Acid SequenceKATP ChannelsSodium Channel BlockersShaker Superfamily of Potassium ChannelsChloridesCattleCalcium Channels, N-TypeTRPC Cation ChannelsCalcium Channels, T-TypeCyclic Nucleotide-Gated Cation ChannelsOocytesEpithelial Sodium ChannelsSmall-Conductance Calcium-Activated Potassium ChannelsXenopus laevisAction PotentialsBariumSodiumAcid Sensing Ion ChannelsCalcium Channel AgonistsKv1.3 Potassium ChannelEther-A-Go-Go Potassium ChannelsKv1.1 Potassium ChannelTetraethylammoniumKv1.2 Potassium ChannelTRPM Cation ChannelsKv1.5 Potassium ChannelNeuronsCell MembraneKCNQ Potassium ChannelsIon TransportXenopusTRPV Cation ChannelsShab Potassium ChannelsKCNQ1 Potassium ChannelIntermediate-Conductance Calcium-Activated Potassium ChannelsAdenosine TriphosphateLarge-Conductance Calcium-Activated Potassium Channel alpha SubunitsCells, CulturedTransient Receptor Potential ChannelsShaw Potassium ChannelsKv1.4 Potassium ChannelTetraethylammonium CompoundsCesiumGlyburideTetrodotoxinCell Membrane PermeabilityAnionsCationsCell LineG Protein-Coupled Inwardly-Rectifying Potassium ChannelsHyperpolarization-Activated Cyclic Nucleotide-Gated ChannelsDose-Response Relationship, DrugModels, BiologicalShal Potassium ChannelsRats, Sprague-DawleyApaminKCNQ2 Potassium ChannelRyanodine Receptor Calcium Release ChannelGalvanic Skin Response4-AminopyridineGramicidinBiophysicsMutationTime FactorsDelayed Rectifier Potassium Channels4,4'-Diisothiocyanostilbene-2,2'-Disulfonic AcidElectric StimulationGuinea PigsIonsAmilorideCalcium Channels, P-TypeKCNQ3 Potassium ChannelProtein Structure, TertiaryNAV1.5 Voltage-Gated Sodium Channel