AconitineAconitumMembrane PotentialsBatrachotoxinsPatch-Clamp TechniquesElectric ConductivityIon ChannelsVeratridineIon Channel GatingSodium Channel AgonistsElectrophysiologyTetrodotoxinPotassium ChannelsArrhythmias, CardiacPotassiumTetraethylammonium CompoundsAlkaloidsCalciumKineticsSodium ChannelsTetraethylammoniumCalcium ChannelsVoltage-Dependent Anion Channel 1Action PotentialsVoltage-Dependent Anion ChannelsBariumCesiumPharmacologyVentromedial Hypothalamic NucleusSodiumOocytesXenopus laevisAnti-Arrhythmia AgentsHeartNeuronsDrugs, Chinese HerbalCalcium Channel BlockersPotassium Channels, Voltage-Gated