Ryanodine Receptor Calcium Release ChannelCalcium ChannelsSarcoplasmic ReticulumMuscle ProteinsCalciumRyanodineSodium ChannelsNAV1.5 Voltage-Gated Sodium ChannelRabbitsCalcium SignalingMuscle, SkeletalSodium Channel BlockersIon Channel GatingInositol 1,4,5-Trisphosphate ReceptorsIon ChannelsMyocardiumBrugada SyndromeCaffeineSodiumMembrane PotentialsCalcium Channels, L-TypeVoltage-Gated Sodium Channel beta-3 SubunitVoltage-Gated Sodium Channel beta-1 SubunitElectrophysiologyMalignant HyperthermiaMyocytes, CardiacTacrolimus Binding ProteinsLong QT SyndromePatch-Clamp TechniquesCalcium Channel BlockersRuthenium RedHeartEpithelial Sodium ChannelsMexiletineLidocaineArrhythmias, CardiacKineticsTacrolimus Binding Protein 1ABatrachotoxinsElectric ConductivityDantrolenePotassium Channels, Inwardly RectifyingMusclesMutationMolecular Sequence DataReceptors, CholinergicInositol 1,4,5-TrisphosphateNAV1.2 Voltage-Gated Sodium ChannelLipid BilayersAmino Acid SequenceDose-Response Relationship, DrugCalsequestrinAction PotentialsPotassium Channel BlockersCalcium Channel AgonistsNAV1.6 Voltage-Gated Sodium ChannelCells, CulturedVoltage-Gated Sodium ChannelsOocytesChloride Channels