Calcium SignalingCalcium ChannelsCalciumCalcium, DietaryCalcium ChlorideIon ChannelsCalcium CarbonateCalcium IsotopesCalcium PhosphatesEgtazic AcidCalcium GluconateMagnesiumCalcium Channels, L-TypeIon TransportCalcium RadioisotopesKineticsIon Channel GatingChelating AgentsCalcium OxalateMembrane PotentialsPotassiumCalcimycinCalcium CompoundsStrontiumHydrogen-Ion ConcentrationSodiumLanthanumEdetic AcidFura-2AequorinCalcium-Binding ProteinsIonsCalcium Channels, N-TypeCells, CulturedAdenosine TriphosphateMolecular Sequence DataAmino Acid SequenceBinding SitesHeavy IonsCations, DivalentVerapamilTime FactorsCalmodulinRabbitsNifedipineCalcium Channel AgonistsCytosolProtein BindingDose-Response Relationship, DrugFluorescent DyesPatch-Clamp TechniquesIntracellular FluidModels, MolecularElectrophysiologyParathyroid HormoneCattleThapsigarginCell Membrane PermeabilityNeuronsProtein ConformationS100 Calcium Binding Protein GPhosphorusBuffersCalcium HydroxideElectric ConductivityBiological Transport, ActiveCationsMusclesRyanodine Receptor Calcium Release ChannelArsenazo IIICalcium SulfateModels, BiologicalDiltiazemManganeseInositol 1,4,5-TrisphosphateIonophoresIonomycinZincOsmolar ConcentrationChloridesCaffeineOxalatesBiological TransportCell LinePotassium ChlorideTemperatureSignal TransductionCalcium CitrateMuscle ContractionEthersInositol 1,4,5-Trisphosphate ReceptorsHomeostasisMetalsMyocardiumElectric StimulationSpectrometry, FluorescenceEnzyme ActivationProtein Structure, TertiaryReceptors, Calcium-SensingRats, Sprague-Dawley