Calcium-Transporting ATPasesPlasma Membrane Calcium-Transporting ATPasesCalcium SignalingSarcoplasmic ReticulumCalciumCalcium ChannelsSarcoplasmic Reticulum Calcium-Transporting ATPasesThapsigarginCalcium, DietaryCalmodulinCa(2+) Mg(2+)-ATPaseBiological Transport, ActiveTerpenesAdenosine TriphosphateCalcium ChlorideCalcium-Binding ProteinsKineticsOxalatesRabbitsErythrocyte MembraneCell MembraneEgtazic AcidCalcium CarbonateMagnesiumEndoplasmic ReticulumCalcium PhosphatesProton Pump InhibitorsCalcium IsotopesAdenosine TriphosphatasesCytosolVanadatesCation Transport ProteinsMyocardiumIsoenzymesMusclesCalcium Channels, L-TypeIon PumpsErythrocytesHydrogen-Ion ConcentrationInfusion PumpsCalcium OxalateMolecular Sequence DataHydroquinonesCalcium GluconatePhosphorylationBiological TransportAmino Acid SequencePotassium ChlorideCalcium RadioisotopesTime FactorsPhosphatesMicrosomesModels, BiologicalTrypsinCells, CulturedProtein BindingBinding SitesMyocardial ContractionCell LineCalcium CompoundsSodium-Potassium-Exchanging ATPaseDogsCalcium Channels, N-TypeHeartProtein Structure, TertiaryInfusion Pumps, ImplantableProtein ConformationHydrolysisSodiumCalcium Channel AgonistsPotassiumEnzyme InhibitorsSignal TransductionMembrane PotentialsOuabainCalcimycinMembrane ProteinsEnzyme ActivationPhosphorusCalcium HydroxideNifedipineCalcium SulfateParathyroid HormoneChelating AgentsFura-2VerapamilCalcium CitrateRyanodine Receptor Calcium Release ChannelS100 Calcium Binding Protein GDose-Response Relationship, DrugCalcium PyrophosphateCalcium Metabolism DisordersPatch-Clamp TechniquesLanthanumDihydropyridinesIntracellular FluidFluorescent DyesElectrophysiologyIonophoresRats, Sprague-Dawley