Sarcoplasmic ReticulumCalcium-Transporting ATPasesSarcoplasmic Reticulum Calcium-Transporting ATPasesCalciumEndoplasmic ReticulumRyanodine Receptor Calcium Release ChannelRabbitsCaffeineCalsequestrinRyanodineMusclesMyocardiumCalcium-Binding ProteinsCa(2+) Mg(2+)-ATPaseMyocardial ContractionCalcium SignalingCalcium ChannelsAdenosine TriphosphateRuthenium RedMuscle ProteinsKineticsMyocytes, CardiacMuscle, SkeletalSodium-Calcium ExchangerMagnesiumThapsigarginAdenosine TriphosphatasesExcitation Contraction CouplingEgtazic AcidMuscle ContractionSarcolemmaCalcium Channels, L-TypeMicrosomesTetracaineHeart VentriclesProcaineMuscle Fibers, SkeletalMyofibrilsDantroleneOxalatesBiological Transport, ActiveDogsHeartIntracellular MembranesMalignant HyperthermiaMicroscopy, ElectronMembrane PotentialsEndoplasmic Reticulum StressPhosphorylationVanadiumFluorescent DyesMurexideBiological TransportHydrogen-Ion ConcentrationMuscle Fibers, Fast-TwitchCalcium RadioisotopesXanthenesIndolesBinding SitesEndoplasmic Reticulum, RoughNaphthalenesulfonatesVanadatesMembranesPapillary MusclesLasalocidPotassiumAdenosine DiphosphateFluorescein-5-isothiocyanatePhosphatesAction PotentialsMembrane ProteinsHalothaneTime FactorsIon TransportProtein BindingIsoproterenolSpectrometry, FluorescenceAequorinCytosolRana pipiensAmino Acid SequenceCalcium Channel BlockersVentricular FunctionMolecular Sequence DataStrontiumElectric StimulationProtein ConformationCells, CulturedInositol 1,4,5-Trisphosphate ReceptorsGuinea PigsMicroscopy, ConfocalFreeze FracturingTacrolimus Binding ProteinsLanthanumSaponinsEndoplasmic Reticulum, SmoothCalcium-Calmodulin-Dependent Protein Kinase Type 2TerpenesMuscle CellsLipid Bilayers