Chloride ChannelsCell SizeOsmosisOsmotic PressureNitrobenzoatesChloridesMitochondrial SwellingWater-Electrolyte BalancePatch-Clamp Techniques4,4'-Diisothiocyanostilbene-2,2'-Disulfonic AcidOsmolar ConcentrationMembrane PotentialsIndansAnionsGadoliniumRabbitsGenisteinIon ChannelsCell Membrane PermeabilityAtrial FunctionCyclopentanesHeart VentriclesElectrophysiologyElectric ConductivityWaterPotassiumHydrogen-Ion ConcentrationAdenosine TriphosphateIon Channel GatingPyrrolidinonesMicroscopy, ElectronCalciumMyocytes, CardiacCattleOuabainSodium ChlorideTamoxifenCell MembraneErythrocytesCystic Fibrosis Transmembrane Conductance RegulatorHeart AtriaCells, CulturedSodiumTime Factorssrc-Family KinasesP-GlycoproteinProtein Kinase CMitochondriaAction PotentialsMyocardiumKineticsReactive Oxygen SpeciesCell LineEnzyme InhibitorsEndothelium, VascularTransfectionDose-Response Relationship, Drug