Hydrogen-Ion ConcentrationGastric Acidity DeterminationAcid-Base EquilibriumCarbon DioxideBicarbonatesHydrogenHydrogen PeroxideHydrogen BondingOxidation-ReductionPotassiumHydrogen SulfideSodiumProtonsCalciumBuffersKineticsAcidosisChloridesIon ChannelsIonsHydrochloric AcidOsmolar ConcentrationAcidosis, RespiratoryGastric JuiceMagnesiumMembrane PotentialsAcetazolamideAcidosis, Renal TubularBiological Transport, ActiveAlkalosis, RespiratoryAmmonium ChlorideIon TransportPartial PressureOxygenWaterCell Membrane PermeabilitySecretory RateExtracellular SpaceTime FactorsTemperatureModels, ChemicalPotassium ChlorideSodium BicarbonateHelix (Snails)Models, BiologicalTurtlesMetalsSodium ChlorideModels, MolecularElectrophysiologyPhosphatesCations, MonovalentLactatesCopperIon Channel GatingCationsAcidsOxygen ConsumptionManganeseCobaltElectrochemistryCatalysisMolecular Sequence DataDogsOxidantsHypercapniaBinding SitesCations, DivalentIon-Selective ElectrodesDinitrophenolsSulfatesElectric ConductivitySodium-Hydrogen AntiporterAmilorideBiological TransportMagnetic Resonance SpectroscopyGastric MucosaAequorinSolutionsThermodynamicsProtein ConformationQuaternary Ammonium CompoundsPentagastrinRats, Inbred StrainsPeroxidasesMathematicsZincIonophoresSpectrophotometryChromiumGastric AcidDepression, ChemicalEnzymesEndolymphCatalaseIronChelating AgentsAmino Acid SequenceLasalocidMolecular Structure