Gastric AcidAmmonium ChlorideMethylaminesHydrogen-Ion ConcentrationPentagastrinGastric JuiceGastrinsBase PairingChloroquineBase SequenceGastric MucosaAcid-Base EquilibriumGastric Acidity DeterminationAcid-Base ImbalanceParietal Cells, GastricKineticsMonensinAlkaliesAchlorhydriaStomachAcidsLysosomesBethanechol CompoundsAminopyrineProcaineSecretory RateHistamine H2 AntagonistsPeptonesAmantadineHistamineDuodenal UlcerButylaminesCimetidineAnti-Ulcer AgentsVagotomyOmeprazoleCytosineNucleic AcidsAminesVagotomy, Proximal GastricSkull BaseSchiff BasesGuanineBase CompositionMacrolidesFamotidineBicarbonatesVacuolesStomach UlcerH(+)-K(+)-Exchanging ATPaseHydrochloric AcidCarbocysteineVagus NerveNigericinMolecular Sequence DataModels, MolecularThermodynamicsTetragastrinProtonsHydrogen BondingAntacidsFluoresceins2-PyridinylmethylsulfinylbenzimidazolesMetiamideProton Pump InhibitorsAlkalosisCatalysisGastric FistulaAdenineDNABinding SitesNucleic Acid ConformationPurinesAcidosisEndocytosisZollinger-Ellison SyndromeBethanecholSomatostatinModels, ChemicalRanitidinePepsin AOrganellesSecretinGastric EmptyingAmmoniaDNA, B-FormEnterochromaffin-like CellsAlkalosis, RespiratoryRabeprazoleFluorescent DyesAmino Acid SequenceIonophoresBiological TransportUracilBenzoxepinsMagnetic Resonance SpectroscopyXanthopterinPyloric AntrumDuodenumLansoprazole