Parietal Cells, GastricParietal LobeH(+)-K(+)-Exchanging ATPaseBrain MappingAminopyrineGastric AcidMagnetic Resonance ImagingSpace PerceptionFunctional LateralityGastric MucosaPhotic StimulationAttentionSaccadesTranscranial Magnetic StimulationVisual PerceptionParietal BoneImage Processing, Computer-AssistedPsychomotor PerformanceAchlorhydriaIntrinsic FactorVagotomy, Proximal GastricGastrinsChief Cells, GastricAnemia, PerniciousHistamineStomachGastric FundusGastric JuicePentagastrinDuodenal UlcerGastritis, AtrophicGastritisEnterochromaffin-like CellsCarbacholRabbitsVagotomyDumping SyndromeSLC4A ProteinsCimetidineGastric FistulaPyloric AntrumMetiamideReceptors, CholecystokininFrontal LobeChloride-Bicarbonate AntiportersOstertagiasisSecretory RateOstertagiaDogsGastric Acidity DeterminationOmeprazoleHelicobacter felisBrainCholinergic AgonistsNitrobenzoatesSmad Proteins, Receptor-RegulatedProton PumpsHelicobacter InfectionsAntiporters4-NitrophenylphosphatasePepsinogensHelicobacter pyloriAutoantibodiesCerebral CortexEnterochromaffin CellsReaction TimePepsinogen A1-Methyl-3-isobutylxanthineFreeze SubstitutionHistamine H2 AntagonistsStomach UlcerMicroscopy, ElectronHydrochloric AcidAnti-Ulcer AgentsNeuropsychological TestsPepsinogen COccipital LobeNeural PathwaysReceptors, Histamine H2Cytoskeletal ProteinsRanitidineImmunohistochemistryCell MembraneNerve NetPyloric StenosisMetaplasiaProton Pump InhibitorsStomach DiseasesPeptic Ulcer PerforationBethanechol CompoundsTemporal LobeTime FactorsAutoimmune DiseasesHydrogen-Ion ConcentrationCells, CulturedHistidine DecarboxylaseFluorescent Antibody TechniquePerceptual DisordersAtrophyPepsin A