Gastric MucosaIntestinal MucosaDNA DamageGastritisStomach UlcerHelicobacter pyloriMouth MucosaHelicobacter InfectionsStomach DiseasesStomachStomach NeoplasmsGastric JuiceParietal Cells, GastricMetaplasiaNasal MucosaGastric AcidPyloric AntrumChoristomaGastritis, AtrophicGastrinsGastric MucinsPepsinogensAnti-Ulcer AgentsH(+)-K(+)-Exchanging ATPaseGastroscopyHydrochloric AcidHelicobacterMucous MembraneGastric FundusPentagastrinRats, WistarDuodenumEthanolImmunohistochemistryPrecancerous ConditionsBiopsyHistamineMeckel DiverticulumIndomethacinRe-EpithelializationCathepsin EUrease16,16-Dimethylprostaglandin E2ColonMucusCimetidinePeptic UlcerPepsin ABile RefluxDuodenal UlcerDinoprostoneMucinsTetragastrinOlfactory MucosaAnti-Inflammatory Agents, Non-SteroidalProstaglandins E, SyntheticMetiamideRats, Inbred StrainsRats, Sprague-DawleyRNA, MessengerHelicobacter heilmanniiPylorusChief Cells, GastricLaryngeal MucosaOmeprazoleTime FactorsOxidative StressEpithelial CellsPepsinogen ASucralfateEsophagusDNA RepairHelicobacter felisAspirinDisease Models, AnimalGastrointestinal HemorrhageEpitheliumAdenocarcinomaBarrett EsophagusReverse Transcriptase Polymerase Chain ReactionIntestine, SmallSwineComet AssayHydrogen-Ion ConcentrationMicroscopy, ElectronHistamine H2 AntagonistsImmersionPteridiumEndoscopy, GastrointestinalGerbillinaeMalondialdehydeLewis Blood-Group SystemIleumDyspepsiaCyclooxygenase 1Enterochromaffin CellsEsophageal DiseasesAlcohol-Induced DisordersDose-Response Relationship, DrugGefarnate