Intestine, SmallStomachStomach UlcerIntestinesDuodenal UlcerPeptic UlcerPainLeg UlcerPressure UlcerIntestine, LargeSkin UlcerIntestinal MucosaJejunumStomach NeoplasmsChronic PainPain ManagementPeptic Ulcer HemorrhageIntestinal AbsorptionIleumDuodenumPain ThresholdPeptic Ulcer PerforationPain, PostoperativeLow Back PainBack PainAbdominal PainStomach DiseasesPain MeasurementBuruli UlcerNeck PainPain, IntractableDigestive SystemIntestinal NeoplasmsPelvic PainGastrointestinal MotilityPain PerceptionGastric MucosaMicrovilliFacial PainColonAcute PainPain, ReferredIntestinal DiseasesHelicobacter pyloriEnterocytesHelicobacter InfectionsShoulder PainGastric JuiceTime FactorsMusculoskeletal PainSwineSucraseAnti-Ulcer AgentsGastrointestinal TransitCecumGastrointestinal TractPaneth CellsGerm-Free LifeTissue DistributionDigestive System Physiological PhenomenaRNA, MessengerGastric AcidRats, Sprague-DawleyMyenteric PlexusCimetidinePylorusDiabetic FootIntestinal SecretionsRats, WistarOrgan SpecificityDigestionEpitheliumLiverJejunal NeoplasmsSerous MembraneAnti-Inflammatory Agents, Non-SteroidalGastrinsRats, Inbred StrainsVagotomyGastroscopyEnteritisGastrointestinal ContentsGastritisImmunohistochemistryTreatment OutcomeAnalgesicsMolecular Sequence DataIleal NeoplasmsDisaccharidasesMice, Inbred C57BLMyoelectric Complex, MigratingPyloric AntrumAnimals, SucklingIntubation, GastrointestinalMuscle, SmoothGastrointestinal HemorrhageAdministration, OralGastrointestinal DiseasesGastrointestinal HormonesNociceptive Pain