Intestinal MucosaIntestine, SmallJejunumCeliac DiseaseSucraseChlordanDuodenumGlutensIleumMicrovilliGliadinEnterocytesIntestinal AbsorptionIntestinesProtein DeficiencyGastric MucosaRats, Inbred StrainsEpitheliumSwineBiopsyMouth MucosaMicroscopy, ElectronLiverRats, Sprague-DawleyRNA, MessengerEpithelial CellsBody WeightKineticsNasal MucosaColonIntestinal DiseasesMucous MembraneImmunity, MucosalBacterial TranslocationIntestine, LargeIntestinal SecretionsAdministration, OralEnteritisColitis, UlcerativeInflammatory Bowel DiseasesDigestive SystemCausticsCrohn DiseaseGerm-Free LifeCecumCaco-2 CellsBacterial AdhesionPeyer's PatchesForeign BodiesIleitisOlfactory MucosaStomachPermeabilityRats, WistarDisaccharidasesTime FactorsColitisGastrointestinal TractLymphLaryngeal MucosaImmunoglobulin ATrichostrongylosisDietEatingProbioticsDiarrheaEnterocolitisAmine Oxidase (Copper-Containing)Immunohistochemistry