Gastrointestinal TractIntestinesMetagenomeDigestive SystemIntestinal MucosaMicrobiotaIsopteraEnteric Nervous SystemFecesBacteriaIntestine, SmallGastrointestinal HormonesGerm-Free LifeBacterial TranslocationPrebioticsIleumColonProbioticsCecumRNA, Ribosomal, 16SBifidobacteriumDigestive System Physiological PhenomenaEnteroendocrine CellsSymbiosisIntestinal AbsorptionIntestinal DiseasesGastrointestinal MotilityJejunumMethanobrevibacterDuodenumBiotaPeptide YYBacteroidesIntestine, LargePhylogenyImmunity, MucosalInflammatory Bowel DiseasesGastrointestinal TransitGastrointestinal ContentsPeyer's PatchesMesenteryMetagenomicsLarvaOligochaetaLactobacillusMolecular Sequence DataPermeabilityEnterocytesColitisSequence Analysis, DNAEndodermBacteroidetesStomachDenaturing Gradient Gel ElectrophoresisCholecystokininSynbioticsEnteritisGastrointestinal DiseasesMice, Inbred C57BLBacterial Physiological PhenomenaBiodiversityGlucagon-Like Peptide 1HeteropteraDietEnteral NutritionSwineDNA, BacterialEnterocolitisBacterial LoadLactobacillus reuteriBeetlesAdministration, OralDNA, RibosomalEndotoxinsCaco-2 CellsDysbiosisCrohn DiseaseFatty Acids, VolatileFermentationFeeding BehaviorShock, HemorrhagicGene Expression Regulation, DevelopmentalImmunoglobulin A, SecretorySplanchnic CirculationIleitisIn Situ HybridizationDisease Models, AnimalLiverColony Count, MicrobialEpitheliumHomeostasisInflammationEpithelial CellsEatingLactobacillalesGlucagon-Like Peptide 2Mice, KnockoutRectumLactuloseGastric Emptying