IntestinesGastrointestinal TractCecumGerm-Free LifeFecesDigestive SystemIntestinal MucosaIntestine, LargeIntestine, SmallColonIleumUrinary Tract InfectionsIntestinal DiseasesJejunumCrop, AvianIntestinal NeoplasmsBacteroidesGastrointestinal ContentsClostridiumStruthioniformesUrinary TractIntestinal AbsorptionEnteritisMetagenomeCampylobacter jejuniLactobacillusDuodenumColony Count, MicrobialBacteriaBifidobacteriumRespiratory Tract InfectionsMucinsAntibiosisPyramidal TractsRNA, Ribosomal, 16SSwineProbioticsDiarrheaDNA, BacterialMicrobiotaEubacteriumSalmonella Infections, AnimalBlastocystis InfectionsEscherichia coliAnti-Bacterial AgentsBacterial AdhesionClostridium perfringensMolecular Sequence DataCloacaActinomycetaceaeCampylobacter InfectionsCaco-2 CellsEscherichia coli InfectionsVirulenceEnterocytesIsopteraImmunity, MucosalStreptomycinChickensBacterial TranslocationPhylogenyStomachEnterobacteriaceaeSpecific Pathogen-Free OrganismsDigestionPoultry DiseasesAdministration, OralSequence Analysis, DNARectumLactobacillus acidophilusEpithelial CellsFucoseBacteria, AnaerobicDucksGastrointestinal DiseasesBacterial ProteinsBacteroides InfectionsDNA, RibosomalIntestinal Diseases, ParasiticEnterococcus faecalisDietMucusPolymerase Chain ReactionGenes, APCFatty Acids, VolatileBile Acids and SaltsStarchCelluloseBileAnimal FeedAcetatesMice, Inbred C57BLMutationGenitalia, FemaleBase SequenceSpecies SpecificityInflammatory Bowel DiseasesEnterococcusGram-Positive Bacterial InfectionsImmunoglobulin A