Intestinal DiseasesImmunoproliferative Small Intestinal DiseaseBacteriaMaltaEnteritisMalabsorption SyndromesIntestinal Diseases, ParasiticDiverticulitisImmunoglobulin alpha-ChainsSprue, TropicalIntestinal MucosaIntestine, SmallCampylobacter InfectionsCrohn DiseaseCommunicable DiseasesIntestinesFecesDysenteryInflammatory Bowel DiseasesCeliac DiseaseGram-Negative BacteriaIntestinal NeoplasmsGram-Positive BacteriaGastrointestinal DiseasesCaliciviridae InfectionsDiarrheaGastroenteritisNorovirusCampylobacterEnglandBacteria, AnaerobicEnterocolitis, NecrotizingClostridium difficileWalesIleumCampylobacter jejuniProbioticsColitis, UlcerativeJejunumColitisIntestinal AbsorptionRNA, Ribosomal, 16SColonBacteria, AerobicDNA, BacterialMolecular Sequence DataBacterial ProteinsPhylogenyEscherichia coliDNA, RibosomalPolymerase Chain ReactionBiopsySequence Analysis, DNAWater MicrobiologyGram-Negative Aerobic BacteriaGram-Negative Anaerobic BacteriaBacterial Physiological PhenomenaIncidenceDisease Models, AnimalSoil MicrobiologyAnti-Bacterial AgentsInfant, NewbornSulfur-Reducing BacteriaGenes, BacterialRNA, BacterialSeawaterColony Count, MicrobialMice, Inbred C57BLCohort StudiesGene Expression Regulation, BacterialCulture MediaAnaerobiosisGenes, rRNAGenome, BacterialSymbiosisBase CompositionBiodegradation, EnvironmentalBacterial AdhesionAmino Acid SequencePseudomonasSpecies SpecificityEnterobacteriaceaeBase SequenceFresh WaterBacteriological TechniquesGammaproteobacteriaBiofilmsMicrobial Sensitivity TestsBacterial Infections