EnterocytesBacteriaGram-Negative BacteriaGram-Positive BacteriaIntestine, SmallIntestinal MucosaBacteria, AnaerobicIntestinesJejunumCaco-2 CellsMicrovilliDuodenumMolecular Sequence DataRNA, Ribosomal, 16SBacteria, AerobicBacterial ProteinsDNA, BacterialEscherichia coliPhylogenyIleumIntestinal AbsorptionDNA, RibosomalBacterial AdhesionSequence Analysis, DNAWater MicrobiologyGram-Negative Aerobic BacteriaGram-Negative Anaerobic BacteriaBacterial Physiological PhenomenaSoil MicrobiologyAnti-Bacterial AgentsColony Count, MicrobialGerm-Free LifeSulfur-Reducing BacteriaGenes, BacterialRNA, BacterialSeawaterEpitheliumSucrase-Isomaltase ComplexAmino Acid SequenceBase SequenceGene Expression Regulation, BacterialCulture MediaSucraseMicroscopy, ElectronAnaerobiosisSpecies SpecificityGenes, rRNAGenome, BacterialSymbiosisSwineEnterobacteriaceaeBase CompositionPeyer's PatchesBiodegradation, EnvironmentalEnterocolitis, NecrotizingAnimals, SucklingPseudomonasEpithelial CellsNecturus maculosusColonLactase-Phlorizin HydrolaseGlutamineFatty AcidsIronMicroscopy, Electron, ScanningGastrointestinal TractSalmonella typhimuriumFresh WaterVirulenceBacteriological TechniquesGammaproteobacteriaHydrogen-Ion ConcentrationCation Transport ProteinsBiofilmsCarrier ProteinsMicrobial Sensitivity TestsBacterial InfectionsOxidation-ReductionFermentationGeologic SedimentsProteobacteriaAntigens, CD13BacteroidesAerobiosisBacterial Typing TechniquesCloning, MolecularTemperatureApolipoprotein B-48Sodium-Glucose Transporter 1Cell MembraneKineticsMutationPseudomonas aeruginosaPolymerase Chain ReactionMembrane ProteinsCitrullinePlasmidsStaphylococcus aureusRNA, MessengerFeces