MicrobiotaMetagenomeGastrointestinal TractPrebioticsDenaturing Gradient Gel ElectrophoresisFecesBacteriaIntestinesBifidobacteriumBiotaRNA, Ribosomal, 16SProbioticsBacterial LoadBiodiversityBacteroidetesColonBacteroidesClostridiumDietColitisIntestinal MucosaColony Count, MicrobialDNA, BacterialSequence Analysis, DNAPhylogenyDNA, RibosomalBody CompositionPolymerase Chain ReactionObesityGerm-Free LifeDysbiosisLactobacillusCecumMetagenomicsFatty AcidsBacterial Physiological PhenomenaSymbiosisVerrucomicrobiaMicrobial InteractionsSynbioticsMicrobial ConsortiaProteobacteriaMolecular Sequence DataVaginaEcosystemBase CompositionRNA, BacterialActinobacteriaAmino AcidsMouthPrevotellaRuminococcusSpecies SpecificityPhospholipidsInflammatory Bowel DiseasesCluster AnalysisVaginosis, BacterialFermentationAnimal FeedDigestive SystemPrincipal Component AnalysisMethanobrevibacterLactobacillalesFatty Acids, VolatileFusobacteriaAnti-Bacterial AgentsInfant FormulaLipidsHigh-Throughput Nucleotide SequencingDental PlaqueGram-Positive BacteriaMice, Inbred C57BLBacterial TranslocationHost-Pathogen InteractionsSwineBiological TherapyBody WeightBacteroidaceaeChromatography, GasLactobacillus acidophilusIsopteraAdipose TissueImmunity, MucosalMetabolomeGastrointestinal ContentsEubacteriumIntestine, LargeMolecular TypingOligosaccharidesLactobacillus reuteriAntibiosisGenes, rRNACattleTime FactorsBacteria, AnaerobicIleumMembrane Lipids