BacteriaGram-Negative BacteriaGram-Positive BacteriaBacteria, AnaerobicBacterial Physiological PhenomenaRNA, Ribosomal, 16SDNA, BacterialBacterial ProteinsPhylogenyMolecular Sequence DataEscherichia coliBacteria, AerobicWater MicrobiologySoil MicrobiologyDNA, RibosomalSequence Analysis, DNAColony Count, MicrobialAnti-Bacterial AgentsSymbiosisFungiSeawaterCulture MediaBiodegradation, EnvironmentalGene Expression Regulation, BacterialBiofilmsBacteriological TechniquesGenes, BacterialRNA, BacterialGenome, BacterialBacterial InfectionsAir MicrobiologyAnaerobiosisBacterial AdhesionFermentationSpecies SpecificityGeologic SedimentsMicrobial ViabilityPseudomonasEnterobacteriaceaeProteobacteriaFresh WaterMicrobial Sensitivity TestsStaphylococcus aureusBacteroidesAmino Acid SequencePseudomonas aeruginosaGenes, rRNABetaproteobacteriaBase SequenceGammaproteobacteriaMetagenomeAerobiosisProbioticsEnvironmental MicrobiologyGram-Negative Anaerobic BacteriaArchaeaMouthGram-Negative Aerobic BacteriaBiodiversityEcosystemActinobacteriaPolymerase Chain ReactionGram-Negative Bacterial InfectionsBase CompositionHydrogen-Ion ConcentrationWolbachiaSulfur-Reducing BacteriaStreptococcusFood MicrobiologyVirulenceOxidation-ReductionAnti-Infective AgentsBacterial Typing TechniquesTemperatureCorynebacteriumSalmonella typhimuriumEukaryotaBacterial LoadAntibiosisMagnetospirillumBacillus subtilisGastrointestinal TractMethaneMicrobial InteractionsIntestinesStaphylococcusVibrioMicrobial ConsortiaBacteroidetesQuorum SensingMutationFecesMicroscopy, Electron, ScanningDrug Resistance, BacterialPlasmidsPhagocytosisLactobacillusBifidobacteriumPlanktonCloning, Molecular