Disease ReservoirsSequence Analysis, DNASpecies SpecificityRNA, Ribosomal, 16SDNA, RibosomalBacterial Typing TechniquesMice, Inbred StrainsGenes, BacterialEscherichia coliVirulenceDNA, BacterialPolymerase Chain ReactionFresh WaterAnti-Bacterial AgentsMicrobial Sensitivity TestsMutationWater MicrobiologyPhylogenySerotypingMolecular Sequence DataCulture MediaPhenotypePlasmidsBase CompositionGenes, rRNAGenotypeAmino Acid SequenceGenetic VariationDrug Resistance, MicrobialZoonosesAnimals, WildSoil MicrobiologyRodentiaGenome, BacterialFecesElectrophoresis, Gel, Pulsed-FieldCluster AnalysisRNA, BacterialGene Expression Regulation, BacterialDNA FingerprintingNucleic Acid HybridizationEscherichia coli InfectionsBacterial ProteinsRodent DiseasesPhytoplanktonPolymorphism, Restriction Fragment LengthDrug Resistance, BacterialCloning, MolecularVirulence FactorsDisease OutbreaksEutrophicationVirus LatencyMolecular EpidemiologyStaphylococcus aureusCladoceraBacterial AdhesionBrazilFatty AcidsEnvironmental MicrobiologyBiodegradation, EnvironmentalTemperatureAntigens, BacterialFermentationColony Count, MicrobialRiversSeawaterBacteriaBacterial ToxinsBacterial Outer Membrane ProteinsPseudomonasFood MicrobiologyDNA PrimersCattleDNA Transposable ElementsBase SequenceEscherichia coli ProteinsSeasonsSequence Homology, Nucleic AcidSwineHIV-1Chromosomes, BacterialSprains and StrainsGene DeletionPseudomonas aeruginosaRandom Amplified Polymorphic DNA TechniqueRecombination, GeneticChiropteraTime FactorsConjugation, GeneticPeromyscusCarrier StateVirus ReplicationPopulation DensityWater SupplyActinomycetalesDNA, Ribosomal SpacerMice, Inbred BALB CZooplanktonStaphylococcal InfectionsPetroleum