Mice, CongenicMice, Inbred StrainsMice, Inbred C57BLSpecies SpecificityMice, KnockoutDisease Models, AnimalMice, TransgenicPhenotypeSequence Analysis, DNARNA, Ribosomal, 16SDNA, RibosomalBacterial Typing TechniquesGenes, BacterialEscherichia coliVirulenceMutationMicrobial Sensitivity TestsDNA, BacterialAnti-Bacterial AgentsSerotypingCulture MediaBase CompositionPlasmidsGenes, rRNAPolymerase Chain ReactionAmino Acid SequenceDrug Resistance, MicrobialGenome, BacterialSoil MicrobiologyGenotypeGene Expression Regulation, BacterialNucleic Acid HybridizationRNA, BacterialMolecular Sequence DataGenetic VariationCloning, MolecularDNA FingerprintingElectrophoresis, Gel, Pulsed-FieldFatty AcidsCluster AnalysisBacterial ProteinsFermentationPolymorphism, Restriction Fragment LengthStaphylococcus aureusBacterial AdhesionAntigens, BacterialVirulence FactorsWater MicrobiologyBiodegradation, EnvironmentalPseudomonasDrug Resistance, BacterialSprains and StrainsDNA Transposable ElementsEscherichia coli InfectionsPhylogenyTemperatureBacterial ToxinsBacterial Outer Membrane ProteinsGene DeletionSequence Homology, Nucleic AcidActinomycetalesEscherichia coli ProteinsChromosomes, BacterialSeawaterGenetic Complementation TestPseudomonas aeruginosaRecombination, GeneticConjugation, GeneticDNA PrimersFecesMolecular EpidemiologyRandom Amplified Polymorphic DNA TechniqueDisease OutbreaksChromosome MappingSaccharomyces cerevisiaeFood MicrobiologyColony Count, MicrobialMice, Inbred BALB CSalmonella typhimuriumStreptococcusAerobiosisRestriction MappingOperonMutagenesis, InsertionalBase SequenceAntibiosisSequence Homology, Amino AcidAnaerobiosisBacteriological TechniquesBacillusCrosses, GeneticSequence AlignmentPolysaccharides, BacterialBacteriaStaphylococcusStaphylococcal InfectionsFimbriae, BacterialDNA, FungalStress, MechanicalHemolysin Proteins