Chromosomes, BacterialPlasmidsGenes, BacterialEscherichia coliConjugation, GeneticBase SequenceMolecular Sequence DataExtrachromosomal InheritanceGenesDNA, BacterialCloning, MolecularChromosome MappingRestriction MappingGene Expression Regulation, BacterialBacterial ProteinsRecombination, GeneticAmino Acid SequenceDNA Transposable ElementsTransformation, BacterialF FactorMutationMutagenesis, InsertionalSequence Homology, Nucleic AcidSuperinfectionTranscription, GeneticGenetic Complementation TestOperonTransduction, GeneticRhizobiumSex ChromosomesR FactorsChromosomesYersinia pestisIntronsDrug Resistance, MicrobialGene TargetingChromosomes, HumanSequence Analysis, DNAEscherichia coli ProteinsDNA Restriction EnzymesNucleic Acid HybridizationPromoter Regions, GeneticVirulenceGenome, BacterialDNADNA, RecombinantBacterial Outer Membrane ProteinsGenetics, MicrobialPolymerase Chain ReactionOpen Reading FramesPhenotypeMutagenesisGene Transfer, HorizontalGene DeletionGenetic MarkersGenetic EngineeringPhylogenyMultigene FamilyLysogenySpecies SpecificityAnti-Bacterial AgentsSaccharomyces cerevisiaeGenetic Vectorsbeta-GalactosidaseGenetic LinkageGenetic VariationPseudomonasTransformation, GeneticGenes, FungalRNA, MessengerExonsbeta-LactamasesBacteriophagesEvolution, MolecularSalmonella typhimuriumStaphylococcus aureusDNA-Binding ProteinsAllelesCell LineRNA, BacterialSequence Homology, Amino AcidDNA, FungalGenotypeDNA PrimersTemperatureSelection, GeneticGene Expression RegulationRepressor ProteinsGene ExpressionOligonucleotide Array Sequence AnalysisTranscription FactorsSequence DeletionSequence AlignmentProtein BiosynthesisRecombinant Fusion ProteinsMicrobial Sensitivity TestsMolecular WeightTransfection