Gene Expression Regulation, BacterialGene Expression ProfilingGenes, BacterialRNA, BacterialBacterial ProteinsEscherichia coliGene ExpressionGene Expression RegulationOligonucleotide Array Sequence AnalysisMolecular Sequence DataBase SequenceRNA, MessengerTranscription, GeneticPromoter Regions, GeneticReverse Transcriptase Polymerase Chain ReactionGene Expression Regulation, DevelopmentalTranscription FactorsGenome, BacterialPlasmidsDNA, BacterialGene Transfer, HorizontalGene Expression Regulation, NeoplasticMutationKanamycin KinaseCloning, MolecularCluster AnalysisGene Expression Regulation, EnzymologicGene Expression Regulation, PlantAmino Acid SequenceChloramphenicol O-AcetyltransferaseLac OperonCell LineBacteriaOperonDNA-Binding ProteinsSymbiosisPhylogenyGenes, ReporterCells, CulturedOpen Reading FramesGene Expression Regulation, ViralGenesAcetyltransferasesRNASequence Analysis, DNAPolymerase Chain ReactionModels, GeneticGenetic EngineeringTransfectionMultigene FamilyGenetic VectorsSignal TransductionVirulenceEvolution, MolecularDNA PrimersRhizobiumComputational BiologyTransformation, GeneticEscherichia coli ProteinsTranscriptomeGenes, RegulatorGene Expression Regulation, FungalDNA Transposable Elementsbeta-GalactosidaseDNATransduction, GeneticVirulence FactorsRhizobiaceaeSequence AlignmentMicroarray AnalysisSequence Homology, Amino AcidGenetic Complementation TestChromosome MappingSalmonella typhimuriumUp-RegulationModels, BiologicalSpecies SpecificityPlants, Genetically ModifiedGenes, ArchaealBlotting, NorthernMutagenesis, InsertionalLysogenyProtein BiosynthesisChromosomes, BacterialCell DifferentiationDNA, RecombinantRecombinant Fusion ProteinsTranscriptional ActivationHost-Pathogen InteractionsDown-RegulationIn Situ HybridizationCell Line, TumorTrans-ActivatorsNuclear ProteinsGene Regulatory NetworksRepressor ProteinsCodonMice, Inbred C57BLDNA, ComplementaryPhenotype