Escherichia coli ProteinsMice, KnockoutEscherichia coliEscherichia coli InfectionsEscherichia coli O157Bacterial ProteinsMolecular Sequence DataGenes, BacterialBase SequenceDNA, BacterialPlasmidsAmino Acid SequenceEscherichia coli K12MutationCloning, MolecularEscherichiaGene Knockout TechniquesGene Expression Regulation, BacterialAdhesins, Escherichia coliOperonKineticsRecombinant ProteinsChromosomes, BacterialRNA, BacterialBacterial Outer Membrane ProteinsColiphagesGenetic Complementation TestSequence Homology, Amino AcidGenesRestriction MappingBinding SitesMice, Inbred C57BLEnterotoxigenic Escherichia coliCulture MediaShiga-Toxigenic Escherichia coliAnti-Bacterial AgentsTemperatureSubstrate SpecificityTranscription, GeneticBacterial ToxinsEnteropathogenic Escherichia coliGene DeletionElectrophoresis, Polyacrylamide GelFimbriae, BacterialConjugation, GeneticBacterial AdhesionPhenotypeEnterotoxinsCarrier ProteinsRecombinant Fusion ProteinsProtein BindingMembrane Proteinsbeta-GalactosidaseMembrane Transport ProteinsEnterohemorrhagic Escherichia coliMolecular WeightProtein ConformationChromosome MappingDrug Resistance, MicrobialMutagenesis, Site-DirectedModels, MolecularUropathogenic Escherichia coliEscherichia coli VaccinesTransduction, GeneticDNA PrimersChloramphenicolFecesSequence Analysis, DNABacteriophage lambdaSequence AlignmentDiarrheaHydrogen-Ion ConcentrationPromoter Regions, GeneticDNA-Directed RNA PolymerasesSpecies SpecificityRecombination, GeneticFimbriae ProteinsGene ExpressionMutagenesisLac OperonDNA Transposable ElementsPolymerase Chain ReactionCell MembraneGenetics, MicrobialColicinsAdenosine TriphosphatasesHot TemperatureDNA ReplicationMicrobial Sensitivity TestsGalactosidasesVirulenceDNA-Binding ProteinsDNA Restriction EnzymesMutagenesis, InsertionalSOS Response (Genetics)Transformation, BacterialShiga Toxin 1RNA, MessengerGenes, RegulatorNucleic Acid Conformation