Escherichia coli O157Escherichia coli ProteinsEscherichia coli InfectionsEscherichia coliGenes, BacterialBacterial ProteinsDNA, BacterialMolecular Sequence DataShiga Toxin 2Shiga ToxinElectrophoresis, Gel, Pulsed-FieldShiga Toxin 1PlasmidsBase SequenceFood MicrobiologyHemolytic-Uremic SyndromeEscherichia coli K12FecesShiga ToxinsAmino Acid SequenceBacterial SheddingShiga-Toxigenic Escherichia coliCloning, MolecularO AntigensMutationGene Expression Regulation, BacterialCattle DiseasesAdhesins, Escherichia coliCattleColony Count, MicrobialBacterial ToxinsBacterial AdhesionOperonDisease OutbreaksDiarrheaColiphagesChromosomes, BacterialSerotypingEnterohemorrhagic Escherichia coliBacterial Outer Membrane ProteinsFoodborne DiseasesAnti-Bacterial AgentsVirulenceKineticsRNA, BacterialBacterial Typing TechniquesFimbriae, BacterialCulture MediaRecombinant ProteinsVirulence FactorsSequence Analysis, DNAAdhesins, BacterialPolymerase Chain ReactionEscherichia coli VaccinesMeatGenetic Complementation TestRestriction MappingEnteropathogenic Escherichia coliLettuceSequence Homology, Amino AcidEscherichiaTemperatureGenesEnterotoxinsFood ContaminationElectrophoresis, Polyacrylamide GelEnterotoxigenic Escherichia coliSorbitolConjugation, GeneticBinding SitesMeat ProductsManureSpecies SpecificityFimbriae ProteinsGenome, BacterialHydrogen-Ion ConcentrationAbattoirsProphagesMicrobial ViabilityDNA FingerprintingFood HandlingMicrobial Sensitivity TestsSalmonellaAntigens, BacterialMolecular TypingDrug Resistance, MicrobialSubstrate SpecificityDNA Transposable ElementsTranscription, GeneticCarrier ProteinsShigellaDrug Resistance, BacterialGenotypeDNA PrimersChromosome MappingDisease ReservoirsWater MicrobiologyMolecular WeightSalmonella typhimuriumMolecular Epidemiology