Escherichia coli O157Escherichia coli ProteinsEscherichia coli InfectionsEscherichia coliGenes, BacterialBacterial ProteinsPopulation SurveillanceMolecular Sequence DataDNA, BacterialShiga Toxin 2Shiga Toxin 1Shiga ToxinPlasmidsBase SequenceHemolytic-Uremic SyndromeEscherichia coli K12FecesFood MicrobiologyAmino Acid SequenceShiga ToxinsO AntigensShiga-Toxigenic Escherichia coliBacterial SheddingCloning, MolecularMutationGene Expression Regulation, BacterialCattle DiseasesAdhesins, Escherichia coliCattleDisease OutbreaksColony Count, MicrobialBacterial AdhesionBacterial ToxinsDiarrheaOperonFoodborne DiseasesColiphagesEnterohemorrhagic Escherichia coliChromosomes, BacterialBacterial Outer Membrane ProteinsSentinel SurveillanceKineticsSerotypingVirulenceRNA, BacterialAnti-Bacterial AgentsElectrophoresis, Gel, Pulsed-FieldFimbriae, BacterialCulture MediaRecombinant ProteinsAdhesins, BacterialEscherichia coli VaccinesGenetic Complementation TestVirulence FactorsSequence Analysis, DNAMeatEnteropathogenic Escherichia coliPolymerase Chain ReactionTemperatureSequence Homology, Amino AcidLettuceEscherichiaRestriction MappingGenesEnterotoxigenic Escherichia coliEnterotoxinsElectrophoresis, Polyacrylamide GelBinding SitesFood ContaminationSorbitolManureFimbriae ProteinsHydrogen-Ion ConcentrationSpecies SpecificityAbattoirsMicrobial ViabilityMeat ProductsConjugation, GeneticAntigens, BacterialDrug Resistance, MicrobialFood HandlingDisease ReservoirsTranscription, GeneticSalmonellaGenome, BacterialProphagesSubstrate SpecificityShigellaCarrier ProteinsWater MicrobiologyMicrobial Sensitivity TestsMolecular WeightDNA Transposable ElementsDNA PrimersChromosome MappingDrug Resistance, BacterialPolysaccharides, BacterialBacteriophage lambdaLysogenyMutagenesis, Insertional