TABLE 1.

Sources, categories, and genotypes of the strains used in this studya

E. coli strainPathotypeSourceO typeH typeGenotype or phenotype
K-12 MG1655NonpathogenicUUU
O42EAECHuman (child)4418
J96UPECU4U
CFT073UPECU61
E2348/69EPECHuman (child)1276
EDL933EHECFood (hamburger)1577
Dec1A (C2816)EPECHuman (infant)556α-Intimin
Dec1B (C2814)EPECHuman556α-Intimin
0143 (C2822)EIECCantaloupeNeg45IpaH
2-3555 (C2834)EIECStandard strain (WHO)143UIpaH
1.2887 (C2828)UPECDog (lung)4NegCNF1
1.2922 (C2832)UPECDog6NegCNF1
2.2943 (C2824)UPECDog (colon)4UCNF1
4.0532 (C2836)ETECCow (feces)UUSta
4.0663 (C2838)ETECPig (small intestine)UULT Sta STb K88
4.0954 (C2842)ETECGoatUUSta, STb
99.0489 (C2852)EAECHumanUUEAEC
99.0490 (C2854)EAECHumanUUEAEC
99.1781 (C2856)EHECHuman1577SLT1 SLT2 eae HlyA
99.1782 (C2858)EHECHuman1577SLT1 SLT2 eae HlyA
99.1783 (C2860)EHECHuman1577SLT1 SLT2 eae HlyA
  • a Abbreviations: U, unknown; Neg, negative.