TABLE 1.
Bacterial and nematode strains and plasmids used for this study
| Strain or plasmid | Genotype or description | Reference |
|---|---|---|
| E. coli strains | ||
| MG1655 | F− λ− | 5 |
| OP50 | Uracil auxotrophy | 7 |
| E2348/69 | Prototypical EPEC serotype O127:H6 | 34 |
| JPN15 | EAF plasmid-cured E2348/69 | 30 |
| CVD452 | E2348/69 ΔescN::aphA3 Kmr | 29 |
| SE796 | E2348/69 Δler::aphA3 Kmr | 15 |
| B171-8 | Wild-type EPEC serotype O111:NM, contains EAF plasmid | 22 |
| B171-8ΔA | B171-8 deleted for bfpA Cmr | 4 |
| TB135A | Atypical EPEC serotype O128:H2, eae+ EAF− | 6 |
| TB156A | Atypical EPEC serotype O55:H7, eae+ EAF− | 6 |
| C. elegans strain | ||
| DH26 | fer-15(b26)II; sterile at 25°C | 46 |
| Plasmids | ||
| pGEN91 | ori15A gfpuv bla Apr | 19 |
| pKH91 | ori15A gfpuv bla Aprtet Tcr | This work |