TABLE 1.
E. coli isolates used in this study
| E. coli straina | Source of isolation or type of pathogenicityb |
Motility on TBA 0.27% |
Motility in TBc |
|---|---|---|---|
| U5/41 | UPEC | – | – |
| DSM 50902 | NA | + | – |
| QST 40139 | Possibly commensal strain | – | – |
| AMC 198 | NA | – | – |
| E611 | EPEC | + | – |
| E2808 | EPEC | + | – |
| EW2129-54 | EPEC | + | +/– |
| C771 | EPEC | + | – |
| ICB 4004 | Urine | – | – |
| S13 | Septicemia patient | + | – |
| IHE3035 | Newborn with meningitis | + | +/– |
| M185/1-1 | Fecal isolate from healthy individual | + | + |
| B185/29-10 | Fecal isolate from healthy individual | + | + |
| D699(U5/41 Oac–) | Patient with urinary tract infection | + | – |
| IHE3043 | Newborn with meningitis | – | – |
| Z36 | Patient with urinary tract infection | + | – |
| T111 | Patient with urinary tract infection | + | – |
| PC 0886 | Possibly commensal strain | – | – |
| CDC 5624-50 | EPEC | – | – |
| MG1655 | Commensal lab strain | + | + |
a
Pathogenic and commensal strains that were motile on TBA 0.27% plates are indicated with boldface and italics, respectively.
b
UPEC, uropathogenic E. coli; EPEC, enteropathogenic E. coli; NA, not available.
c
+/– indicates that only a fraction of cells are motile.