TABLE 2.
Distribution of EHEC O157 putative PAIs in E. coli strains
| E. coli | Serogroup | No. of strains
|
|||||
|---|---|---|---|---|---|---|---|
| Examined | Positive for:
|
||||||
| O#7 | O#43 | O#48 | O#43 + O#48 | O#122 | |||
| EHEC | O18 | 2 | 0 | 0 | 0 | 0 | 0 |
| O26 | 12 | 1 | 8 | 2 | 2 | 12 | |
| O45 | 3 | 3 | 0 | 0 | 0 | 2 | |
| O86 | 1 | 0 | 1 | 0 | 0 | 1 | |
| O103 | 3 | 3 | 2 | 0 | 0 | 3 | |
| O111 | 8 | 8 | 1 | 0 | 7 | 8 | |
| O118 | 3 | 0 | 1 | 1 | 1 | 3 | |
| O121 | 1 | 1 | 1 | 0 | 0 | 1 | |
| O123 | 1 | 0 | 0 | 0 | 1 | 1 | |
| O128 | 1 | 1 | 0 | 0 | 0 | 0 | |
| O145 | 4 | 0 | 4 | 0 | 0 | 4 | |
| O152 | 1 | 1 | 0 | 0 | 0 | 0 | |
| O157 | 23 | 23a | 0 | 6 | 17a | 23 | |
| EPEC | O26 | 9 | 2 | 2 | 1 | 4 | 9 |
| O45 | 1 | 1 | 0 | 0 | 0 | 1 | |
| O55 | 4 | 3 | 1 | 0 | 0 | 4 | |
| O86 | 2 | 0 | 1 | 0 | 0 | 0 | |
| O103 | 2 | 2 | 0 | 0 | 0 | 2 | |
| O111 | 3 | 3 | 1 | 1 | 1 | 3 | |
| O114 | 1 | 1 | 0 | 0 | 0 | 1 | |
| O125 | 3 | 0 | 2 | 0 | 0 | 2 | |
| O127 | 5 | 0 | 1 | 0 | 0 | 5b | |
| O128 | 6 | 3 | 3 | 1 | 0 | 5 | |
| NDc | 3 | 1 | 1 | 1 | 1 | 3 | |
| EAEC | 8 | 4 | 0 | 0 | 0 | 0 | |
| ETEC | 10 | 5 | 1 | 0 | 0 | 0 | |
| NTEC | 8 | 0 | 3 | 0 | 0 | 0 | |
| Nonpathogenicd | 5 | 0 | 0 | 0 | 0 | 0 | |
a
Including reference strain EDL 933.
b
Including reference strain E2348/69.
c
ND, not determined.
d
Strains showing no virulence genes associated with the other pathogroups.