TABLE 2.
Distribution of PHIA variants among bovine and human STEC isolates with a single stx2 copya
| PHIA pattern | Serogroupa | No. of isolates with indicated pattern
|
|
|---|---|---|---|
| Human | Bovine | ||
| 1-1-1-1 | O26 | 1 | 0 |
| O103 | 1 | 0 | |
| O111 | 1 | 1 | |
| O145 | 1 | 0 | |
| O157 | 10 | 6 | |
| — | 3 | 2 | |
| 1-2-2-1 | O103 | 0 | 1 |
| O157 | 7 | 9 | |
| — | 0 | 2 | |
| 1-4-2-1 | O157 | 2 | 3 |
| — | 1 | 0 | |
| 3-2-3-1 | O113 | 0 | 1 |
| O157 | 0 | 1 | |
| 2-2-2-2 | O103 | 0 | 1 |
| — | 0 | 2 | |
| 2-1-1-1 | O103 | 0 | 2b |
| 2-1-2-1 | O128 | 0 | 1b |
| 3-1-5-1 | O103 | 0 | 1b |
a
—, no agglutination with antisera to any of the following serogroups: O26, O103, O111, O113, O145, and O157.
b
Cloned and sequenced.