TABLE 3.
Presence of the HPI and LEE in STEC strains
| Serotype | Total no. of strains | No. of strains positive for:
|
|
|---|---|---|---|
| LEE (eae) | HPI (irp2, fyuA) | ||
| O157:H7/H− | 37 | 37 | 0 |
| O103:H2 | 13 | 13 | 0 |
| O111:H− | 14 | 14 | 0 |
| O145:H− | 13 | 13 | 0 |
| O26:H11/H− | 31 | 31 | 31 |
| O128:H2/H− | 12 | 0 | 7 |
| Others | 21 | 21 | 4a |
| 65 | 0 | 14b | |
| Total | 206 | 129 | 56 |
a
Serotypes O118:H (two strains), O4:H (one strain), and O121:H10 (one strain).
b
Six different serotypes, including O3:H2 (one strain), O3:H10 (one strain), O41:H− (one strain), O60:H− (one strain), O78:H− (three strains), and O152:H4 (one strain); three additional strains were not typeable with the O antisera used, and three strains were rough.