TABLE 1.
Chilean EHEC isolates characterized by DNA colony hybridization, serogrouping, and sorbitol phenotype
| Isolate origin (no. of isolates) | Genotype | No. of isolates | Serogroup | No. of sorbitol-negative strains |
|---|---|---|---|---|
| HUS (10) | stx1stx2eae hly | 4 | O157 | 4 |
| 1 | O26 | 1 | ||
| stx1stx2eae | 4 | O157 | 4 | |
| 1 | O26 | 1 | ||
| Asymptomatic subjects (13) | stx1stx2eae hly | 4 | O157 | 4 |
| 2 | O114 | 2 | ||
| 1 | O126 | 1 | ||
| stx1stx2eae | 2 | O157 | 2 | |
| stx1stx2hly | 1 | O157 | 1 | |
| stx1stx2 | 1 | O157 | 1 | |
| stx1hly | 1 | O157 | 1 | |
| stx1 | 1 | O157 | 1 | |
| Food (8) | stx1stx2eae hly | 5 | O157 | 4 |
| stx1stx2hly | 1 | O157 | 0 | |
| stx2eae hly | 1 | O157 | 0 | |
| stx2hly | 1 | O157 | 1 | |
| Porcine (19) | stx1stx2eae hly | 7 | O157 | 3 |
| 3 | O26 | 0 | ||
| 3 | O111 | 2 | ||
| stx1stx2eae | 2 | O111 | 0 | |
| stx1eae hly | 2 | O157 | 0 | |
| stx1eae | 1 | O157 | 1 | |
| stx1 | 1 | O157 | 1 | |
| Bovine (4) | stx1eae | 1 | O157 | 0 |
| stx1 | 3 | O157 | 2 |