Table 5.
Discrimination of STEC O157 strains within XbaI-PFGE clusters by phage type, stx genotype and BlnI-PFGE.
| Cluster/No. of XbaI-PFGE | No. of strains | Phage type | stx genotype | BlnI-PFGE pattern |
| I (AREXHX01-0013) | 1 | 14 | stx2 and stx2c (vh-a) | AREXHA26-0013 |
| 1 | 49 | stx2 and stx2c (vh-a) | AREXHA26-0015 | |
| 1 | UT | stx2 and stx2c (vh-a) | AREXHA26-0024 | |
| II (AUEXHX01-0014) | 3 | 54 | stx2 and stx2c (vh-a) | AUEXHA26-0002 |
| III (AREXHX01-0014) | 1 | 49 | stx2 and stx2c (vh-a) | AREXHA26-0018 |
| 1 | 49 | stx2 and stx2c (vh-a) | AREXHA26-0015 | |
| IV (AREXHX01-0022) | 3 | 49 | stx2 and stx2c (vh-a) | AREXHA26-0015 |
| 1 | 4 | stx2 and stx2c (vh-a) | AREXHA26-0015 | |
| 1 | 49 | stx2 | AREXHA26-0019 | |
| V (NZEXHX01-0010) | 1 | 2 | stx2 | NZEXHA26-0003 |
| 1 | 2 | stx2 | NZEXHA26-0007 | |
| VI (AREXHX01-0011) | 2 | 4 | stx2 and stx2c (vh-a) | AREXHA26-0008 |
| 1 | 4 | stx2 and stx2c (vh-a) | AREXHA26-0031 | |
| 1 | 26 | stx2 and stx2c (vh-a) | AREXHA26-0011 | |
| 1 | 4 | stx2 and stx2c (vh-a) | AREXHA26-0023 | |
| 1 | 4 | stx2 and stx2c (vh-a) | AREXHA26-0022 | |
| 1 | 4 | stx2 and stx2c (vh-a) | AREXHA26-0009 | |
| 1 | 4 | stx2 | AREXHA26-0025 | |
| VII (NZEXHX01-0006) | 1 | 2 | stx2 | NZEXHA26-0005 |
| 1 | 2 | stx2 | NZEXHA26-0004 | |
| VIII (NZEXHX01-0005) | 2 | 2 | stx2 | NZEXHA26-0001 |
| 1 | 2 | stx2 | NZEXHA26-0002 | |
| 1 | 2 | stx2 | NZEXHA26-0006 | |
| IX (NZEXHX01-0003) | 1 | 2 | stx2 | NZEXHA26-0001 |
| 1 | 2 | stx2 | NZEXHA26-0002 | |
| 1 | 2 | stx2 | NZEXHA26-0003 | |
| X (AUEXHX01-0013) | 5 | 14 | stx1 and stx2 | AUEXHA26-0001 |