TABLE 2.
Adherence of EHEC O157:H7, O26, and O111:H− strains to bovine explants ex vivo
| Serogroup for strain | No. of explants with intimately adherent bacteria/ total no. (% positive explants)
|
||
|---|---|---|---|
| Terminal ileum | Terminal colon | Terminal rectum | |
| O157:H7 | |||
| 85-170 Nalr | 18/19 (95) | 11/15 (73) | 17/20 (85) |
| TUV 93-0 | 11/12 (92) | 11/14 (79) | 16/18 (89) |
| TUV 93-0Δtir | 0/7 (0) | 0/8 (0) | 0/8 (0) |
| EDL933 | 5/5 (100) | 4/6 (67) | 6/6 (100) |
| O26 | |||
| 193 Nalr | 6/6 (100) | 5/7 (71) | 11/11 (100) |
| 331S89 Nalr | 3/4 (75) | 0/4 (0) | 2/4 (50) |
| O111:H− | |||
| E45035N | 4/7 (57) | 3/7 (43) | 7/10 (70) |
| EC920201 | 3/4 (75) | 4/4 (100) | 2/4 (50) |