Table 2. The PT of the original strain 9000 and, when modified, a description of the modifications.
Strain | Description | PT |
---|---|---|
9000 | Original PT21/28 IPRAVE isolate, Stx2a and Stx2c | 21/28 |
9000–2 | 9000 with Stx2c phage partly deleted | 21/28 |
9000–3 | 9000 with Stx2a phage entirely deleted | 32 |
9000–4 | 9000–2 with Stx2a phage entirely deleted | 32 |
9000–5 | 9000–3 with Stx2c phage partly deleted | 32 |