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Diversity of the folA–apaH intergenic region among isolates belonging to the same serogroups
| Serogroup | Total no. of isolates | No. of isolates with an IR of 151 bp | No. of isolates with an IR of 712 bp | No. of isolates with an IR of 1499 bp |
|---|---|---|---|---|
| O2 | 10 | — | 10 | — |
| O26 | 19 | — | — | 19 |
| O55 | 19 | — | 19 | — |
| O111 | 32 | 14 | — | 18 |
| O128 | 15 | 10 | — | 5 |
| O157 | 24 | 1 | 23 | — |
Serogroups represented by at least 10 isolates are indicated.
