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Neurotoxin genes present in the genomes of isolates of C. botulinum Group I and C. sporogenes (see Table S1 for further details of the isolates).
| Botulinum Neurotoxin Gene Sub-Type | Number of Strains Included in This Study |
|---|---|
| A1 | 64 |
| A1 B5 | 20 |
| A2 | 114 |
| A2 B2 | 1 |
| A2 B3 | 1 |
| A2 B5 | 1 |
| A2 B7 | 1 |
| A2 F4 | 3 |
| A2 F5 | 1 |
| A2 F4 F5 | 6 |
| A3 | 9 |
| A4 B5 | 2 |
| A5 B2 | 44 |
| A5 B3 | 8 |
| B1 | 37 |
| B2 | 73 |
| B2 FA | 1 |
| B3 | 30 |
| B5 | 2 |
| B5 F2 | 6 |
| B6 | 3 |
| B7 | 6 |
| F1 | 14 |
| F4 | 1 |
| F5 | 1 |
| F8 | 1 |
| none | 107 |
| TOTAL | 556 |
