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Distribution of the toxA, hgbB, and pfhA gene profiles according to biovars
| Gene profile of toxA/hgbB/pfhA | No. (%) of gene profiles within the following biovars | Total (n = 166) | |||
|---|---|---|---|---|---|
| Biovar 1 (n = 3) | Biovar 2 (n = 35) | Biovar 3 (n = 114) | Biovar 13 (n = 14) | ||
| toxA − hgbB + pfhA + | 3 (100)*** | 0 | 0 | 0 | 3 |
| toxA − hgbB − pfhA + | 0 | 35 (100)*** | 0 | 0 | 35 |
| toxA + hgbB + pfhA − | 0 | 0 | 9 (7.9)* | 0 | 9 |
| toxA − hgbB + pfhA − | 0 | 0 | 104 (91.2)*** | 14 (100)* | 118 |
| toxA − hgbB − pfhA − | 0 | 0 | 1 (0.9) | 0 | 1 |
*P < 0.05, *** P < 0.001
