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Bordetella pertussis reference strain and clinical isolates used in this study.
| Strain | Year of isolation | Patient age (weeks) | Source | PtxA | Fim | Prn |
|---|---|---|---|---|---|---|
| Bp Tohama I | 1954 | – | Japan | 2 | 2 | 1 |
| Bp2723 | 2001 | 8 | Argentina | 1 | 3 | 1 |
| Bp1918 | 2003 | 12 | Argentina | 1 | 3 | 2 |
| Bp2930 | 2004 | 17 | Argentina | 1 | 3 | 2 |
| Bp3495 | 2004 | 4 | Argentina | 1 | 3 | 2 |
| Bp7470 | 2005 | 8 | Argentina | 1 | 3 | 2 |
| Bp162 | 2006 | 8 | Argentina | 1 | 3 | 2 |
| Bp492 | 2006 | 6 | Argentina | 1 | 3 | 2 |
| Bp892 | 2007 | 12 | Argentina | 1 | 3 | 2 |
| BPK705E | 2009 | Japan | 2 | 2 | 1 | |
| BPSM | 1994 | Tohama derivative | 2 | 2 | 1 | |
