TABLE 1.
Equine isolates used in this studya
| Warwick strain no. | Supplier’s strain no. | Yr isolated | Site of isolation | Country/county of isolatione | Source |
|---|---|---|---|---|---|
| 495/Pn138 | 409 | 1993 | Nasopharynx | United Kingdom/West Suffolk | N. Chanterb |
| 496/Pn139 | 7731 | 1992 | Nasopharynx | United Kingdom/West Suffolk | N. Chanter |
| 497/Pn140 | 600142 | 1996 | Nasopharynx | United Kingdom/West Suffolk | N. Chanter |
| 498/Pn141 | 3307 | 1992 | Nasopharynx | United Kingdom/West Sussex | N. Chanter |
| 499/Pn142 | 4826 | 1992 | Nasopharynx | United Kingdom/West Suffolk | N. Chanter |
| 500/Pn143d | 4778 | 1992 | Tracheal wash | United Kingdom/East Suffolk | N. Chanter |
| 501/Pn144 | 5330 | 1992 | Nasopharynx | United Kingdom/West Suffolk | N. Chanter |
| 502/Pn145 | 21 | 1987 | Tracheal wash | Ireland | J. F. Timoneyc |
| 503/Pn146 | 5 | 1987 | Tracheal wash | Ireland | J. F. Timoney |
| 504/Pn147 | 15 | 1987 | Tracheal wash | Ireland | J. F. Timoney |
| 505/Pn148 | 17 | 1987 | Tracheal wash | Ireland | J. F. Timoney |
a
All strains tested were optochin sensitive and bound a 16S RNA, species-specific gene probe.
b
Animal Health Trust, Newmarket, United Kingdom.
c
Gluck Equine Research Center, University of Kentucky.
d
Isolate 500 was not examined in RFLP studies of housekeeping genes and virulence factors.
e
All West Suffolk isolates originated from distinct stables.