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Proposed breakpoints for the interpretation of Brachyspira MICs
| Author | Proposed resistance breakpointa or wildtype cutoffa (mg/liter) | Reference | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Valnemulin | Tiamulin | Lincomycin | Tylosin | Tylvalosin | Doxycycline | Genatmicin | Carbadox | ||
| Burch | >0.125–0.25 | >0.5–1 | >50–100 | >1632 | >16–32 | 219 | |||
| Pringle | >0.12 | >0.25 | >1 | >16 | >1 | >0.5 | 156, 220 | ||
| Duhamel | ≥2 | ≥75 | ≥10 | ≥1 | 221 | ||||
Resistance breakpoint, Burch and Duhamel; wildtype cutoff, Pringle.
