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Behavior of isolated gram-negative bacterial strains in antimicrobial substances.
| Antimicrobial Substance | Number of Strains | ||
|---|---|---|---|
| Sensitive | Intermediate | Resistance | |
| Enrofloxacin 5 µg | 29 | 10 | 7 |
| Apramycin 30 µg | 21 | 14 | 10 |
| Gentamycin 10 µg | 10 | 10 | 26 |
| Neomycin 30 µg | 8 | 11 | 27 |
| Ceftiofur 30 µg | 17 | 7 | 22 |
| Flumequine 30 µg | 22 | 11 | 13 |
| Penicillin 10 IU | 11 | 9 | 26 |
| Lincomycin 2 µg | 10 | 14 | 22 |
| Ampicillin 10 µg | 15 | 8 | 23 |
IU: International Units.
