Table 2.
Macrolide–lincosamide–streptogramin (MLS) resistance patterns of Borrelia burgdorferi strain B31
| Antibiotic |
B. burgdorferi strain B31 from different sources (μg/mL)
|
|||
|---|---|---|---|---|
| (HP)-EmR | (LP)-EmR | 5A3(LP) | 35210 | |
| Macrolide | ||||
| Erythromycin | 100 | 100 | <1 a | <1 |
| Lincosamides | ||||
| Lincomycin | 15 | 15 | <1 | <1 |
| Clindamycin | 10 | 10 | <1 | <1 |
| Streptogramins | ||||
| Virginiamycin M b | 15 | 1 | 1 | <1 |
| Quinupristin (B) | 1 | 1 | 1 | N.D. |
| Dalfopristin (A) | 25 | 1 | 1 | N.D. |
HP, high-passage; LP, low-passage; EmR, erythromycin-resistant; N.D., not determined.
a
Cells did not grow at an antibiotic concentration of 1 μg/mL.
b
>90% streptogramin A.