Table 2.
Genomic and phenotypic antibiogram of C. striatum isolates
| Antibiotic Class Antibiotic Zone of Inhibition (mm) |
CORYNE-1 | CORYNE-2 | CORYNE-3 | CORYNE-4 | CORYNE-5 | CORYNE-6 | CORYNE-7 |
|---|---|---|---|---|---|---|---|
|
|
|||||||
| Fluoroquinolones | gyrA mutation (S95T, D94A, E88A) | gyrA mutation (S95T, D94G, D87G) | gyrA mutation (S95T, D94G, D87G) | gyrA mutation (S95T, D94G, D87G) | gyrA mutation (S95T, D94G, D87G) | gyrA mutation (S95T, D94G, D87G) | gyrA mutation (S95T, D94A) |
|
|
|||||||
| levofloxacin | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
|
|
|||||||
| Aminoglycosides | aac(3)-XI, aph(3″)-Ib, aph(6)-Id, aph(3′)-Ic | aac(3)-XI | aac(3)-XI | aac(3)-XI, aph(3″)-Ib, aph(6)-Id, aph(3′)-Ic | aac(3)-XI | aac(3)-XI | |
|
|
|||||||
| gentamicin | 16 | 19 | 6 | 30 | 29 | 18 | 18 |
|
|
|||||||
| Phenicols | cmx | cmx | |||||
|
|
|||||||
| chloramphenicol | 8 | 32 | 35 | 9 | 30 | 31 | 28 |
|
|
|||||||
| Macrolides | erm(X) | erm(X) | erm(X) | erm(X) | erm(X) | erm(X) | erm(X) |
|
|
|||||||
| erythromycin | 12 | 8 | 6 | 6 | 10 | 9 | 8 |
|
|
|||||||
| clindamycin | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
|
|
|||||||
| Tetracyclines | tet(W) | tet(W) | tet(W) | tet(W) | tet(W) | tet(W) | |
|
|
|||||||
| tetracycline | 28 | 13 | 12 | 26 | 12 | 11 | 12 |
|
|
|||||||
| Beta-lactams | 15 | 21 | 15 | 15 | 12 | 14 | 16 |
| penicillin | |||||||
|
|
|||||||
| penicillin | 27 | 28 | 25 | 27 | 28 | 23 | 30 |
|
|
|||||||
| Other | 23 | 25 | 31 | 25 | 23 | 24 | 24 |
| vancomycin | |||||||
|
|
|||||||
| sulfamethoxazole w/ trimethoprim | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
|
|
|||||||
| rifampin | 36 | 36 | 40 | 36 | 34 | 36 | 36 |
|
|
|||||||
| linezolid | 36 | 38 | 40 | 42 | 38 | 40 | 38 |
Kirby-Bauer disk diffusion testing. Bolded columns highlight the related sub-cluster of patient isolates CORYNE-2, -3, and -6.