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. Author manuscript; available in PMC: 2019 Sep 1.
Published in final edited form as: Clin Microbiol Infect. 2018 Jan 9;24(9):1016.e7–1016.e13. doi: 10.1016/j.cmi.2017.12.024

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.