Characterization of an IncR Plasmid with Two Copies of ISCR-Linked qnrB6 from ST968 Klebsiella pneumoniae

Table 2

Antibiotic resistance profile of R50.

Drug	MIC (μg/ml)	Phenotype
Ampicillin	32	Resistant
Spectinomycin	32
Florfenicol	1024	Resistant
Chloramphenicol	512	Resistant
Nalidixic acid	32	Resistant
Gentamicin	≤0.25	Sensitive
Tobramycin	4	Sensitive
Tetracyclines	512	Resistant
Kanamycin	4	Sensitive
Streptomycin	4	Sensitive
Amikacin	≤1	Sensitive
Cephalothin	≤0.03
Azithromycin	≤1	Sensitive
Sisomicin	2
Rifampin	>1024	Resistant
Erythromycin	64