BMC Infectious Diseases

Table 2 Resistance profiles of the qnr positive strains and transconjugants

From: Presence of qnr gene in Escherichia coli and Klebsiella pneumoniae resistant to ciprofloxacin isolated from pediatric patients in China

Strain	MIC(μg/ml)
	AMC^a	CFP	CTX	CAZ	FOX	FEP	IPM/CS	ATM	AMK	GEN	CIP	OFX
E. coli
05B239	32	> 512	512	32	32	512	0.25	64	4	128	64	32
05C2795	128	512	64	256	512	16	0.5	256	16	256	16	32
05G1844	32	512	64	8	32	8	0.125	16	4	128	64	32
05G1889	32	512	> 512	32	32	128	0.25	32	8	128	64	64
05SB14	16	> 512	128	8	32	16	0.125	8	8	256	64	16
05SB25	32	> 512	> 512	128	32	128	0.125	64	4	128	64	32
05SB47	32	> 512	> 512	512	16	> 512	0.25	256	8	128	256	64
06G60	32	512	512	32	16	128	0.25	64	4	128	32	16
06G62	16	512	512	8	32	32	0.125	8	8	128	64	32
06G99	64	> 512	> 512	512	512	128	0.25	256	4	128	64	64
06SA30	32	512	> 512	8	32	32	0.25	16	16	256	4	32
K. pneumoniae
05C2978^b	32	128	128	512	16	64	0.125	128	4	32	256	128
05SA32^b	32	256	256	512	16	128	0.125	128	8	2	4	8
05G44	128	> 512	> 512	> 512	512	512	1	512	8	32	4	4
06B295	32	> 512	128	64	16	64	1	64	8	2	4	8
06B700	32	512	512	256	256	128	0.25	128	8	128	32	8
06C3889	32	> 512	256	512	32	64	0.125	256	> 512	> 512	256	256
06C5524	32	256	128	512	16	64	0.5	512	> 512	512	64	32
06SB60	32	> 512	> 512	64	32	512	0.25	256	4	128	4	32
Recipients
J53	16	2	0.125	0.25	2	1	0.0625	4	8	0.25	0.125	0.25
Transconjugants
Tc 05C2978^c	32	128	128	512	64	32	0.125	128	8	512	128	8
Tc^b 05SA32^c	32	512	512	512	128	256	0.25	128	16	128	4	0.5

^a AMC, amoxicillin/clavulanic acid; CFP, cefoperazone; CTX, cefotaxime; CAZ, cefotaxime; FOX, cefoxitin; FEP, cefepime; IPM/CS, imipenem/cilastatin; ATM, aztreonam; AMK, amikacin; GEN, gentamicin; CIP, ciprofloxacin; OFX, ofloxacin.
^b domor;
^c Tc, transconjugants

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ISSN: 1471-2334

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