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Table 1 Minimum Inhibitory Concentrations of selected antimicrobials agents against NDM-4-producing E.coli isolates

From: Identification of a New Delhi metallo-β-lactamase-4 (NDM-4)-producing Escherichia coli in Italy

Isolates

Patients

Sample collection date

Sample

MIC (μg\ml)

AK

AMC

CAZ

LEV

CO

IPM

MER

GM

TYG

SXT

CTX

NIT

FOS

AZT

URO734

1

30 Jun

Urine

>64

>32

>64

>8

<0,5

16

>128

>16

<0,5

>320

>64

64

<2

>64

URO734

1

09 Jul

Urine

>64

>32

>64

>8

<0,5

16

>128

>16

<0,5

>320

>64

64

<2

>64

URO734

1

12 Jul

Urine

>64

>32

>64

>8

<0,5

16

>128

>16

<0,5

>320

>64

64

<2

>64

URO734

1

27 Jul

Urine

>64

>32

>64

>8

<0,5

16

>128

>16

<0,5

>320

>64

64

<2

>64

URO735

2

09 Jul

Urine

>64

>32

>64

>8

<0,5

16

>128

>16

<0,5

>320

>64

64

<2

>64

URO735

2

17 Jul

Urine

>64

>32

>64

>8

<0,5

16

>128

>16

<0,5

>320

>64

64

<2

>64

  1. AK: amikacin; AMC: amoxicillin/clavulanic acid; CAZ: ceftazidime; LEV: levofloxacin; CO: colistin; IPM: imipenem; MER: meropenem; GM: gentamicin; TYG: tigecycline; SXT: thrimethoprim/sulfamethoxazole; CTX: cefotaxime; NIT: nitrofurantoin; FOS: fosfomycin, AZT: aztreonam.