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Table 1 Characteristics of A. baumannii isolates

From: In-vitro activity of polymyxin B in combination with imipenem, rifampicin and azithromycin versus multidrug resistant strains of Acinetobacter baumannii producing OXA-23 carbapenemases

Strain

Clonal Group

Polymyxin MIC (mg/L)

Imipenem MIC (mg/L)

Rifampicin MIC (mg/L)

Azithromycin MIC (mg/L)

1

OXA-23 clone 1

0.25

12

4

32

2

OXA-23 clone 1

0.25

>32

4

>256

3

OXA-23 clone 1

0.25

>32

4

>256

4

OXA-23 clone 1

0.25

>32

4

>256

5

OXA-23 clone 2

0.25

>32

4

24