Table 1.
Characteristics of Acinetobacter species isolates included in the study
| No. of isolates (control strain) | Acinetobacter species (no. of isolates)b | MIC (mg/ml)a |
Carbapenemase gene(s) detected | |
|---|---|---|---|---|
| Imipenem | Meropenem | |||
| 2 (A93) | A. bereziniae/AG10 | 32 | 4 | blaIMP |
| 10 | A. baumannii | 256–512 | 256 | blaOXA23-like, blaOXA51-like |
| 9 (A26) | A. baumannii | 256–512 | 256 | blaOXA24-like, blaOXA51-like |
| 15 (A31) | A. baumannii | 32–64 | 4 | blaOXA58, blaOXA51-like |
| 8 | A. baumannii | 512 | 128 | blaOXA51-like-ISAba1 |
| 8 | A. baumannii | 32 | 8 | blaOXA51-like-ISAba1 |
| 5 | A. baumannii | 1 | 1 | blaOXA51-like-ISAba1 |
| 5 (A1 and A4) | A. baumannii | 2 | 0.5 | blaOXA51-like |
| 8 | A. bereziniae/AG10 (2), A. calcoaceticus (1), A. beijerinckii (1), A. soli (1), A. junii (1), A. pittii (1), AG14BJ (1) | 0.5–2 | 0.25–2 | None |
a
The breakpoint for both imipenem and meropenem is 4 mg/ml (CLSI criteria).
b
AG10, Acinetobacter genospecies 10; AG14BJ Acinetobacter genospecies 14BJ.