Non-fermenting strains used in this study and total average percentage of hydrolysis after 0 and 60 min of incubation of the extracts in ammonium bicabonate buffer using imipenem as substrate and of the extracts in ammonium bisphosphate buffer using ertapenem as substrate
| . | Species . | Number of strains . | Percentage hydrolysis imipenem (average) 0 min . | Percentage hydrolysis ertapenem (average) 0 min . | Percentage hydrolysis imipenem (average) 60 min . | Percentage hydrolysis ertapenem (average) 60 min . |
|---|---|---|---|---|---|---|
| NDM | Acinetobacter baumanii | 7 | 2.8 | <1 | 53.6 | 12.1 |
| NDM | Acinetobacter pittii | 2 | 2.5 | 1.7 | 93.5 | 25.0 |
| VIM | Pseudomonas aeruginosa | 30 | <1 | 2 | 59.4 | 90.2 |
| IMP | Pseudomonas aeruginosa | 21 | <1 | 5 | 59.9 | 86 |
| SPM | Pseudomonas aeruginosa | 4 | 2 | 75 | 65.5 | 100 |
| OXA-23 | Acinetobacter baumanii | 70 | 4.4 | <1 | 31.3 | <1 |
| OXA-24 | Acinetobacter baumanii | 4 | 39.0 | <1 | 77.0 | <1 |
| ESBL | Pseudomonas aeruginosa | 11 | 1.1 | 2 | <1 | 2 |
| Non-carbapenemase producing | Acinetobacter baumanii | 10 | 5.9 | <1 | 1 | <1 |
| Non-carbapenemase producing | Acinetobacter pittii | 4 | 1.2 | <1 | 1.5 | <1 |
| Non-carbapenemase producing | Acinetobacter nosocomialis | 6 | 1.1 | <1 | 1.5 | <1 |
| . | Species . | Number of strains . | Percentage hydrolysis imipenem (average) 0 min . | Percentage hydrolysis ertapenem (average) 0 min . | Percentage hydrolysis imipenem (average) 60 min . | Percentage hydrolysis ertapenem (average) 60 min . |
|---|---|---|---|---|---|---|
| NDM | Acinetobacter baumanii | 7 | 2.8 | <1 | 53.6 | 12.1 |
| NDM | Acinetobacter pittii | 2 | 2.5 | 1.7 | 93.5 | 25.0 |
| VIM | Pseudomonas aeruginosa | 30 | <1 | 2 | 59.4 | 90.2 |
| IMP | Pseudomonas aeruginosa | 21 | <1 | 5 | 59.9 | 86 |
| SPM | Pseudomonas aeruginosa | 4 | 2 | 75 | 65.5 | 100 |
| OXA-23 | Acinetobacter baumanii | 70 | 4.4 | <1 | 31.3 | <1 |
| OXA-24 | Acinetobacter baumanii | 4 | 39.0 | <1 | 77.0 | <1 |
| ESBL | Pseudomonas aeruginosa | 11 | 1.1 | 2 | <1 | 2 |
| Non-carbapenemase producing | Acinetobacter baumanii | 10 | 5.9 | <1 | 1 | <1 |
| Non-carbapenemase producing | Acinetobacter pittii | 4 | 1.2 | <1 | 1.5 | <1 |
| Non-carbapenemase producing | Acinetobacter nosocomialis | 6 | 1.1 | <1 | 1.5 | <1 |
Non-fermenting strains used in this study and total average percentage of hydrolysis after 0 and 60 min of incubation of the extracts in ammonium bicabonate buffer using imipenem as substrate and of the extracts in ammonium bisphosphate buffer using ertapenem as substrate
| . | Species . | Number of strains . | Percentage hydrolysis imipenem (average) 0 min . | Percentage hydrolysis ertapenem (average) 0 min . | Percentage hydrolysis imipenem (average) 60 min . | Percentage hydrolysis ertapenem (average) 60 min . |
|---|---|---|---|---|---|---|
| NDM | Acinetobacter baumanii | 7 | 2.8 | <1 | 53.6 | 12.1 |
| NDM | Acinetobacter pittii | 2 | 2.5 | 1.7 | 93.5 | 25.0 |
| VIM | Pseudomonas aeruginosa | 30 | <1 | 2 | 59.4 | 90.2 |
| IMP | Pseudomonas aeruginosa | 21 | <1 | 5 | 59.9 | 86 |
| SPM | Pseudomonas aeruginosa | 4 | 2 | 75 | 65.5 | 100 |
| OXA-23 | Acinetobacter baumanii | 70 | 4.4 | <1 | 31.3 | <1 |
| OXA-24 | Acinetobacter baumanii | 4 | 39.0 | <1 | 77.0 | <1 |
| ESBL | Pseudomonas aeruginosa | 11 | 1.1 | 2 | <1 | 2 |
| Non-carbapenemase producing | Acinetobacter baumanii | 10 | 5.9 | <1 | 1 | <1 |
| Non-carbapenemase producing | Acinetobacter pittii | 4 | 1.2 | <1 | 1.5 | <1 |
| Non-carbapenemase producing | Acinetobacter nosocomialis | 6 | 1.1 | <1 | 1.5 | <1 |
| . | Species . | Number of strains . | Percentage hydrolysis imipenem (average) 0 min . | Percentage hydrolysis ertapenem (average) 0 min . | Percentage hydrolysis imipenem (average) 60 min . | Percentage hydrolysis ertapenem (average) 60 min . |
|---|---|---|---|---|---|---|
| NDM | Acinetobacter baumanii | 7 | 2.8 | <1 | 53.6 | 12.1 |
| NDM | Acinetobacter pittii | 2 | 2.5 | 1.7 | 93.5 | 25.0 |
| VIM | Pseudomonas aeruginosa | 30 | <1 | 2 | 59.4 | 90.2 |
| IMP | Pseudomonas aeruginosa | 21 | <1 | 5 | 59.9 | 86 |
| SPM | Pseudomonas aeruginosa | 4 | 2 | 75 | 65.5 | 100 |
| OXA-23 | Acinetobacter baumanii | 70 | 4.4 | <1 | 31.3 | <1 |
| OXA-24 | Acinetobacter baumanii | 4 | 39.0 | <1 | 77.0 | <1 |
| ESBL | Pseudomonas aeruginosa | 11 | 1.1 | 2 | <1 | 2 |
| Non-carbapenemase producing | Acinetobacter baumanii | 10 | 5.9 | <1 | 1 | <1 |
| Non-carbapenemase producing | Acinetobacter pittii | 4 | 1.2 | <1 | 1.5 | <1 |
| Non-carbapenemase producing | Acinetobacter nosocomialis | 6 | 1.1 | <1 | 1.5 | <1 |
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