Table 2 Molecular characteristics of the 22 tigecycline non-susceptible K. pneumoniae isolates with ceftriaxone or ceftazidime (MIC >1 mg/L)
Isolate | Tigecycline MIC | Ertapenem MIC | TEM | SHV | CTX-M | DHA-1 |
|---|---|---|---|---|---|---|
1 | 3 | <0.5 | — | SHV-1 | — | + |
2 | 3 | <0.5 | — | SHV-12 | — | + |
3 | 3 | 8 | — | -a | — | — |
4 | 3 | <0.5 | TEM-1 | SHV-11 | — | — |
5 | 4 | <0.5 | TEM-1 | SHV-11 | CTXM-15 | + |
6 | 4 | 2 | — | SHV-1 | CTXM-15 | + |
7 | 4 | <0.5 | — | SHV-12 | — | + |
8 | 4 | <0.5 | — | SHV-31 | — | + |
9 | 4 | <0.5 | TEM-1 | SHV-2 | — | — |
10 | 4 | 1 | TEM-1 | SHV-1 | CTXM-15 | + |
11 | 6 | 8 | — | SHV-2 | — | + |
12 | 6 | 4 | — | SHV-1 | — | + |
13 | 6 | <0.5 | TEM-1 | SHV-1 | CTXM-15 | + |
14 | 6 | <0.5 | TEM-1 | SHV-1 | CTXM-15 | + |
15 | 6 | <0.5 | TEM-1 | SHV-11 | — | + |
16 | 6 | 1 | TEM-1 | SHV-11 | — | + |
17 | 8 | 1 | TEM-1 | SHV-11 | CTXM-14 | + |
18 | 8 | <0.5 | — | SHV-12 | — | + |
19 | 8 | <0.5 | — | —a | — | + |
20 | 8 | 8 | — | SHV-31 | — | — |
21 | 16 | <0.5 | — | SHV-11 | — | + |
22 | 32 | <0.5 | TEM-1 | SHV-11 | — | + |