Volume 11, Number 1—January 2005
Research
Genetic Background of Escherichia coli and Extended-spectrum β-Lactamase Type
Table 2
Distribution of ESBL types according to strain origin*
| ESBL type (no. strains) | No. strains isolated from |
||
|---|---|---|---|
| UTI | Other infections | Colonization | |
| TEM (55) | |||
| TEM-24 | 11 | 9 | 11 |
| TEM-52 | 3 | 0 | 7 |
| TEM-21 | 5 | 1 | 2 |
| TEM-3 | 1 | 0 | 3 |
| TEM-10 | 0 | 0 | 1 |
| TEM-20 | 1 | 0 | 0 |
| SHV (22) | |||
| SHV2 | 3 | 1 | 2 |
| SHV4 | 1 | 1 | 1 |
| SHV5 | 2 | 0 | 1 |
| SHV12 | 5 | 4 | 1 |
| CTX-M (52) | |||
| CTX-M-1 cluster | 20 | 2 | 7 |
| CTX-M-2 cluster | 3 | 0 | 1 |
| CTX-M-9 cluster | 9 | 4 | 6 |
*ESBL, extended-spectrum β-lactamase; UTI, urinary tract infection.
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