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.