TABLE 2.
Characterization of ESBLs from Enterobacteriaceae isolates growing on either of the two selective media
| Species (no. of isolates) | Classes of ESBL enzymes (no. of isolates)a
|
||
|---|---|---|---|
| TEM | SHV | CTX-M | |
| E. aerogenes (17) | TEM-24 (17) | ||
| E. coli (17) | TEM-52 (5) | SHV-4* (1) | CTX-M-1 (1) |
| TEM-24 (4) | CTX-M-2 (1) | ||
| TEM-3 (1) | CTX-M-3 (1) | ||
| CTX-M-5 (1) | |||
| CTX-M-9* (1) | |||
| CTX-M-15 (2) | |||
| C. freundii (5) | TEM 3 (2) | SHV-4* (2) | CTX-M-9* (2) |
| TEM-24 (1) | |||
| K. pneumoniae (3) | TEM-24 (1) | SHV-5 (1) | CTX-M-9 (1) |
| K. oxytoca (2) | TEM-3 (1) | ||
| TEM-24 (1) | |||
a
Two ESBLs (CTX-M-9 and SHV-4) were present in three isolates (one E. coli and two C. freundi isolates) (represented by asterisks). The total numbers of TEM, SHV, and CTX-M isolates were 33, 4, and 10, respectively.