Table 4.
Grading of growth of 68 ESBL A - and/or AmpC-producing Salmonella isolates (n=68)
| Growth | Excellent | Good | Poor | No growth | ||||
|---|---|---|---|---|---|---|---|---|
| ESBL A | AmpC | ESBL A | AmpC | ESBL A | AmpC | ESBL A | AmpC | |
| Brilliance ESBL | 31 | 9 | 1 | 5 | 1 | 17 | 4 | |
| BLSE agar* – Drigalski | 31 | 35 | 1 | 1 | ||||
| BLSE agar* – Mac Conkey | 31 | 34 | 1 | 1 | 1 | |||
| CHROMagar ESBL | 32 | 4 | 1 | 4 | 14 | 13 | ||
| ChromID ESBL | 33 | 12 | 16 | 4 | 3 | |||
All ESBL-producing isolates were mixed with a fecal suspension controlled for the absence of Salmonella, Shigella and any other ESBL-producing bacteria, before being inoculated on the screening agars.
*BLSE agar is a biplate consisting of one half of Drigalski agar and one half of MacConkey agar.