Volume 19, Number 8—August 2013
Research
Extended-Spectrum β-Lactamase– and AmpC-Producing Enterobacteria in Healthy Broiler Chickens, Germany
Felix Reich, Viktoria Atanassova, and Günter Klein
Table 3
Phylogenetic group distribution of extended spectrum β-lactamases– and AmpC-producing Escherichia coli in broiler chickens, Germany, 2010
| Phylogenetic group | At farm, no. (%) |
At slaughter, no. (%) |
Total, no. (%) | |||||
|---|---|---|---|---|---|---|---|---|
| Ceca |
Carcass |
|||||||
| Farm A | Farm B | Farm A | Farm B | Farm A | Farm B | |||
| A | 4 (44) | 1 (25) | 4 (22) | 0 | 9 (30) | 10 (40) | 28 (32) | |
| B1 | 2 (22) | 2 (50) | 5 (28) | 0 | 8 (27) | 1 (4) | 18 (20) | |
| B2 | 1 (11) | 0 | 2 (11) | 2 (67) | 3 (10) | 4 (16) | 12 (14) | |
| D | 2 (22) | 1 (25) | 7 (39) | 1 (33) | 10 (33) | 10 (40) | 31 (35) | |
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