Prevalence and quantitative analysis of ESBL and AmpC beta-lactamase producing Enterobacteriaceae in broiler chicken during slaughter in Germany

A contamination from the broiler chicken to the slaughterhouse environment and vice versa seems probable as isolates of the same species and phylogroup, encoding the same resistance genes were detected in all matrices during slaughter of the respective flock as well as in the slaughterhouse environment.