Figure 2From: Multiresistant extended-spectrum β-lactamase-producing Enterobacteriaceae from humans, companion animals and horses in central Hesse, Germany Distribution of E. coli phylogenetic groups among human and animal ESBL-producing isolates. A total of 267 isolates from human (n = 141) and animal (n = 126) sources were assigned to E. coli phylogenetic groups A, B1, B2 and D.Back to article page