Figure 4

The columns content is as indicated in Figure 3 legend. The corresponding genotyping data can be found in the additional file [see Additional file 1]. The second part of the clustering is displayed, genotypes 66 to 141, comprising the rest of B. suis biovar 2 isolates, the B. neotomae strain, the three marine strains, the 2 B. suis biovar 5 isolates, and part of the B. abortus isolates. The colour code used is as shown in Figure 1