Figure 3From: Characteristics of β-lactamases and their genes (blaA and blaB) in Yersinia intermedia and Y. frederikseniiPhylogenetic analysis of blaB gene of (A) Y. intermedia and (B) Y. frederiksenii . NAG, non-agglutinable; -, Not determined; St, Serotype; Bt, BiotypeBack to article page