Figure 3

B. pertussis autoagglutination is Fim3-dependent. (A) Immunoblot analysis using anti-Fim3 antibody. (B) Autoagglutination of B. pertussis BP300 (WT), BP300Sm^r (Sm^r), and BP300Sm^r∆fim3 mutant (Sm^r∆fim3). (C) Bacterial suspensions after 5 h of static incubation (upper panel). Phase-contrast micrographs after 5 h of static incubation (lower panel). Magnification×100.