Figure 1.
Purification of PorB from N. lactamica. PorB was purified from liquid cultures of N. lactamica as previously described [56]. A) SDS-PAGE and Coomassie staining of purified Nlac PorB. The reduced monomeric form is indicated by the arrow. B) SDS-PAGE and silver staining of Nlac PorB. Neisserial LOS was used as positive control for detection of potential contaminant lipopolysaccharide. Reduced PorB and LOS are indicated by the arrows.