Article
作者: Wacknov, William ; Donnelly, John ; Rappuoli, Rino ; Santos, George F. ; Giuliani, Marzia ; Santini, Laura ; Pizza, Mariagrazia ; Adu-Bobie, Jeanette
ABSTRACT:
The induction of resistance by immune selective pressure to bactericidal antibodies from humans immunized with Novartis recombinant meningococcal group B vaccines was assessed. Serum bactericidal antibody titers against selected bacteria were within assay variability through a selection event frequency of 1 in 10
−5
. No change in antigen expression was observed by Western blotting.