Wahren, B.

fluenza virus antibody plasmid fluenza virus vaccine /stockholm group immunisation challenge infection pkcmv speci /netherland animal titer fluenza viruses response chimeric encoding 37 ◦ c immunised strain assay recombination /18/94 vaccination /sydney hai titers plasmid dna vaccinated serum plasmid dna encoding region table ljungberg antigenic antigen antigenic determinants control expression infection medium 2045–2052 plate transfected stockholm vector plasmid encoding fluorescence ¨ve ı immunity immuno sweden cross-reactive antibodies cross-reactive hek 293 cells number point fluvac challenge infection elisa fluenza vaccine fluenza virus challenge hemagglutinin 1–5 ␮ g mdck cells virus titers h 3n viruses nucleoprotein model technology medium institute protection rimmelzwaan induction /7/97 hypervariable serum albumin speci fic