abstract |
An immunogenic composition comprising at least one recombinant multimeric ectodomain of an influenza virus protein or part thereof, having similar immunogenic activity, fused to a streptavidin affinity marker, and a pharmaceutically acceptable diluent, wherein said Recombinant multimeric ectodomain of an influenza virus protein or part thereof is selected from the group consisting of a recombinant trimeric influenza hemagglutinin ectodomain or part thereof and a recombinant tetrameric influenza neuraminidase ectodomain . |