recombinant H3N2 influenza virus: 6 intern genes of the replication defective A/Puerto Rico/8/34 (PR8) strain with hemagglutinine and neuraminidase from A/Brismane/10/2007 (H3N2) strain
Genes of the human Parainfluenza virus fusion (F) and hemagglutinin-neuraminidase (HN) proteins; gene of the human Respiratory syncitial virus fusion protein (RSV F).