Influenza A (H1N1) vaccine efficacy in animal models is influenced by two amino acid substitutions in the hemagglutinin moleculeJohn Wood, James S. Robertson, Diane Major et al.|Virology|1989Cited by 76
Direct Isolation in Eggs of Influenza A (H1N1) and B Viruses with Haemagglutinins of Different Antigenic and Amino Acid CompositionJohn Oxford, G. C. Schild, Diane Major et al.|Journal of General Virology|1991Cited by 42
A host-cell-selected variant of influenza B virus with a single nucleotide substitution in HA affecting a potential glycosylation site was attentuated in virulence for volunteersJohn Oxford, D. A. J. Tyrrell, G. C. Schild et al.|Archives of Virology|1990Cited by 38
Biochemical and antigenic analysis using monoclonal antibodies of a series of influenza A (H3N2) and (H1N1) virus reassortantsJohn Oxford, G. C. Schild, T. Corcoran et al.|Vaccine|1986Cited by 5
A host cell selected variant of influenza B virus with a single nucleotide substitution in HA affecting a potential glycosylation site was attenuated in virulence for volunteersJohn Oxford, D. A. J. Tyrrell, W. Al Nakib et al.|Virus Research|1988Cited by 1