A single amino acid substitution in PB1 of pandemic H1N1 with A/Ann Arbor/6/60 master donor virus mutations as a novel live-attenuated influenza virus vaccine
A. Nogales, J. Steel, W.-C. Liu…·L. Martinez-Sobrido
This paper shows that a single amino acid change in the PB1 protein of the pandemic H1N1 virus can create a live-attenuated vaccine with reduced pathogenicity and transmission.