NEW VS OLD METHOD I. “In the traditional approach to vaccine development, an influenza virus is cultured and grown in chicken eggs. The synthetic genomics approach starts with virus genome sequence data in the computer … it is still difficult to rapidly and accurately construct large pieces of DNA, large genes and whole genomes.”
http://www.jcvi.org/cms/press/press-releases/full-text/article/research-team-publishes-new-methods-for-synthetic-generation-of-influenza-vaccines/#sthash.aepwVBDD.dpuf