Vaccination against Influenza with Recombinant Hemagglutinin Expressed by Schizochytrium sp. Confers Protective Immunity Bayne, Anne-Cécile V. ; Boltz, David ; Owen, Carole ; Betz, Yelena ; Maia, Goncalo ; Azadi, Parastoo ; Archer-Hartmann, Stephanie ; Zirkle, Ross ; Lippmeier, J. Casey Abstract Publication: PLoS ONE Pub Date: April 2013 DOI: 10.1371/journal.pone.0061790 Bibcode: 2013PLoSO...861790B