Fig. 1From: Vaccination with recombinant Lactococcus lactis expressing HA1-IgY Fc fusion protein provides protective mucosal immunity against H9N2 avian influenza virus in chickensWestern blot analyses of L. lactis HA1-Fc. Western blotting identification of the recombinant proteins with the goat anti-rabbit HA antibody. Lane M is protein molecular size page ruler; Lane 1 is the strain of L. lactis; Lane 2 is the strain of L. lactis HA1-FcBack to article page