Fig. 4

Immunogenicity analysis of rVP6–ferritin fusion protein. a Schematic diagram of mice breeding program. b Serum IgG (left) and mucosal IgA (right) antibody titers determined by ELISA in mice breastfed by milk from transgenic mice and wild type mice. P indicate transgenic positive mice; W indicate wild type mice. The results are presented as mean ± SEM