Fig. 10From: Immunogenicity evaluation of recombinant Lactobacillus casei W56 expressing bovine viral diarrhea virus E2 protein in conjunction with cholera toxin B subunit as an adjuvantImmunohistochemistry assay used to detect the virus in the intestinal tract of the vaccinated mice in each group on day 12 post-challenge. No virus was detected in the jejunum, colon, and ileum of mice vaccinated with pPG-E2-ctxB/Lc W56 and pPG-E2/Lc W56, while large amounts of virus were observed in the mice in the PBS and Lc W56 groupsBack to article page