Fig. 5From: Oral recombinant Lactobacillus vaccine targeting the intestinal microfold cells and dendritic cells for delivering the core neutralizing epitope of porcine epidemic diarrhea virusAnti-PEDV specific IgG antibody levels in the sera. Groups (n = 6) of BALB/c mice were orally immunized with recombinant strains and PBS. Bars represent the mean ± standard error value of each group (*p < 0.05, **p < 0.01 compared with pPG-COE/L393 group)Back to article page