Figure 2  In vivo characterization of the recombinant iPEDVPT-P5, iPEDVPT-P5-96S, iPEDVPT-P96-5S and iPEDVPT-P96 viruses in conventional seven-day-old piglets. (A) Mean value of RNA copies in feces in conventional seven-day-old piglets after inoculation with recombinant viruses or PI-medium through the study.