Figure 5From: Safety of Porcine Reproductive and Respiratory Syndrome Modified Live Virus (MLV) vaccine strains in a young pig infection modelProportion of PRRSV seropositive sentinel pigs from each experimental group in each sampling day. Seroconversion of sentinel pigs was assessed by ELISA test. The percentage of sentinel pigs positive by ELISA test in each experimental group in each sampling days are represented in the figure.Back to article page