Positive effects of porcine IL-2 and IL-4 on virus-specific immune responses induced by the porcine reproductive and respiratory syndrome virus (PRRSV) ORF5 DNA vaccine in swine
1.Department of Animal Science, Guizhou University, Guiyang 550025, China.;2.Animal Disease Prevention and Control Center in Guizhou Province, Guiyang 550008, China.