Construction of Recombinant PRV Expressing PRRSV Antigens and Evaluation of Their Protective Efficacy in Pigs Against Homologous Challenge
Background/Objectives: Porcine reproductive and respiratory syndrome virus (PRRSV) remains a major threat to the global swine industry, while the emergence of variant pseudorabies virus (PRV) strains has further complicated disease control in China. This study aimed to develop a PRV-based viral vector platform for PRRS...