Improved Reproductive Performance after PROGRESSIS® Vaccination at End of Gestation in a PRRSV Infected Farm
Porcine reproductive and respiratory syndrome virus (PRRSV) is endemic in swine producing countries worldwide and causes important losses due to reproductive and respiratory disorders. Additionally, the virus variability and the immune evading properties of the virus are leading to increased difficulties in the control of the disease, write H. Knockaert, S. Willaert, P. Van Oyen, S. Van Poucke and T. Meyns.