PRRSV Porcine reproductive and respiratory syndrome virus mutant strain and vaccine composition for preventing or treating porcine reproductive and respiratory syndrome comprising the same

摘要

The present invention relates to a vaccine composition for prevention or treatment of porcine reproductive and respiratory syndrome virus (PRRSV) mutant strain and porcine reproductive / respiratory syndrome virus comprising the same as an active ingredient, It is expected to be of great help in developing faster and producing various viruses in a short time as an efficacy and safety assured vaccine.