Recombinant viral vectors containing less Protein of porcine Reproductive and Respiratory Syndrome Virus (PRRSV) and their methods of Preparation and use

摘要

Vaccine or recombinant component of S amp virus; Iacute; pig sprayer and respiratory system (PRRSV). Specifically, the invention and amp; oacute; n include recombinant adenosine vectors that encode and express the e of Ant amp; iacte; genos, prot amp; iacte; NAS, epipoe or immune amp; oacute; genos GP2, GP3, gp4, gp5a, GP5 and / or PRRSV. These vaccines or ingredients can be used to protect animals from PRRSV / P gt.