VACCINE DIRECTED AGAINST PORCINE PLEUROPNEUMONIA AND A METHOD TO OBTAIN SUCH A VACCINE

摘要

The present invention pertains to a vaccine directed against porcine pleuropneumonia, comprising lipopolysaccharide, wherein the vaccine comprises a polymyxin to reduce symptoms of an endotoxic shock arising from the lipopolysaccharide. The invention also pertains to a method to obtain such a vaccine and a method for administering the vaccine to a subject animal.