abstract |
The present invention relates to vaccines for the treatment and prophylaxis of porcine complications. According to the present invention, an antigen is extracted from an infected tissue of a pig with a combined respiratory disease and used as a vaccine. The vaccine of the present invention prepared as above has a remarkably superior effect on the stability and effectiveness compared to the existing vaccine.n n n Infected tissue vaccine, weaning postmenopausal syndrome (PMWS), swine respiratory complex syndrome (PRDC) |