Novel vaccines for veterinary use are the fovus of immunology and virvology.They are mainly subunit vaccines,gene delete vaccines,recombinant viral vaccines,genetic vaccines.

• 新型兽用疫苗是免疫学和病毒学的研究热点，主要包括亚单位疫苗、基因工程缺失苗、重组病毒活载体疫苗和基因疫苗。