[Wang, Aibing; Xu, Kaiwen; Liao, Fan; Tan, Lei; Duan, Deyong] Hunan Agr Univ HUNAU, Coll Vet Med, Hunan Prov Key Lab Prot Engn Anim Vaccines, Changsha 410128, Peoples R China.
[Shu, Xianghua; Song, Chunlian] Yunnan Agr Univ, Coll Anim Med, Kunming 650201, Yunnan, Peoples R China.
[Yao, Jun; Yang, Shibiao] Yunnan Anim Sci & Vet Inst, Yunnan Trop & Subtrop Anim Virus Dis Lab, Kunming 650224, Yunnan, Peoples R China.
[Wang, Aibing] PCB Biotechnol LLC, Rockville, MD 20852 USA.