[1] Jilin Univ, Coll Anim Sci & Vet Med, Inst Zoonosis, Key Lab Zoonosis Res,Minist Educ, Changchun 130062, Peoples R China
[2] Heilongjiang Bayi Agr Univ, Coll Life Sci & Technol, Daqing, Heilongjiang, Peoples R China
[3] Jilin Univ, Dept Food Qual & Safety, Coll Quartermaster Technol, Changchun 130062, Peoples R China
[4] Jilin Univ, Dept Infect Dis, Hosp 1, Changchun 130062, Peoples R China
[5] Inner Mongolia Univ Nationalities, Anim Sci & Technol Coll, Tongliao, Peoples R China
[6] Chinese Ctr Dis Control & Prevent, State Key Lab Mol Virol & Genet Engn, Beijing, Peoples R China