[1] Lanzhou Univ, Sch Basic Med Sci, Lanzhou, Peoples R China
[2] Lanzhou Univ, Coll Vet Med, State Key Lab Vet Etiol Biol, Lanzhou, Peoples R China
[3] Baylor Coll Med, Alkek Ctr Metagen & Microbiome Res, Houston, TX USA
[4] Univ Agr Sci & Vet Med Cluj Napoca, Cluj Napoca, Romania
[5] Chinese Acad Agr Sci, Lanzhou Vet Res Inst, State Key Lab Vet Etiol Biol, Key Lab Vet Parasitol Gansu Prov, Lanzhou, Gansu, Peoples R China
[6] Univ Pretoria, Fac Vet Sci, Dept Vet Trop Dis, Pretoria, South Africa