Article
Decreased egg production in laying hens associated with infection with genotype 3 avian hepatitis E virus strain from China.
Veterinary microbiology - 1 May 2017
Zhao Qin, Liu Baoyuan, Sun Yani, Du Taofeng, Chen Yiyang, Wang Xinjie, Li Huixia, Nan Yuchen, Zhang Gaiping, Zhou En-Min
Abstract excerpt
To determine the relationship between decreased egg production and avian HEV infection, thirty healthy 23-week-old Hy-Line Variety Brown layer hens were randomly divided into 3 groups with 10 hens per group. Next, a genotype 3 avian HEV strain from China was used to inoculate laying hens via oronasal or intravenous routes using a 50% chicken infectious dose of 500. All hens were necropsied at 14 weeks...
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