2Purcell RH,Emerson SU.Hepatitis E:an emerging awareness of an old disease[J].J Hepatol,2008,48(3):494-503.
3Mushahwar IK.Hepatitis E virus:molecular virology,clinical features,diagnosis,transmission,epidemiology,and prevention[J].J Med Virol,2008,80(4):646-658.
4Huang FF,Haqshenas G,Shivaprasad HL,et al.Heterogeneity and seroprevalence of a newly identified avian hepatitis e virus from chickens in the United States[J].J Clin Microbiol,2002,40(11):4197-4202.
5Li X,Zhao C,Harrison TJ,et al.Investigation of hepatitis E virus infection in swine from Hunan province,China[J].J Med Virol,2008,80(8):1391-1396.
6Guo H,Zhou EM,Sun ZF,et al.Identification of B-cell epitopes in the capsid protein of avian hepatitis E virus (avian HEV) that are common to human and swine HEVs or unique to avian HEV[J].J Gen Virol,2006,87(1):217-223.
7Haqshenas G,Huang FF,Fenaux M,et al.The putative capsid protein of the newly identified avian hepatitis E virus shares antigenic epitopes with that of swine and human hepatitis E viruses and chicken big liver and spleen disease virus[J].J Gen Virol,2002,83(9):2201-2209.
8Yu Y,Sun J,Liu M,et al.Seroepidemiology and genetic characterization of hepatitis E virus in the northeast of China[J].Infect Genet Evol,2009,9(4):554-561.
9Wang YC,Zhang HY,Xia NS,et al.Prevalence,isolation,and partial sequence analysis of hepatitis E virus from domestic animals in China[J].J Med Virol,2002,67(4):516-521.
10Li W,She R,Wei H,et al.Prevalence of hepatitis E virus in swine under different breeding environment and abattoir in Beijing,China[J].Vet Microbiol,2009,133(1-2):75-83.