LIU Ying-guo, et al. Epidemiological study on infection rate of duck hepatitis B virus in Chongqing. [J]. Journal of Chongqing Medical University 35(5):724-726(2010)
LIU Ying-guo, et al. Epidemiological study on infection rate of duck hepatitis B virus in Chongqing. [J]. Journal of Chongqing Medical University 35(5):724-726(2010) DOI: 10.13406/j.cnki.cyxb.2010.05.001.
Epidemiological study on infection rate of duck hepatitis B virus in Chongqing
Objective:To study the infection rate of Chongqing duck hepatitis B virus(DHBV)in Chongqing and its seasonal difference in adult ducks
in order to optimize DHBV research model.Methods:560 serum specimens of Chongqing ducks were collected randomly from a duck farm in Spring and Summer of 2009.Duck hepatitis B virus DNA was detected by dot blotting
with DNA probe labelled with digoxigenin.Results:The infection rate of duck hepatitis B virus was 1.82% in Spring and 5.26% in Summer
with the lattre being significantly higher than the former(P<0.05).Conclusion:The infection rate of duck hepatitis B virus in Chongqing area is higher in Summer than that in Spring
but both are lower than that in other areas of China.
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Mi Weinuo
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