Article
Novel variants related to TT virus distributed widely in China.
Journal of medical virology - 1 May 2002
Luo Kangxian, He Haitang, Liu Zhihua, Liu Dingxie, Xiao Hong, Jiang Xiaojing, Liang Weifang, Zhang Lian
Abstract excerpt
TTV is a DNA virus with high genetic heterogeneity. To investigate the novel isolates of the virus, blood samples were collected from subjects who lived in various parts of China and suffered from hepatitis or were asymptomatic carriers. Nested PCR was carried out to amplify a 3.2-kb fragment using primers deduced from the prototype TTV (TA278). The ten entire 3.2-kb nt sequences were aligned with isolate TA278,...
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