Article
Frequency of hepatitis B virus e-minus mutants varies among patients from different areas of China.
Journal of medical virology - 1 Feb 1997
Tu H, Xiong S D, Trepo C, Wen Y M
Abstract excerpt
Four hundred forty-six serum samples from HBsAg-positive chronic hepatitis B patients were collected from five areas in China (eastern coastal city, Shanghai; southwestern inland city, Chengdu; mid-inland city, Wuhan; southern island city, Haikou; and northeastern city, Changchun). Precore stop codon variants (e-minus mutants) were screened using a rapid method of polymerase chain reaction (PCR) amplification of...
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