The diagnostic value of preS antigens and anti-preS antibodies during Hepatitis B virus (HBV) infections have not yet been clearly elucidated. Therefore, the objectives of this study were: 1) to bette...
1989 Burkina Faso legislation covers marriage, divorce, marital property, relations between parents and children, filtration, and adoption. The legislation begins with persons and the enjoyment of civ...
Four pairs of HBV surface antigen genes, in which the preS region was partially deleted, were constructed by the polymerase chain reaction (PCR). The comparison of the levels of the expression in mamm...