Mutants of Hepatitis B Virus, reagents and detection methods.

SEQUENCE MUTANT NUCLEIC ACID OF Hepatitis B Virus (HBV) HELPFUL FOR A VARIETY OF DIAGNOSTIC APPLICATIONS AND THERAPEUTIC, EQUIPMENT USING nucleic acid sequences HBV particles immunogenic HBV and a method for producing antibodies to HBV. Also they provided methods for producing antibodies, polyclonal or monoclonal antibodies, FROM THE nucleic acid sequences of HBV.