Drug resistant mutation analysis by partial S gene sequencing. Through drug resistant mutation analysis of 147 HBV positive serum samples using partial S gene sequencing, one sample was found to be rtM204V mutation. The arrow indicates the A is replaced by G.
Wang et al. BMC Medical Genomics 2013 6(Suppl 1):S15 doi:10.1186/1755-8794-6-S1-S15