Table 2 Frequency of nt 587 G to A (aa 145 Gly to Arg) mutants
From: Hepatitis B surface gene 145 mutant as a minor population in hepatitis B virus carriers
| Â | no./total no. | |
|---|---|---|
| Â | Failure of prophylactic treatment for mother-to-child transmission | Chronic HBV infection without HBIG or HB vaccine |
Mutant specific real time PCR | 1/18 (5.6) | 0/107 |
Direct sequencing (major clone) | 0/18 | 0/107 |