Direct detection of vanB2 using the Roche LightCycler vanA/B detection assay to indicate vancomycin-resistant enterococcal carriage--sensitive but not specific.

virus polymerase mutation rtV173L is selected during lamivudine therapy and enhances viral replication in vitro. J Virol 2003; 77: 11833–41. 4. Schildgen O, Sirma H, Funk A et al. Variant of hepatitis B virus with primary resistance to adefovir. N Engl J Med 2006; 354: 1807–12. 5. Aye TT, Bartholomeusz A, Shaw T et al. Hepatitis B virus polymerase mutations during antiviral therapy in a patient following liver transplantation. J Hepatol 1997; 26: 1148–53. 6. Yeh CT, Chien RN, Chu CM et al. Clearance of the original hepatitis B virus YMDD-motif mutants with emergence of distinct lamivudine-resistant mutants during prolonged lamivudine therapy. Hepatology 2000; 31: 1318–26.