To guide reasonably antival therapy in clinic and make therapic remedy, it is necessary for HBV-infected patients before or after antiviral therapy to detect HBV YMDD mutations.

HBV感染患者在治疗前后有必要检测是否存在HBV YMDD 变异株感染，为指导临床科学合理用药和制定治疗方案提供依据。

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Conclusion the combination detection of YMDD variants, HBV DNA and HBV serum markers may define HBV reinfection after liver transplantation in the patients with hepatitis b.

结论乙型肝炎肝硬化患者肝移植后预防乙型肝炎复发应采用HBV DNA、YMDD变异及血清标志物联合检测。

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To set up using the gene chip technology to detect and identify quickly and accurately the HBV P gene YMDD Motif mutation during the chronic hepatitis treated with lamivudine.

建立乙型肝炎病毒变异基因诊断芯片对拉米夫定治疗慢性乙型肝炎过程中出现的肝炎病毒P基因区YMDD变异进行快速准确的检测方法。

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