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Drug-resistant genes at hepatitis B virus polymerase region in chronic hepatitis B patients who had incomplete responses to nucleoside analogues

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Author:
No author available
Journal Title:
CHINESE JOURNAL OF CLINICAL INFECTIOUS DISEASES
Issue:
6
DOI:
10.3760/cma.j.issn.1674-2397.2009.06.010
Key Word:
肝炎;乙型;慢性;肝炎病毒;乙型;核苷(酸)类似物;多聚酶区;耐药基因;Chronic hepatitis B;Hepatitis B virus;Nucleoside analogues;Polymerase region;Drug-resistant gene

Abstract: @@ 核苷(酸)类似物的应用开启了慢性乙型肝炎(CHB)治疗新的里程碑,使大多数久治不愈CHB患者的病情得到了有效的控制.然而,随着核苷(酸)类似物疗程的延长,病毒变异和耐药成为临床棘手的问题.笔者对初次治疗应用恩替卡韦(ETV)12个月以上,或拉米夫定(LAM)初治失败后加用或改用其他核苷(酸)类似物序贯或联合治疗病毒学应答不充分的21例患者的HBV多聚酶区(P区)的耐药基因进行了研究和分析,以期进一步了解和研究核苷(酸)类似物治疗HBV变异和耐药的相关问题,为探索减少HBV变异和耐药的有效方法提供依据.

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