核苷(酸)类似物联合聚乙二醇干扰素功能性治愈慢性乙型肝炎研究进展

Clinical Journal of Medical Officers(2022)

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Abstract
世界卫生组织统计数据显示,2020 年,全球约有150万人新发感染慢性乙型肝炎病毒( hepatitis B virus, HBV ) ,约有 82 万人因 HBV 感染导致死亡[1].感染HBV后,体内病毒通过肝细胞膜进入细胞核,共价闭合环状DNA ( covalently closed circu-lar DNA,cccDNA)作为HBV复制的模板,其半衰期较长,且可进行自我补充,这使得彻底将HBV从体内清除十分困难[2-3].HBV感染会引起机体的免疫应答反应,从而导致肝细胞损伤及炎症坏死[3] ,炎症坏死的持续存在会增加慢性乙型肝炎( chronic hepatitis B,CHB)患者肝硬化与肝细胞癌( hepato-cellular carcinoma, HCC )的发生率.
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