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[对四价HPV疫苗的10年保护效果和免疫性评估]

C H Pan¹, X Q Xu², T M Wen¹

¹Department of Cancer Epidemiology, National Cancer Center/National Clinical Research Center for Cancer Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100021, China.

Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine]

|October 20, 2024

概括

四价人乳头瘤病毒 (HPV) 疫苗在20-45岁的中国妇女中提供了长达10年的持续保护. 这项研究证实了其长期免疫性和对宫异常的保护作用.

科学领域:

免疫学免疫学免疫学
疫苗学疫苗学疫苗学
妇科瘤学妇科瘤学

背景情况:

人类乳头瘤病毒 (HPV) 是导致子宫癌的主要原因.
四价HPV疫苗可以预防6,11,16和18型HPV.
关于疫苗在中国妇女中的有效性和免疫性长期数据有限.

研究的目的:

评估四价HPV疫苗的10年保护效果.
为了评估20-45岁的中国妇女疫苗的免疫性.
分析对宫细胞病理异常的影响.

主要方法:

一个10年后续研究的第三期临床试验.
包括问卷调查,血液采样检测抗体标位 (HPV-6,11,16,18) 和妇科检查.
在接种疫苗和对照组之间比较细胞学检查结果和抗体标位.

主要成果:

与对照组 (9.6%) 相比,接种疫苗的群体显示出异常宫细胞学 (3.7%) 的比例明显较低.
在接种疫苗的组中观察到的宫内皮质瘤 (CIN) 病例较少.
检测到持续的中和抗体标位,GMT比率表明强大的免疫性.

结论:

四价HPV疫苗在中国妇女中至少10年表现出持续的保护性中和抗体.
该疫苗有效地减少了宫细胞病理异常.
长期的免疫性支持疫苗在预防宫癌中的作用.

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