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在高风险的HPV阳性女性中检测宫 (癌前) 癌的GYPC甲基化性能,使用基于液体的宫擦除剂

Xing Fan¹, Zhengjiao Tong¹, Saiping Mao¹

¹Department of Obstetrics & Gynecology, Changsha Hospital for Maternal & Child Health Care Affiliated to Hunan Normal University, Changsha, 410007, China.

Infectious agents and cancer

|October 10, 2025

概括

甘氨酸C甲基化 (GYPCm) 在高危HPV阳性女性中检测子宫癌前期的特异性高于细胞学. 这种分子生物标志物有助于对患者进行宫癌查.

科学领域:

妇科妇科医生妇科
在瘤学瘤学.
分子诊断学分子诊断

背景情况:

宿主基因甲基化是管理高风险人类乳头瘤病毒 (HR-HPV) 感染的有希望的策略.
研究了糖C甲基化 (GYPCm) 对其在早期宫癌检测方面的潜力.

研究的目的:

验证GYPC甲基化 (GYPCm) 作为生物标志物的实用性,用于对HR-HPV阳性女性进行分类.
评估GYPCm的诊断性能与细胞学相比,用于识别宫内皮质瘤 (CIN) 和宫癌 (CC).

主要方法:

招募HR-HPV阳性女性进行细胞学分类.
用 ΔCp 值对 GYPC 甲基化 (GYPCm) 进行脱皮宫细胞分析.
在549名参与者中,GYPCm性能与细胞学对CIN2+和CIN3+检测的比较.

主要成果:

GYPCm显示了CIN1和CIN2之间具有统计学意义的差异 (P<0.001),CIN2+检测的最佳值为6.35.
对于CIN2+ (85.8%对29.4%) 和CIN3+ (79.7%对28.7%),GYPCm的特异性明显高于细胞学.
结合HPV16/18和GYPCm的HPV测试与细胞学检测CIN3+的敏感性和NPV相似,对CIN2+检测有显著的净重新分类改进.

结论:

GYPC甲基化 (GYPCm) 作为一种有价值的分子生物标志物,用于对HR-HPV阳性女性进行分类.
与细胞学相比,GYPCm为检测子宫癌前期癌症提供了更高的特异性和积极的预测价值.
这些发现支持GYPCm在改善早期检测子宫 (癌前) 的作用.

关键词:

在GYPC甲基化过程中.生物标志物生物标志物宫癌是发生在宫癌的原因之一.宫内皮质瘤是宫内皮质瘤净重新分类改进的净改进相对镜转诊率的相对比率.

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