血管酶转化酶2与肺癌风险之间的因果关系:双向的双样本孟德尔随机化研究
Shubin Chen1, Ruiling Ning1, Wei Jiang1
1Medical Oncology of Respiratory, Guangxi Medical University Cancer Hospital, Nanning, China.
Frontiers in medicine
|July 23, 2024
概括
ангиотензин转化酶2 (ACE2) 与肺癌风险降低有因果关系. 这种遗传关联表明了预防肺癌的潜在公共卫生策略.
科学领域:
- 遗传学和流行病学
- 心血管和呼吸系统医学
背景情况:
- 观察性研究表明,血管激素转化酶2 (ACE2) 和肺癌之间存在潜在的关联.
- 混变量可能会掩盖ACE2和肺癌风险之间的真正关系.
- 澄清ACE2肺癌联系对于了解疾病机制至关重要.
研究的目的:
- 调查血管酶转化酶2 (ACE2) 与患肺癌的风险之间的因果关系.
- 为了区分遗传倾向与影响肺癌风险的环境因素.
主要方法:
- 单核酸多态性 (SNP) 的选择与ACE2强烈相关.
- 利用了相关SNP的肺癌全基因组关联研究 (GWAS) 数据.
- 采用双样本的门德尔随机化 (MR) 分析来评估因果关系,包括用于方向性的反向MR.
主要成果:
- 显著的证据支持ACE2在降低肺癌风险中的因果作用 (OR:0.94,95%CI:0.90-0.98,P=0.0016).
- MR 分析 (IVW,MR-Egger,MR-PRESSO) 证实没有显著的异质性,横向形性或异常SNP.
- 抛出分析显示了强有力的和一致的发现;反向MR显示,从肺癌到ACE2没有显著的因果关系.
结论:
- 门德尔随机分析显示,ACE2与降低肺癌风险之间存在显著的因果关系.
- 研究结果表明,ACE2状态可能是肺癌发病率的一个因素.
- 突出了针对预防肺癌的公共卫生战略的影响.
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