CYP4B1多态和中国妇女患乳腺癌的风险:一个病例控制研究
Yanhai Yin1,2, Liangqian Tong3, Zhenling Wan4
1Department of Internal Medicine Oncology, The First Affiliated Hospital of Xi'an Jiaotong University School of Medicine, No.76, Yanta West Road, Xi'an City, 710061, Shaanxi Province, China.
BMC cancer
|December 1, 2023
概括
CYP4B1基因单核酸多态 (SNPs) 与中国女性的乳腺癌 (BC) 风险有关. 特定的SNP显示,体重指数较低的女性,吸烟者,不饮酒者以及晚期BC患者的风险增加.
科学领域:
- 遗传学 遗传学 是一个
- 在瘤学瘤学.
- 流行病学 流行病学
背景情况:
- 乳腺癌 (BC) 是一个重要的全球妇女健康问题.
- 在BC中观察到CYP4B1基因的异常表达,并影响患者的预后.
- 这项研究调查了CYP4B1单核酸多态 (SNPs) 与中国女性人口中的BC风险之间的关联.
研究的目的:
- 研究特定的CYP4B1SNP与中国妇女患乳腺癌的风险之间的关系.
- 为了确定与BC易感性相关的CYP4B1基因中的潜在遗传标记.
主要方法:
- 一项涉及1,143名中国妇女的病例控制研究 (571名BC患者,572名健康对照).
- 使用MassARRAY系统进行了三种CYP4B1SNP (rs2297813,rs12142787,rs3766197) 的基因定型.
- 后勤回归分析和多因素维度减少 (MDR) 用于评估SNP-BC风险关联和相互作用.
主要成果:
- CYP4B1 rs2297813与BMI ≤24 kg/m2 (OR=1.72,p=0.026) 的女性的BC风险增加有关.
- 在吸烟者 (AA:OR=1.32,p=0.045) 和非饮酒者 (OR=1.51,p=0.020) 中,CYP4B1 rs12142787显示了BC风险的增加.
- 在非饮酒者中,rs2297813 (OR=1.69,p=0.009) 和rs12142787 (OR=1.51,p=0.020) 与较高的BC发病率有关. Rs3766197与晚期的BC阶段有关 (OR=1.61,p=0.031).
- 对rs2297813,rs12142787和rs3766197的综合分析确定了一个三位点模型是BC风险的最佳预测因素.
结论:
- 在中国妇女中,CYP4B1 SNPs与乳腺癌风险有显著关联.
- 这些关联在包括BMI较低的女性,吸烟者,不饮酒者以及被诊断患有晚期疾病的女性在内的子组中尤其显著.
- 这些发现凸显了CYP4B1遗传变异在受研究人群中乳腺癌易感性和进展方面的潜在作用.
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