开发一个全面的心血管疾病遗传风险评估测试
Laura M Amendola1, Alison J Coffey1, Josh Lowry1
1Illumina Inc., San Diego, CA 92122.
medRxiv : the preprint server for health sciences
|May 20, 2024
概括
一项针对心血管疾病 (CVD) 的新综合基因组测试可以识别遗传风险和疾病. 半自动解读减少了负担,使得在人口层面上对心血管疾病进行基因查成为可能.
科学领域:
- 基因组学就是基因组学.
- 心血管医学 心血管医学
- 基因检测 基因检测 基因检测
背景情况:
- 目前对心血管疾病 (CVD) 的基因测试范围有限,并受到解释挑战的负担.
- 现有的测试不能完全捕捉到对心血管疾病的单基因和多基因贡献.
- 需要更广泛,更有效的基因风险评估工具来评估心血管疾病.
研究的目的:
- 开发和评估一项针对心血管疾病 (CVD) 的综合性临床基因组测试.
- 将单一的条件,风险等位基因,二次发现,药物基因组变异和多基因风险评分 (PRS) 纳入一个单一的CVD遗传测试中.
- 评估开发的CVD基因组测试的性能和解释效率.
主要方法:
- 开发了一种全面的临床基因组测试,包括215个心血管疾病基因-疾病对,35个非心血管疾病二次发现基因,4个风险等位基因,10个药物基因组 (PGx) 基因和冠状动脉疾病的PRS.
- 利用半自动翻译来简化分析过程.
- 用1000个基因组项目的2594个基因组来建模测试性能,并在20个临床样本中验证.
主要成果:
- 心血管疾病基因组测试在~6%的个体中发现了单基因发现,在6%的个体中发现了风险等位基因,在~1%的个体中发现了非心血管疾病的二次发现.
- 显著的93%的人携带心血管疾病相关的药物基因组 (PGx) 变异.
- 每个案例的解释和报告时间在9-96分钟之间,平均审查了4种变体.
结论:
- 基因组测序为CVD遗传风险评估提供了一个全面的方法.
- 半自动翻译显著减少了翻译负担.
- 这种测试策略显示了可扩展性的潜力,以支持人口层面的CVD遗传查计划.
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