在非洲人群中尿尿尿素的基因型和决定因素
Michél Strauss-Kruger1,2, Eric Olinger3,4,5, Patrick Hofmann3
1Hypertension in Africa Research Team, North-West University, Potchefstroom, North-West Province, South Africa.
Kidney international reports
|December 19, 2024
概括
种族差异会影响尿道泌尿激素 (uUMOD) 水平和慢性病 (CKD) 风险. 影响uUMOD的遗传和临床因素在黑人和白人群体之间有很大差异,影响CKD风险评估.
科学领域:
- 遗传学和基因组学 遗传学和基因组学
- 腎臟病學 (nephrology) 是一種醫學專業.
- 人口健康 人口健康
背景情况:
- 在UMOD-PDILT位点中的单核酸多态 (SNPs) 影响尿道尿素 (uUMOD),并与欧洲人的慢性病 (CKD) 有关.
- 在非洲人群中影响uUMOD的遗传和非遗传因素尚不清楚.
研究的目的:
- 调查uUMOD水平的遗传和临床决定因素的种族差异.
- 探索UMOD-PDILT SNPs与不同种族的uUMOD水平之间的关联.
主要方法:
- 对1202名年轻黑人和白人成年人 (非洲-PREDICT) 和1943名中年黑人成年人 (PURE-NWP-SA) 的横截面分析.
- 测量临床参数,三个UMOD-PDILTSNP,以及uUMOD水平.
- 哈普洛型分析和多变量回归建模以评估SNP关联和相互作用.
主要成果:
- 黑人参与者的绝对uUMOD和uUMOD/肌素水平低于白人参与者.
- 在rs12917707的CKD风险等位基因在黑人中更为普遍.
- 种族与UMOD-PDILT SNPs与uUMOD/肌素的关联有显著的相互作用,在黑人与白人参与者中观察到不同的临床相关性.
- 回归模型解释了白人 (23%) 比黑人成年人 (8%) 更多的uUMOD/肌素差异.
结论:
- 在uUMOD水平的临床和遗传决定因素中存在显著的种族差异.
- 种族的相互作用影响了CKD风险SNP和uUMOD之间的关系.
- 这些发现对于解释GWAS,了解乌罗摩杜林在功能中的作用以及指导精准医学策略至关重要.
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