临床相关物和13种C-反应蛋白基因多态性对血清C-反应蛋白水平个体间变异性的贡献
Sekar Kathiresan1, Martin G Larson, Ramachandran S Vasan
1Framingham Heart Study, Framingham, MA 01702-5827, USA.
Circulation
|March 15, 2006
概括
临床因素解释了26%的C-反应性蛋白 (CRP) 变异性,其中一个常见的CRP基因变异小幅贡献. 需要进一步的研究来将CRP遗传变异与心血管疾病风险联系起来.
科学领域:
- 遗传学 遗传学 是一个
- 心血管疾病研究研究
- 生物标志物 生物标志物
背景情况:
- 血清C反应蛋白 (CRP) 是一种与心血管疾病相关的遗传性特征.
- 了解CRP的个体间变异性对于风险预测至关重要.
研究的目的:
- 调查影响血清CRP水平的临床和遗传因素.
- 为了确定与CRP水平相关的CRP基因内的特定遗传变异.
主要方法:
- 在3301名弗雷明汉心脏研究参与者的血清CRP分析.
- 在CRP位点中对13个单核酸多态 (SNPs) 的基因定型.
- 统计分析以评估临床共变量和SNP对CRP变异性的贡献.
主要成果:
- 十二个临床共变量解释了26%的CRP变化;身体质量指数占15%.
- 13个CRPSNP中的9个与共变量调整后的CRP水平相关.
- 在CRP促进体中,三基SNP (rs3091244) 解释了CRP变异的1.4%,其中小基与较高CRP水平相关.
结论:
- 临床变量对CRP个体间的变化有显著的贡献.
- 一个常见的CRP基因SNP对CRP水平有适度的影响.
- 建议进行更大规模的研究,以探索CRP遗传变异与心血管疾病风险之间的关联.
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