V2EX gwas

GWAS

定义 Definition

GWASgenome-wide association study 的缩写,指“全基因组关联研究”:通过在全基因组范围内比较大量个体的遗传变异(常见为 SNP)与某种性状/疾病之间的统计关联,找出与该性状相关的基因位点。也常泛指这类研究的结果或方法体系。

发音 Pronunciation (IPA)

/diws/
/didbl.jues/

词源 Etymology

GWAS 来自短语 genome-wide association study 的首字母缩写:

  • genome-wide(全基因组范围的)
  • association(关联)
  • study(研究)
    这一术语在 2000 年代随着高通量基因分型与大样本队列研究的发展而广泛流行。

例句 Examples

We ran a GWAS to find variants linked to diabetes.
我们进行了 GWAS,以寻找与糖尿病相关的遗传变异。

Although the GWAS identified several risk loci, each variant had only a small effect, so replication in independent cohorts was essential.
尽管 GWAS 找到了多个风险位点,但每个变异的效应都很小,因此必须在独立队列中进行重复验证。

相关词 Related Words

文学与著作中的用例 Notable Works

  • The Gene: An Intimate History(Siddhartha Mukherjee)讨论人类遗传学发展时涉及基因组研究与关联研究(包括 GWAS)的思想与影响。
  • The Genetic Lottery: Why DNA Matters for Social Equality(Kathryn Paige Harden)以 GWAS 等研究为背景讨论遗传差异与社会议题。
  • NatureScienceThe American Journal of Human Genetics 等期刊的大量论文标题与摘要中高频出现 “GWAS”,用于指代全基因组关联研究方法与发现。
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