V2EX snp

SNP

释义 Definition

SNPsingle nucleotide polymorphism 的缩写,指“单核苷酸多态性”:在基因组某个位置上,个体之间出现的单个碱基(A/T/C/G)差异。它是遗传学研究中非常常见的变异类型,常用于疾病风险、遗传关联分析与人群遗传学研究。
(注:SNP 也可指 Scottish National Party“苏格兰民族党”等其他含义,具体看语境。)

发音 Pronunciation (IPA)

/es.npi/

例句 Examples

A single SNP can sometimes change how a drug works in the body.
一个 SNP 有时就能改变药物在体内的作用方式。

Researchers compared thousands of SNPs across the genome to find variants linked to the disease.
研究人员比较了全基因组范围内成千上万个 SNP,以寻找与该疾病相关的变异。

词源 Etymology

SNP 是由 single(单个)+ nucleotide(核苷酸)+ polymorphism(多态性/多形性)三个词的首字母组成的科学缩略语,随着基因组学与基因分型技术的发展而广泛流行。

相关词 Related Words

文学与作品 Literary Works

  • Genome: The Autobiography of a Species in 23 Chapters(Matt Ridley)
  • The Gene: An Intimate History(Siddhartha Mukherjee)
  • Molecular Biology of the Cell(Bruce Alberts 等)
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