V2EX synteny

Synteny

释义 Definition

(遗传学/基因组学)共线性;同线性:指不同物种(或不同基因组/染色体)之间,一组基因在染色体上的相对顺序与邻近关系保持一致的现象。常用于比较基因组学中讨论基因排列的保守性。(在更广义用法中,也可指基因位于同一染色体上,但现代研究中多指“保守的基因顺序”。)

例句 Examples

Synteny helps scientists compare the genomes of different species.
共线性帮助科学家比较不同物种的基因组。

Even after millions of years of evolution, researchers found strong synteny between the two plants, suggesting key genomic regions have been conserved.
即使经过数百万年的进化,研究人员仍在这两种植物之间发现了很强的共线性,这表明一些关键基因组区域被保守保留了下来。

发音 Pronunciation (IPA)

/sn.t.ni/

词源 Etymology

synteny 来自希腊语词根:**syn-**(“一起、共同”)+ -teny(与“带、排列”相关的构词形式),整体含义可理解为“共同排列/共同处于同一排列中”。该词在现代生物学语境里被用来描述不同基因组间基因排列关系的对应与保守。

相关词 Related Words

文献与著作中的用例 Literary Works

  • Genome: The Autobiography of a Species in 23 Chapters(Matt Ridley)
  • Molecular Biology of the Cell(Bruce Alberts 等)
  • Evolution(Douglas J. Futuyma 等,教材/科普常见版本中涉及比较基因组与共线性概念)
  • Comparative Genomics(相关学术著作与综述中高频出现该术语)
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