V2EX viral genome

Viral Genome

Definition / 释义

病毒基因组:指病毒所携带的全部遗传信息(DNA 或 RNA),包含病毒复制、感染宿主以及组装新病毒颗粒所需的基因与调控序列。不同病毒的基因组大小、结构(单链/双链、分段/不分段)差异很大。

Pronunciation / 发音

/varl dinom/

Examples / 例句

The viral genome is made of RNA.
病毒基因组由 RNA 构成。

By sequencing the viral genome, scientists traced how the outbreak spread and identified mutations linked to higher transmissibility.
通过测序病毒基因组,科学家追踪了疫情传播路径,并识别出与更强传播性相关的突变。

Etymology / 词源

viral 来自拉丁语 virus(原意与“毒液/毒素”相关),后引申为“病毒的”。genomegene(基因)+ -ome(表示“整体/全部”的后缀,如 chromosome)构成,20 世纪初在生物学语境中被造词,用来表示“一个生物体(或病毒)的全部遗传物质”。

Related Words / 相关词

In Literature / 作品例证

  • Spillover: Animal Infections and the Next Human Pandemic(David Quammen) 讨论病毒跨物种传播与研究中常涉及病毒基因组与变异分析。
  • The Viral Storm: The Dawn of a New Pandemic Age(Nathan Wolfe) 介绍现代病毒学与监测手段,包含对病毒基因组测序与追踪的描述。
  • The Hot Zone(Richard Preston) 以纪实叙事呈现病毒性出血热相关事件,文本中涉及病毒遗传物质与变异等概念。
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