V2EX bacteriophage

Bacteriophage

释义 Definition

噬菌体:一种专门感染并在细菌内复制的病毒,常简称为 phage。它们广泛存在于自然界,可通过裂解(杀死细菌)或溶原(把基因整合进细菌)等方式影响细菌群体与生态系统。(另有更广义用法指“细菌的病毒”,此处为最常见义。)

发音 Pronunciation (IPA)

/bktrifed/

例句 Examples

Bacteriophages can infect bacteria in the ocean.
噬菌体可以感染海洋中的细菌。

Researchers are exploring bacteriophage therapy as a possible alternative when antibiotics fail.
研究人员正在探索噬菌体疗法,作为抗生素失效时的一种潜在替代方案。

词源 Etymology

来自 **bacterio-**(细菌)+ -phage(“吞噬者”,源自希腊语 phagein,意为“吃、吞食”)。字面意思就是“吞噬细菌者”,体现了它们能破坏或利用细菌进行复制的特征。

相关词 Related Words

文学与著作中的用例 Literary Works

  • James D. Watson The Double Helix(《双螺旋》):回忆早期分子生物学研究氛围,涉及以噬菌体为模型的研究传统。
  • Horace Freeland Judson The Eighth Day of Creation(《创世第八日》):讲述分子生物学史,噬菌体研究占有重要位置。
  • Carl Zimmer A Planet of Viruses(《病毒星球》):科普作品中讨论了噬菌体在自然界中的普遍性与影响。
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