V2EX actinomycete

Actinomycete

定义 Definition

放线菌(类群):一类呈丝状生长、形态上类似真菌的细菌(多为革兰氏阳性),常见于土壤与水体中;其中不少能产生抗生素,也有少数可致病。(该词在不同语境下也可泛指“放线菌门/放线菌类细菌”。)

发音 Pronunciation (IPA)

/k.t.noma.sit/

例句 Examples

Actinomycetes are common in healthy soil.
放线菌在健康的土壤中很常见。

Researchers isolated an actinomycete that produces a promising new antibiotic.
研究人员分离出一种放线菌,它能产生一种很有前景的新抗生素。

词源 Etymology

来自希腊语构词:actino- 表示“射线、放射状”,**-mycete** 源自 mykēs(“真菌”)。之所以这样命名,是因为这类细菌常形成放射状、丝状的菌落外观,早期观察者觉得它们“像真菌”。

相关词 Related Words

文学作品中的用例 Literary Works

该词主要用于微生物学与医学科研写作,在传统小说、诗歌等文学作品中出现较少。更常见的“权威文本/经典著作”语境包括:

  • Selman A. Waksman 的相关科学著作与论文(其研究放线菌并推动抗生素发现,“actinomycete/actinomycetes”常见于其写作中)
  • 经典微生物学教材与参考书(如 Bergey’s Manual of Systematic Bacteriology 等中频繁出现)
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