V2EX tachyzoite

Tachyzoite

定义 Definition

tachyzoite(速殖子/快殖子):指某些顶复门寄生原虫(最常见如弓形虫 Toxoplasma gondii)在宿主体内进行快速增殖的活动阶段;常与急性感染和组织扩散相关。(同一寄生虫通常还有较慢增殖的阶段,如 bradyzoite。)

发音 Pronunciation (IPA)

/tkizt/

例句 Examples

The lab detected tachyzoites in the patient’s sample.
实验室在患者样本中检测到了速殖子。

During acute toxoplasmosis, the tachyzoite rapidly invades host cells and spreads through tissues, which is why early treatment can be important.
在急性弓形虫病中,速殖子会迅速侵入宿主细胞并在组织间扩散,因此早期治疗可能很重要。

词源 Etymology

来自希腊语词根:tachy-(ταχ,意为“快的”)+ -zoite(与“动物/生物体”有关的构词成分,常用于表示某种“虫体/形态阶段”)。合起来字面意思就是“快速的虫体(阶段)”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Toxoplasma gondii: The Model ApicomplexanPerspectives and Methods(研究专著;常用“tachyzoite”描述弓形虫快速复制阶段)
  • Mandell, Douglas, and Bennett’s Principles and Practice of Infectious Diseases(《曼德尔感染病学》;在弓形虫病章节中常出现该术语)
  • Markell and Voge’s Medical Parasitology(医学寄生虫学教材;讲解弓形虫生活史与速殖子/缓殖子阶段时使用该词)
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