V2EX cytosis

Cytosis

Definition / 释义

细胞吞吐作用;胞饮/胞吞等的统称:指细胞通过膜包裹形成囊泡(vesicle)来运输物质的过程,可包括将物质带入细胞的endocytosis(胞吞)和将物质排出细胞的exocytosis(胞吐)等。(在不同教材/语境中,常被当作“囊泡介导运输”的总称。)

Pronunciation / 发音

/satoss/

Examples / 例句

Cytosis helps cells take in nutrients.
胞吞吐作用帮助细胞摄取营养物质。

In neurons, rapid cytosis at synapses supports communication by recycling vesicles and releasing neurotransmitters efficiently.
在神经元中,突触处快速的胞吞吐作用通过回收囊泡并高效释放神经递质来支持细胞间通信。

Etymology / 词源

由 **cyto-**(细胞,源自希腊语 kytos,原意为“容器/空腔”,后引申为“细胞”)+ -osis(表示“过程/状态”的后缀)构成,字面意思即“与细胞相关的过程”,在生物学中专指囊泡介导的摄入/分泌等运输过程。

Related Words / 相关词

In Literature / 文学与作品

  • 《Molecular Biology of the Cell》(Alberts 等):在细胞膜运输章节中讨论囊泡介导的摄入与分泌过程(与 cytosis 密切相关)。
  • 《The Cell: A Molecular Approach》(Cooper & Hausman):介绍胞吞、胞吐与囊泡循环的核心概念。
  • 《Lehninger Principles of Biochemistry》(Nelson & Cox):在膜与运输相关章节中涉及受体介导内吞等过程(常与 cytosis 作为上位概念对应)。
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