V2EX sterol

Sterol

定义 Definition

sterol(甾醇):一类脂类化合物,属于类固醇(steroid)家族,常见于动植物细胞膜中,能帮助调节细胞膜的稳定性与流动性。最典型的甾醇是胆固醇(cholesterol);植物中常见植物甾醇(phytosterols)

发音 Pronunciation

/strl/

例句 Examples

Sterols are important components of cell membranes.
甾醇是细胞膜的重要组成成分。

Because sterols influence membrane fluidity, changes in sterol levels can affect how cells respond to temperature and stress.
由于甾醇会影响膜的流动性,甾醇水平的变化会影响细胞对温度和压力的反应方式。

词源 Etymology

sterol 由 **stero-**(与“类固醇”有关的构词成分,源自希腊语 stereos,意为“坚固的、固体的”)与化学后缀 -ol(表示“醇”,即含羟基 -OH 的化合物)组合而成,字面可理解为“具有类固醇骨架的醇类”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》)
  • Campbell Biology(《坎贝尔生物学》)
  • Molecular Biology of the Cell(《细胞的分子生物学》)
  • Biochemistry (Berg, Tymoczko & Stryer)(《生物化学》)
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