V2EX growth factor

Growth Factor

释义 Definition

生长因子:一类由细胞分泌的蛋白质(或多肽)信号分子,能与细胞表面的受体结合,调控细胞生长、增殖、分化、迁移与修复等过程。常见于发育、生理稳态、伤口愈合与肿瘤研究等领域。(在不同语境中也可泛指“促进增长的因素”,但生物医学中最常用的是上述含义。)

发音 Pronunciation (IPA)

/roθ fktr/

例句 Examples

A growth factor can help cells divide.
生长因子可以帮助细胞分裂。

Researchers measured several growth factors to understand how inflammation affects tissue repair after injury.
研究人员测量了多种生长因子,以了解炎症如何影响损伤后的组织修复。

词源 Etymology

growth 源自古英语 grōwan,意为“生长、增长”;factor 源自拉丁语 factor(“做事者、促成者”),引申为“因素、因子”。合起来 growth factor 字面即“促成生长的因素”,在现代生物学中被专指为调控细胞行为的信号分子(如 EGF、NGF 等)。

相关词 Related Words

文学与著作 Literary Works

  • Molecular Biology of the Cell(《细胞的分子生物学》)在细胞信号传导与细胞周期章节中系统讨论 growth factor。
  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》)在信号分子与受体调控相关内容中出现该术语。
  • The Biology of Cancer(Robert A. Weinberg,《癌症生物学》)在肿瘤发生与生长信号章节中频繁使用 growth factor(如生长因子通路异常)。
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