V2EX mtor

MTOR

释义 Definition

mTOR 是一种重要的细胞内蛋白激酶(全称常译为“雷帕霉素靶蛋白”,现多称“机制性雷帕霉素靶蛋白”),在细胞生长、代谢、蛋白质合成、自噬等过程中起核心调控作用。它主要以 mTORC1mTORC2 两种复合体形式发挥功能。(在生物医学语境中最常见)

发音 Pronunciation (IPA)

/m ti r/

例句 Examples

mTOR helps cells sense nutrients.
mTOR 帮助细胞感知营养状况。

When energy is low, inhibiting mTOR can trigger autophagy to recycle cellular components.
当能量不足时,抑制 mTOR 可能会启动自噬过程,以回收细胞内的成分。

词源 Etymology

mTOR 是一个缩写:早期常解释为 mammalian Target Of Rapamycin(哺乳动物雷帕霉素靶蛋白),后来为更准确反映其机制与物种广泛性,常改写为 mechanistic Target Of Rapamycin(机制性雷帕霉素靶蛋白)。其中 rapamycin(雷帕霉素) 是一种最初在微生物研究中发现、可抑制该通路的化合物。

相关词 Related Words

文学/著作中的用例 Literary / Notable Works

  • 《The Biology of Cancer》(Robert A. Weinberg):讨论癌症相关信号通路时常涉及 PI3KAKTmTOR 轴。
  • 《Molecular Biology of the Cell》(Alberts 等):在细胞信号转导与细胞生长调控章节中介绍 mTOR 相关机制。
  • Hanahan & Weinberg, “Hallmarks of Cancer”(综述论文):在生长信号与代谢重编程相关讨论中常提及 mTOR 通路。
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