V2EX cori cycle

Cori Cycle

定义 Definition

Cori 循环(乳酸-葡萄糖循环):一种在骨骼肌/红细胞肝脏之间进行的代谢途径。肌肉在缺氧或高强度运动时通过糖酵解产生乳酸,乳酸进入血液运到肝脏;肝脏把乳酸转化为葡萄糖(糖异生),再把葡萄糖送回肌肉供能。其作用包括:清除乳酸、维持血糖、在不同组织间转运能量与碳源

发音 Pronunciation (IPA)

/kri sakl/

例句 Examples

After the sprint, the Cori cycle helps clear lactate by converting it back into glucose in the liver.
冲刺后,Cori 循环通过在肝脏把乳酸转回葡萄糖来帮助清除乳酸。

During prolonged intense exercise, increased reliance on anaerobic glycolysis can elevate lactate, making the Cori cycle crucial for maintaining blood glucose and supporting continued muscle activity.
在长时间高强度运动中,对无氧糖酵解的依赖增加会使乳酸升高,因此 Cori 循环对维持血糖并支持肌肉持续活动至关重要。

词源 Etymology

“Cori cycle”以卡尔科里(Carl Ferdinand Cori)格尔蒂科里(Gerty Cori)命名。他们在研究糖代谢时阐明了乳酸与葡萄糖在不同组织间相互转化的机制;“cycle”意为“循环/回路”,强调该过程在肌肉与肝脏间反复往返。

相关词 Related Words

文学与经典作品 Literary Works

  • Cori, C. F. & Cori, G. T. 的经典研究论文(20世纪30年代)中对糖原-乳酸-葡萄糖转化的阐述,为“Cori 循环”概念奠基。
  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》):在糖代谢与组织间底物循环章节中讲解 Cori 循环。
  • Harper’s Illustrated Biochemistry(《哈珀图解生物化学》):在糖酵解、糖异生与乳酸代谢相关内容中出现并用于临床/运动情境说明。
  • Berg, Tymoczko & Stryer, Biochemistry(《斯特赖尔生物化学》):讨论乳酸去向、肝脏糖异生与能量代价时常引用 Cori 循环。
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