V2EX bohr effect

Bohr Effect

释义 Definition

波尔效应:指在二氧化碳分压升高pH降低(更酸)时,血红蛋白与氧的亲和力下降,从而更容易在组织处释放氧;相反,在肺部(CO较低、pH较高)血红蛋白更容易结合氧。这是人体高效运送与释放氧的重要机制之一。

发音 Pronunciation (IPA)

/br fekt/

例句 Examples

In active muscles, the Bohr effect helps hemoglobin release more oxygen.
在活动的肌肉中,波尔效应帮助血红蛋白释放更多氧气。

Because CO increases and pH drops in metabolically active tissues, the Bohr effect shifts the oxygenhemoglobin dissociation curve to the right, promoting oxygen unloading.
由于在代谢旺盛的组织中二氧化碳增加、pH下降,波尔效应使氧-血红蛋白解离曲线右移,从而促进氧的释放。

词源 Etymology

“Bohr effect”得名于丹麦生理学家克里斯蒂安波尔(Christian Bohr)。他在20世纪初与同事研究发现:血液中CO与酸碱度变化会影响血红蛋白携氧能力,这一现象后来被命名为“波尔效应”。

相关词 Related Words

文学与经典著作中的用例 Literary Works

  • **Bohr, Hasselbalch & Krogh (1904)**:关于血红蛋白与CO/酸碱度关系的早期经典论文(波尔效应的源头研究之一)。
  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》):在血红蛋白变构调节与氧运输章节中讨论波尔效应。
  • Guyton and Hall Textbook of Medical Physiology(《盖顿与霍尔医学生理学》):在呼吸与血液气体运输部分系统讲解波尔效应。
  • Boron & Boulpaep Medical Physiology(《博伦医学生理学》):结合酸碱平衡与呼吸生理解释波尔效应机制。
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