V2EX cyclooxygenase

Cyclooxygenase

释义 Definition

环氧合酶(常缩写为 COX):一类关键酶,参与将花生四烯酸转化为前列腺素(prostaglandins)等信号分子,从而影响炎症、疼痛、发热以及血小板功能等过程。常见亚型包括 COX-1COX-2。(在不同语境中也可泛指“前列腺素内过氧化物合酶”的相关活性。)

发音 Pronunciation (IPA)

/sakloksdnes/(美式常见)
/skloksdnez/(英式常见)

例句 Examples

Cyclooxygenase helps produce prostaglandins that cause inflammation.
环氧合酶有助于生成会引发炎症的前列腺素。

Selective cyclooxygenase-2 inhibitors can reduce pain while lowering the risk of stomach irritation compared with some traditional NSAIDs.
与一些传统非甾体抗炎药相比,选择性抑制环氧合酶-2 的药物在减轻疼痛的同时,可能降低胃部刺激的风险。

词源 Etymology

cyclo-(“环”)+ oxygen(“氧”)+ -ase(“酶”后缀)。字面意思可理解为“与氧化反应相关、并形成环状结构的酶”。该名称反映了其催化反应中涉及加氧并生成具有环状骨架的产物(如前列腺素的核心结构)。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics(经典药理学教材,讨论 COX 与 NSAIDs/COX-2 抑制剂机制)
  • Rang & Dale’s Pharmacology(常见药理学教材,介绍环氧合酶通路与炎症介质)
  • Lehninger Principles of Biochemistry(生物化学教材中涉及脂质信号分子与相关酶系时可能出现)
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