V2EX xanthine oxidase

Xanthine Oxidase

释义 Definition

黄嘌呤氧化酶:一种参与嘌呤代谢的酶,主要催化黄嘌呤(xanthine)/次黄嘌呤(hypoxanthine)氧化生成尿酸(uric acid)。该过程可伴随产生活性氧(ROS)等副产物,因此在痛风、高尿酸血症以及某些氧化应激相关疾病研究中常被提及;也是别嘌醇(allopurinol)非布司他(febuxostat)等药物的作用靶点。

发音 Pronunciation (IPA)

/znθin ksdes/

例句 Examples

Xanthine oxidase helps produce uric acid in the body.
黄嘌呤氧化酶帮助人体生成尿酸。

In gout treatment, inhibiting xanthine oxidase can lower uric acid levels and reduce flare-ups.
在痛风治疗中,抑制黄嘌呤氧化酶可降低尿酸水平并减少发作。

词源 Etymology

xanthine 来自希腊语 xanthos(意为“黄色”),因为早期相关化合物/结晶常呈淡黄色;后缀 -ine 常用于化学物质命名。oxidase 由 **oxi-**(氧化)加 -ase(酶的常见后缀)构成,合起来表示“催化氧化反应的酶”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》):在嘌呤分解与尿酸生成的内容中常提到该酶。
  • Harper’s Illustrated Biochemistry(《哈珀图解生物化学》):讨论嘌呤代谢、尿酸与相关临床问题时会出现。
  • Harrison’s Principles of Internal Medicine(《哈里森内科学》):在痛风/高尿酸血症章节中常涉及黄嘌呤氧化酶抑制治疗。
  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics(《古德曼-吉尔曼药理学》):在别嘌醇、非布司他等药物机制部分会提到该靶点。
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