V2EX porphyrin

Porphyrin

释义 Definition

卟啉:一类具有“大环”结构的有机化合物(四个吡咯环连接形成的环状骨架),常与金属离子结合生成金属卟啉。它是许多重要生物分子的核心结构,例如血红素(heme)叶绿素(chlorophyll)都与卟啉结构密切相关。(在化学与生物化学语境中最常见)

发音 Pronunciation

/prfrn/

例句 Examples

Porphyrins are found in many natural pigments.
卟啉存在于许多天然色素中。

In photodynamic therapy, certain porphyrins act as photosensitizers that generate reactive oxygen species under light to damage cancer cells.
在光动力疗法中,某些卟啉可作为光敏剂,在光照下产生活性氧,从而破坏癌细胞。

词源 Etymology

porphyrin 源自希腊语 porphyra(意为“紫色”),因为许多卟啉及其衍生物常呈红紫色;后缀 -in 常用于表示化学物质名称。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》) 讨论血红素与叶绿素等与卟啉相关的辅基结构
  • Biochemistry by Berg, Tymoczko & Stryer(《生物化学》) 在呼吸链、血红素蛋白与色素分子章节提到卟啉骨架
  • Molecular Biology of the Cell(《细胞的分子生物学》) 涉及细胞色素、血红素及相关大环化合物时出现
  • The Porphyrins (ed. David Dolphin)(《卟啉》系列专著) 以卟啉化学与生物学为主题的经典学术著作
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