V2EX corneodesmosome

Corneodesmosome

释义 Definition

角质层桥粒(corneodesmosome):一种位于皮肤角质层细胞之间的特殊细胞连接结构,帮助角质细胞彼此“黏住”,维持皮肤屏障的完整性,并在角质层脱落(脱屑)过程中被逐步降解。该词在皮肤科与皮肤屏障研究中常见。(也常与 corneodesmosin 等相关蛋白一起被提及。)

例句 Examples

Corneodesmosomes help hold the outer skin cells together.
角质层桥粒帮助把皮肤最外层的细胞黏合在一起。

In atopic dermatitis, altered corneodesmosome degradation can contribute to barrier dysfunction and increased scaling.
在特应性皮炎中,角质层桥粒的降解过程发生改变,可能导致皮肤屏障功能受损并出现更多脱屑。

发音 Pronunciation (IPA)

/krni.odzmsom/

词源 Etymology

由三部分构成:**corneo-**(来自拉丁语 corneus,“角质的/角质层相关”)+ **desmo-**(来自希腊语 desmos,“束缚、连接”)+ -some(来自希腊语 sōma,“体、结构”,常用于指细胞内/细胞相关结构)。整体意思即“角质层中的连接结构(桥粒样结构)”。

相关词 Related Words

文献与作品 Literary/Notable Works

  • Rook’s Textbook of Dermatology(经典皮肤科教材中关于角质层结构、脱屑与屏障功能章节常出现该词)
  • Fitzpatrick’s Dermatology(皮肤屏障与角质层连接结构相关内容中常见)
  • 皮肤屏障与角质层研究论文(常见于 Journal of Investigative DermatologyBritish Journal of Dermatology 等期刊中讨论角质层黏附、蛋白酶调控与脱屑机制时使用该词)
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