V2EX cryoprotectant

Cryoprotectant

释义 Definition

低温保护剂;冷冻保护剂:一种在冷冻或超低温保存过程中加入的物质,用来减少冰晶形成与渗透压冲击,从而保护细胞、组织或生物样本不被冻伤(常见于生物医学、细胞培养、胚胎/精子/血液保存等)。

发音 Pronunciation (IPA)

/kraoprtktnt/

例句 Examples

A cryoprotectant helps keep cells alive during freezing.
冷冻保护剂有助于细胞在冷冻过程中保持存活。

Researchers optimized the cryoprotectant mixture to reduce ice-crystal damage in preserved embryos.
研究人员优化了冷冻保护剂的配方,以减少保存胚胎时冰晶造成的损伤。

词源 Etymology

cryo- 来自希腊语 kryos(“寒冷”),protect 表示“保护”,后缀 -ant 表示“起某种作用的物质/剂”。合起来字面意思就是“用于低温保护的物质”。

相关词 Related Words

文学与著作 Notable Works

  • Cryobiology(期刊):大量论文讨论不同 cryoprotectant 的选择与机制。
  • Life in the Frozen State(Barry J. Fuller 等编):冷冻生物学经典参考书,常出现 cryoprotectant
  • Principles of Tissue Engineering(Robert Lanza 等):组织工程教材,涉及样本保存时的 cryoprotectant 使用。
  • Methods in Molecular Biology(系列丛书,多卷本):细胞/组织冻存实验方案中常用到 cryoprotectant 一词。
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