V2EX lc-ms

LC-MS

Definition / 释义

LC-MSLiquid ChromatographyMass Spectrometry(液相色谱-质谱联用) 的缩写:一种把液相色谱的“分离能力”和质谱的“鉴定与定量能力”结合起来的分析技术,常用于检测复杂样品中的微量成分(如药物、代谢物、污染物、蛋白/肽段等)。也常写作 LC/MS。(在部分语境中还有 LC-MS/MS 等扩展形式。)

Pronunciation / 发音

/l si m s/

Examples / 例句

We used LC-MS to identify the compounds in the sample.
我们使用 LC-MS 来鉴定样品中的化合物。

After solid-phase extraction, the plasma samples were analyzed by LC-MS to quantify the drug and its metabolites with high sensitivity.
经过固相萃取后,血浆样品用 LC-MS 分析,以高灵敏度定量该药物及其代谢物。

Etymology / 词源

LC-MS 属于现代科学技术缩略词,由两部分拼合而来:LC(Liquid Chromatography,液相色谱) + MS(Mass Spectrometry,质谱)。这种命名方式强调“联用/耦合”先用色谱把混合物分开,再用质谱根据质荷比等信息进行结构鉴定与含量测定。

Related Words / 相关词

Notable Works / 出现于下列作品(偏学术著作)

  • Mass Spectrometry: Principles and Applications(de Hoffmann & Stroobant)
  • Introduction to Mass Spectrometry: Instrumentation, Applications, and Strategies for Data Interpretation(Watson & Sparkman)
  • Liquid ChromatographyMass Spectrometry: An Introduction(Willoughby, Sheehan & Mitrovich)
  • Principles and Practice of Bioanalysis(Reid 等)
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