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为解决传统中药炮制标准化缺失、化学转化途径不明及质量标志物(Q-markers)未定等难题，研究人员采用GC×GC-TOF-MS结合电子鼻技术与机器学习，系统揭示了姜汁炮制杜仲皮(G-EC)中173种新生和64种消失的挥发性成分，鉴定出65种关键风味物质，并建立可解释性分类模型 ...

LCGC International sat down with Chip Cody to discuss his work at JEOL USA, as well as how to determine when ambient ionization techniques should be used for analysis.

This course has been approved by the Royal Society of Chemistry for purposes of Continuing Professional Development (CPD). If you are only interested in finding out more about Data Analysis and ...

本研究首次整合LC-MS蛋白质组学、非靶向代谢组学和GC-MS代谢组学技术，系统分析了不同WHO分级的胶质瘤组织，揭示了线粒体功能障碍、代谢应激反应和细胞骨架重塑等关键通路改变，发现溶血磷脂酰胆碱（LPC P-18:0/O-18:0）等新型生物标志物，为胶质瘤精准诊疗 ...

Analysts interested in quantifying volatile organic compounds or pesticides in liquid samples should consider using the gas chromatography - mass spectroscopy (GC-MS) system. The gas chromatography ...

Recent years have seen a notable increase in fatalities related to the use and consumption of opioids - a class of synthetically manufactured pain-relieving drugs that are similar to naturally derived ...

Researchers from Iraq, Iran, and Italy analyzed 16 polycyclic aromatic hydrocarbons (PAHs) in grilled beef, kebab, and chicken using magnetic solid-phase extraction with gas chromatography-mass ...