实时质谱直接分析 (DART-MS/MS) 用于在临床环境中快速检测尿液中的阿片类药物
Ibrahim Choucair1, Emily Shang1, Minh Nguyet Tran1
1Department of Laboratory Medicine, Yale School of Medicine, New Haven, CT, USA.
概括
实时双重质谱直接分析 (DART-MS/MS) 可快速准确地检测尿液中的阿片类药物. 这种方法有望提高药物检测的效率,尽管需要进一步的研究才能得到更广泛的应用.
科学领域:
- 分析化学 分析化学
- 法医毒理学 法医毒理学
- 质谱测量质量谱测量
背景情况:
- 目前的阿片类药物检测依赖于非特异性免疫测试和耗时的LC-MS/MS确认.
- 现有的方法在样本准备和回归时间方面存在挑战,以准确识别阿片类药物.
研究的目的:
- 评估实时双重质谱直接分析 (DART-MS/MS) 作为阿片类药物检测的更快,更有效的替代方案.
- 评估DART-MS/MS以精确识别尿样中的阿片类药物,减少样本制备.
主要方法:
- 优化了DART-MS/MS参数,包括温度,操作模式和样品准备步骤.
- 对12种阿片类药物的评估方法性能,评估分析测量范围,携带,精度和稳定性.
- 将DART-MS/MS结果直接与已建立的液体染色学-并联质谱法 (LC-MS/MS) 方法进行比较.
主要成果:
- DART-MS/MS在检测尿液中的6-乙吗啡,可代因,摩,氧摩,可,纳洛,布普伦诺芬,诺芬和芬太方面表现出高度的敏感性和特异性.
- 该方法的性能在检测诺布普伦诺芬,吗啡和氧化时低于最佳.
- 与传统方法相比,实现了高效的样本准备和快速的周转时间.
结论:
- DART-MS/MS是一种可行的概念验证,用于尿液中快速,定量和最终的阿片类药物药物检测.
- 需要进一步的研究,以扩大DART-MS/MS在各种药物测试场景中的适用性.
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