使用埃雷莫辛ELISA实施的万科米辛的治疗监测
Inna A Galvidis1, Yury A Surovoy2, Vitaly R Sharipov3
1I. Mechnikov Research Institute for Vaccines and Sera, Moscow 105064, Russia.
Antibiotics (Basel, Switzerland)
|January 8, 2025
概括
这项研究开发了一种使用酶相关免疫吸收试验 (ELISA) 的万科米辛 (VCM) 治疗药物监测 (TDM) 工具. 该分析准确地测量VCM水平,支持对重症患者的最佳剂量.
科学领域:
- 分析化学 分析化学
- 临床药理学 临床药理学
- 免疫学 免疫学 免疫学
背景情况:
- 范科米辛 (VCM) 是一种关键的抗生素,需要治疗药物监测 (TDM),因为其治疗窗口狭窄和药物动力学可变性.
- 免疫测试技术被广泛用于VCM TDM,因为它们的可用性和易用性.
研究的目的:
- 开发和验证一种新的TDM工具,用于使用抗菌素 (ERM) 抗体酶相关免疫吸收试验 (ELISA) 验证菌素 (VCM).
- 为了确保可靠地确定VCM度和关键的药理学参数,如Ctrough.
主要方法:
- 开发一种使用BSA-VCM结合物的ELISA测定方法,以实现最佳的VCM和ERM识别.
- 优化样品预处理,使用乙尼脱蛋白化进行有效的VCM恢复和干扰去除.
- 用烧伤患者的血清样本验证试验,将结果与LC-MS/MS进行比较.
主要成果:
- 优化的ELISA测定显示VCM和ERM的同等识别 (100%和104%) 并不受同时服用抗生素的影响.
- 乙二脱蛋白化在治疗范围 (3-30毫克/升) 中恢复了75-96%的VCM,没有常见临床标记的干扰.
- 对108个血清样本的分析显示,开发的ELISA测定和LC-MS/MS确认之间存在良好的一致性.
结论:
- 开发的ELISA方法适用于治疗药物监测,使用单一的分析仪器用于相关的分析物.
- 在标准剂量下观察到的低于最佳的万科米辛暴露突显了TDM在患者管理中的重要性.
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