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梯度引导模式共振生物传感器与智能手机读取输出

Ting-Zhou Lin1, Cheng-Hao Chen1, Yuan-Pei Lei1

  • 1Department of Mechanical Engineering, National Yang Ming Chiao Tung University, Hsinchu 30010, Taiwan.

Biosensors
|December 22, 2023
PubMed
概括

这项研究介绍了一种新型智能手机生物传感器,使用梯度格周期引导模式共振 (GGP-GMR) 传感器来检测生物分子. 该系统为实验室仪器提供了一种便携且具有成本效益的替代方案,可实现低糖,白蛋白和肌素的低检测极限.

科学领域:

  • 生物医学工程 生物医学工程
  • 光学传感器 光学传感器
  • 临床诊断 临床诊断 临床诊断

背景情况:

  • 智能手机与生物传感器的集成为传统实验室设备提供了便携且具有成本效益的替代方案.
  • 引导模式共振 (GMR) 传感器通过光学转移来检测生物分子,提供高灵敏度.

研究的目的:

  • 开发和验证一种基于智能手机的新型生物传感器系统,使用梯度格周期引导模式共振 (GGP-GMR) 传感器.
  • 展示该系统对各种生物分子的定量和多重检测的潜力.

主要方法:

  • 设计了一个GGP-GMR传感器,其中网格阻断特定的共振波长,创建可观测的暗波段.
  • 传感器被LED照亮,传输的光被智能手机捕获和分析.
  • 该系统被测试了检测糖溶液,同时检测白蛋白和肌素.

主要成果:

  • 糖糖的检测极限 (LOD) 为1.50 × 10-3 RIU.
  • 多重检测的专蛋白和肌氨酸显示的LOD分别为1.18微克/毫升和20.56微克/毫升.
  • 智能手机界面成功显示了结果,确认了系统的功能.

结论:

关键词:
专辑蛋白 (albumin) 是一种肌氨酸是什么意思 肌氨酸是什么意思导向模式共振的指导模式.有光学生物传感器.智能手机的生物传感器

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  • 拟议的基于智能手机的GGP-GMR生物传感器系统是一个可行的,便携式和敏感的生物分子检测平台.
  • 这项技术有可能在各种诊断应用中取代昂贵的实验室仪器.
  • 证明的多重复合能力提高了其用于分析复杂的生物样本的实用性.