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使用单纳米粒子暗场显微镜可视化细胞膜上金纳米棒的扩散动力学
JoVE Journal
Biochemistry
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JoVE Journal Biochemistry
Visualizing Diffusional Dynamics of Gold Nanorods on Cell Membrane using Single Nanoparticle Darkfield Microscopy
DOI:

09:09 min

March 05, 2021

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Chapters

  • 00:05Introduction
  • 00:48Microscope Slide Preparation
  • 02:06Single Particle Darkfield Microscopy (DFM) Tracking
  • 02:53Data Acquisition
  • 04:21Red/Green Values
  • 04:59Data Analysis
  • 05:30Mean Square Displacement (MSD), Multi-Particle, and Time Analyses
  • 06:33Results: Representative Single Nanoparticle DFM of AuNR Diffusion Dynamics
  • 08:39Conclusion

Summary

Automatic Translation

在这里,我们展示了使用传统的暗场显微镜来监测金纳米棒(AuNR)在细胞膜上的动态。使用 ImageJ 和 MATLAB 检测单个 AuNR 的位置和方向,AuNR 的扩散状态以单个粒子跟踪分析为特征。

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