Journal
/
/
通过 3D 相关聚焦离子束铣削制备样品,用于高分辨率冷冻电子断层扫描
JoVE Journal
Biology
This content is Free Access.
JoVE Journal Biology
Sample Preparation by 3D-Correlative Focused Ion Beam Milling for High-Resolution Cryo-Electron Tomography
DOI:

08:20 min

October 25, 2021

, , , ,

Chapters

  • 00:04Introduction
  • 00:36Cryo-Fluorescence Light Microscopy (Cryo-FLM) of Plunge‐Frozen Grids with Cells
  • 01:51Focused Ion Beam (FIB) Milling
  • 05:47Correlative Transmission Electron Microscopy (TEM)
  • 07:02Results: Visualizing the Endocytic Protein Deposit in the Cell with Cryo‐ET
  • 07:38Conclusion

Summary

Automatic Translation

在这里,我们提出了一种用于3D相关聚焦离子束铣削的管道,以指导用于冷冻电子断层扫描的细胞样品的制备。首先通过冷冻荧光显微镜确定目标荧光标记蛋白质的3D位置,然后靶向研磨。该方案适用于哺乳动物、酵母和细菌细胞。

Related Videos

Read Article