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Super-resolution Imaging of the Cytokinetic Z Ring in Live Bacteria Using Fast 3D-Structured Illumination Microscopy (f3D-SIM)
JoVE Journal
Biology
This content is Free Access.
JoVE Journal Biology
Super-resolution Imaging of the Cytokinetic Z Ring in Live Bacteria Using Fast 3D-Structured Illumination Microscopy (f3D-SIM)
DOI:

12:44 min

September 29, 2014

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Chapters

  • 00:05Title
  • 02:04Sample Preparation
  • 04:05Preparation of the Microscope
  • 05:01Image Acquisition
  • 06:44Checking Data Quality and Reconstructing 3D-SIM Images
  • 08:01Generating 3D Intensity Plots of the Z Ring from 3D-SIM Image Data
  • 09:58Results: OMX Fast 3D-SIM to Investigate FtsZ-GFP Localization and Dynamics in Live Bacillus subtilis
  • 11:39Conclusion

Summary

Automatic Translation

Spatiotemporal information about dynamic proteins inside live cells is crucial for understanding biology. A type of super-resolution microscopy called fast 3D-structured illumination microscopy (f3D-SIM) reveals unique information about the cytokinetic Z ring in bacteria: both its bead-like appearance and the rapid dynamics of FtsZ within the ring.

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