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Updated: Sep 4, 2025

Large-scale Scanning Transmission Electron Microscopy Nanotomy of Healthy and Injured Zebrafish Brain
Published on: May 25, 2016
Three-dimensional SEM, TEM, and STEM for analysis of large-scale biological systems
Snježana Radulović1, Sowmya Sunkara1, Reinhard Rachel2
1Division of Cell Biology, Histology and Embryology, Research Unit Electron Microscopic Techniques, Gottfried Schatz Research Center, Medical University of Graz, 8010, Graz, Austria.
Structural cell biology aims to visualize cells in 3D at high resolution. New electron microscopy techniques like array tomography and batch tomography enhance 3D imaging of cellular structures.
Area of Science:
- Structural cell biology
- Advanced microscopy techniques
Background:
- Analyzing intact cells in 3D at high resolution is crucial.
- Electron microscopy offers high resolution but typically examines small volumes.
Purpose of the Study:
- To review advanced electron microscopy tools for 3D cell biology.
- To describe procedures, advantages, and limitations of these techniques.
Main Methods:
- Array tomography
- Batch tomography
- Scanning transmission electron tomography
- Correlative light and electron tomography
Main Results:
- These methods enable high-resolution 3D visualization of subcellular structures.
- Correlative approaches integrate light and electron microscopy for richer data.
Conclusions:
- Advanced electron microscopy techniques overcome resolution-volume trade-offs.
- These tools significantly increase 3D information obtainable from cellular samples.
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