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In Vivo 2-Photon Calcium Imaging in Layer 2/3 of Mice
Published on: March 13, 2008
In vivo calcium imaging of neural network function
Werner Göbel1, Fritjof Helmchen
1Department of Neurophysiology, Brain Research Institute, University of Zurich, Zurich, Switzerland. goebel@hifo.uzh.ch
Physiology (Bethesda, Md.)
|December 13, 2007
Summary
In vivo calcium imaging visualizes neural network activity. Recent advancements in this technique offer new insights into brain circuit operating principles.
Area of Science:
- Neuroscience
- Cellular Biology
- Systems Neuroscience
Background:
- Spatiotemporal activity patterns in neural networks are crucial for brain function.
- Two-photon imaging allows in vivo measurement of neural network activity.
- Fluorescent calcium indicators are used to label cell populations for imaging.
Purpose of the Study:
- To review the fundamental aspects of in vivo calcium imaging.
- To highlight recent technological developments in the field.
- To discuss how these advancements aid in understanding neural circuit operating principles.
Main Methods:
- In vivo two-photon imaging.
- Use of fluorescent calcium indicators for cell population labeling.
- Review of current literature and recent developments.
Main Results:
- In vivo calcium imaging provides a powerful tool for observing neural activity.
- Recent developments enhance the resolution and scope of imaging.
- These advancements facilitate the study of complex neural circuits.
Conclusions:
- In vivo calcium imaging is essential for understanding brain function.
- Ongoing technological progress is rapidly advancing the field.
- Future research will benefit significantly from these imaging techniques.
