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Targeted micro-fiber arrays for measuring and manipulating localized multi-scale neural dynamics over large, deep
Mai-Anh T Vu1,2, Eleanor H Brown3, Michelle J Wen1,4
1Department of Psychological & Brain Sciences, Boston University, Boston, MA, USA.
Biorxiv : the Preprint Server for Biology
|November 28, 2023
Summary
Researchers developed a novel micro-fiber array and imaging technique to simultaneously measure and control neural activity across large brain volumes. This breakthrough allows detailed study of neural dynamics and their role in behavior.
Area of Science:
- Neuroscience
- Optical Imaging
- Optogenetics
Background:
- Neural dynamics operate across diverse spatial and temporal scales within 3D brain volumes.
- Existing optical methods struggle with the spatial coverage and resolution needed for large-scale deep brain circuit analysis.
Conclusions:
- The new method enables investigation of multi-scale neural dynamics in deep brain circuits with high precision.
- Revealed distinct spatiotemporal dopamine patterns underlying sensory processing in the striatum.
- Facilitates understanding of how large-scale neural circuits contribute to behavior through targeted manipulation.
