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Serial Two-Photon Tomography of the Whole Marmoset Brain for Neuroanatomical Analyses
Published on: January 17, 2025
723
Functional visualization and manipulation in the marmoset brain using viral vectors
1Center for Brain Science, Laboratory for Molecular Analysis of Higher Brain Function, RIKEN, 2-1 Hirosawa, Wako, 351-0198, Japan.
Current Opinion in Pharmacology
|July 19, 2021
Summary
Genetically encoded calcium indicator (GECI) techniques, like GCaMP imaging, are revolutionizing primate brain research. These tools offer new insights into neural circuits, cognition, and potential therapies for human disorders.
Area of Science:
- Neuroscience
- Primate Brain Research
- Molecular and Cellular Biology
Background:
- The common marmoset possesses a complex primate-specific cortex with around 40 Brodmann areas.
- Understanding the functional organization of this cortex is crucial for advancing neuroscience.
Purpose of the Study:
- To explore the application of Genetically Encoded Calcium Indicator (GECI) techniques in studying the marmoset cortex.
- To leverage GECI advancements for deeper insights into primate neural circuits and cognition.
Main Methods:
- Utilizing GCaMP imaging, a type of GECI, for functional analysis of the marmoset cortex.
- Employing optogenetic approaches alongside GECI techniques.
Main Results:
- Demonstrated the effectiveness of GCaMP imaging in analyzing primate neural activity.
- Highlighted the potential of combined GECI and optogenetic methods for detailed brain circuit investigation.
Conclusions:
- GECI techniques provide powerful tools for molecular and cellular level studies of the primate brain.
- This research advances understanding of primate cognition and offers pathways for treating human neurological and psychiatric disorders.
