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Updated: May 11, 2026
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Laser-guided Neuronal Tracing In Brain Explants
Published on: November 25, 2015
Retrograde tracing technique for neonatal animals.
Kengo Funakoshi1, Akira Yoshikawa, Yoshitoshi Atobe
1Department of Neuroanatomy, Yokohama City University Graduate School of Medicine, Yokohama, Japan.
Methods in Molecular Biology (Clifton, N.J.)
|May 18, 2013
Summary
This study introduces a novel retrograde tracing technique using multiple fluorescent tracers to visualize axonal collaterals. This method aids in understanding neural development and repair after injury.
Area of Science:
- Neuroscience
- Neuroanatomy
- Cellular Biology
Background:
- Tract tracing is essential for mapping neural circuits.
- Horseradish peroxidase was an early neuroanatomical tracing tool.
- Existing methods have limitations in visualizing complex axonal structures.
Purpose of the Study:
- To describe a novel retrograde tracing technique.
- To enable the detection of axonal collaterals.
- To investigate neural development and repair mechanisms.
Main Methods:
- Utilized multiple fluorescent tracers for retrograde tracing.
- Applied the technique to study neural pathways.
- Focused on visualizing axonal branching and connections.
Main Results:
- Successfully detected axonal collaterals using the fluorescent tracer method.
- Demonstrated the technique's utility in visualizing complex neural architecture.
- Provided insights into axonal trajectory development.
Conclusions:
- The described retrograde tracing technique offers enhanced visualization of neural connections.
- This method is valuable for studying axonal development and regeneration.
- It provides a powerful tool for neuroanatomical research.
