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Updated: Jul 5, 2026
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Single-Cell Electroporation across Different Organotypic Slice Culture of Mouse Hippocampal Excitatory and Class-Specific Inhibitory Neurons
Published on: October 6, 2020
Single cell electroporation method for axon tracing in cultured slices
Naofumi Uesaka1, Maki Nishiwaki, Nobuhiko Yamamoto
1Neuroscience Laboratories, Graduate School of Frontier Biosciences, Osaka University, Suita, Osaka, Japan.
Development, Growth & Differentiation
|April 22, 2008
Summary
We developed a novel electroporation technique for fluorescent protein labeling, enabling detailed observation of individual axon tracing and dynamics. This method allows researchers to track growing axons for over a week, revealing neuronal connections.
Area of Science:
- Neuroscience
- Molecular Biology
- Developmental Biology
Background:
- Axon tracing is crucial for understanding neuronal connectivity and development.
- Existing methods may have limitations in observing small numbers of axons or their dynamics.
Purpose of the Study:
- To introduce a novel electroporation-based gene transfer technique for effective axon tracing.
- To demonstrate the capability of this technique for observing individual axon dynamics over an extended period.
Main Methods:
- Electroporation-based gene transfer of fluorescent protein (FP) into neurons.
- Observation and tracking of labeled axons using fluorescence microscopy.
- Longitudinal monitoring of axon behavior over more than one week.
Main Results:
- The technique successfully labels a small number of individual axons.
- The dynamics of axon growth and behavior can be followed for over a week.
- Fluorescent protein labeling provides a powerful tool for detailed axon tracing.
Conclusions:
- Electroporation-based FP labeling is an effective method for detailed axon tracing.
- This technique facilitates the study of axon dynamics during development.
- The approach offers a powerful tool for investigating neuronal connections.
