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Isolation and Culture of Rat Embryonic Neural Cells: A Quick Protocol
Published on: May 24, 2012
Simplified protocol for isolation of multipotential NG2 cells from postnatal mouse.
Yiner Wang1, Zhi-Bing Tan, Li-Ming Qin
1Department of Neurobiology, Key Laboratory of Medical Neurobiology of the Ministry of Health, Zhejiang Province Key Laboratory of Neurobiology, Zhejiang University School of Medicine, Hangzhou, Zhejiang 310058, P.R. China.
Journal of Neuroscience Methods
|August 15, 2013
Summary
Researchers developed a simple, economical method to isolate NG2 cells from postnatal mice. This new protocol yields high-purity NG2 cells, crucial for studying their functions and potential as neural precursors.
Area of Science:
- Neuroscience
- Cell Biology
- Developmental Biology
Background:
- NG2 cells, also known as oligodendrocyte precursor cells, play critical roles in the central nervous system.
- Understanding NG2 cell properties and functions is limited by the lack of efficient isolation protocols.
- Existing methods for isolating mouse NG2 cells are often complex and time-consuming.
Purpose of the Study:
- To develop a simple, rapid, and economical protocol for isolating NG2 cells from postnatal mouse brain tissue.
- To characterize the isolated NG2 cells for purity, immunological, and electrophysiological properties.
- To assess the multipotent differentiation capacity of the isolated NG2 cells.
Main Methods:
- Postnatal mouse cortical tissue cultures were established and maintained to achieve cell confluence.
- NG2 cells were isolated using a novel method involving mechanical shaking of cultures on an orbital shaker at 37°C for 3-4 hours.
- Cell purity and identity were confirmed through immunological and electrophysiological assessments.
Main Results:
- The developed protocol yielded a high quantity and purity of NG2 cells.
- Isolated NG2 cells exhibited characteristic electrophysiological properties, including delayed-rectifier K+ current (ID) and transient A-type K+ current (IA).
- These NG2 cells demonstrated enhanced chemo-attractive migration in response to GABA and showed multipotential differentiation into oligodendrocytes, neurons, and astrocytes.
Conclusions:
- The new method provides a simple, economical, and effective means of isolating NG2 cells from postnatal mice.
- This protocol facilitates further research into the biology and function of NG2 cells.
- The isolated NG2 cells serve as valuable precursors for generating various neural cell types.
