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Related Experiment Video

Updated: Jun 15, 2026

Purification of the Dendritic Filopodia-rich Fraction
11:51

Purification of the Dendritic Filopodia-rich Fraction

Published on: May 2, 2019

[Neuron differential attachment purification and its influence factor].

Jun Li1, Daxiong Feng, Yize Huang

  • 1Department of Spine Surgery, the Affiliated Hospital of Luzhou Medical College, Luzhou Sichuan, 646000, P.R. China.

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi = Zhongguo Xiufu Chongjian Waike Zazhi = Chinese Journal of Reparative and Reconstructive Surgery
|March 2, 2010
PubMed
Summary
This summary is machine-generated.

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A simple method for purifying dorsal root ganglion (DRG) neurons uses poly-D-lysine (PDL) differential attachment for 30 minutes. This method, along with PDL/Laminin substrates and cytarabine (Ara-C), optimizes beta3-tubulin positive axon research.

Area of Science:

  • Neuroscience and Cell Biology
  • Developmental Biology

Context:

  • Neuron purification is critical for various experimental research.
  • Limited data exists on factors influencing neural axon purification.
  • Dorsal root ganglion (DRG) tissue culture is a key model for studying neurons.

Purpose:

  • To establish a simple method for neuron purification.
  • To investigate the impact of culture substrates, FBS, 5-Fu, and Ara-C on beta3-tubulin positive axons in DRG cultures.

Summary:

  • Poly-D-lysine (PDL) differential attachment for 30 minutes effectively purifies DRG neurons.
  • PDL/Laminin (PDL/LN) substrates significantly enhance beta3-tubulin positive axon extension and arborization.
  • Optimal conditions include 5% FBS, 0 µmol/L 5-fluorouracil (5-Fu), and 10 µmol/L cytarabine (Ara-C).

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Last Updated: Jun 15, 2026

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Impact:

  • Provides a straightforward protocol for obtaining purified DRG neuron suspensions.
  • Identifies key factors for optimizing neuron culture and axon growth in research.
  • Facilitates advancements in neurobiological studies using DRG neurons.