Controlled Adhesion and Growth of Long Term Glial and Neuronal Cultures on Parylene-C
2011

Controlling Growth of Neurons and Glia on Parylene-C Patterns

Sample size: 100 publication 10 minutes Evidence: moderate

Author Information

Author(s): Delivopoulos Evangelos, Murray Alan F.

Primary Institution: The University of Cambridge

Hypothesis

How does glial division affect neuronal network development on engineered substrates?

Conclusion

The study shows that glial mitosis disrupts neuronal patterns, but this can be mitigated by using Ara-C and BDNF.

Supporting Evidence

  • Glial mitosis disrupts neuronal patterns over time.
  • The addition of Ara-C preserves neuronal and glial conformity.
  • BDNF mitigates neuronal apoptosis associated with Ara-C treatment.
  • Stable nitrogen levels indicate protein presence on Parylene-C.
  • Statistical analysis shows significant differences in conformity indexes.

Takeaway

This study found that when glial cells grow too much, they can push neurons off their patterns, but using certain drugs can help keep the neurons in place.

Methodology

The study involved harvesting glia and neurons from rat hippocampus and culturing them on Parylene-C patterns while manipulating glial division with Ara-C and BDNF.

Potential Biases

Potential bias in the selection of cell types and the effects of drug treatments on neuronal health.

Limitations

The study does not address long-term effects beyond three weeks or the stability of the Parylene-C patterns over extended periods.

Participant Demographics

Sprague-Dawley rats, postnatal days 1-7.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1371/journal.pone.0025411

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