Histone deacetylase inhibitors SAHA and sodium butyrate block G1-to-S cell cycle progression in neurosphere formation by adult subventricular cells
2011

Effects of HDAC Inhibitors on Adult Neural Stem Cells

Sample size: 3 publication 10 minutes Evidence: moderate

Author Information

Author(s): Zhou Qiong, Dalgard Clifton L, Wynder Christopher, Doughty Martin L

Primary Institution: Uniformed Services University of the Health Sciences

Hypothesis

How do histone deacetylase inhibitors affect cell cycle progression and proliferation in adult neural stem cells?

Conclusion

HDAC inhibitors SAHA and sodium butyrate block G1-to-S cell cycle progression in adult mouse neural stem cells and induce transcriptional changes that promote neuronal lineage commitment.

Supporting Evidence

  • SAHA and sodium butyrate significantly inhibit DNA synthesis in adult mouse NSCs.
  • Both HDAC inhibitors lead to an increase in cyclin-dependent kinase inhibitor gene expression.
  • Treatment with HDAC inhibitors results in long-term changes in cell fate in adult NSCs.

Takeaway

This study shows that certain drugs can stop brain stem cells from growing by blocking their cell cycle, which might help in understanding how to control brain cell growth.

Methodology

The study used adult mouse neural stem cells treated with HDAC inhibitors and analyzed their effects on cell cycle progression and gene expression.

Limitations

The study was conducted in vitro, which may not fully replicate in vivo conditions.

Participant Demographics

Adult C57BL/6J mice, equal numbers of male and female.

Statistical Information

P-Value

p<0.01 for SAHA, p<0.001 for NaB

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2202-12-50

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