Effects of Dibutyryl Cyclic-AMP on Survival and Neuronal Differentiation of Neural Stem/Progenitor Cells Transplanted into Spinal Cord Injured Rats
2011

Effects of Dibutyryl Cyclic-AMP on Neural Stem Cell Survival and Differentiation

Sample size: 20 publication 10 minutes Evidence: moderate

Author Information

Author(s): Kim Howard, Zahir Tasneem, Tator Charles H., Shoichet Molly S.

Primary Institution: University of Toronto

Hypothesis

Does dibutyryl cyclic-AMP enhance the survival and differentiation of neural stem/progenitor cells transplanted into spinal cord injured rats?

Conclusion

Dibutyryl cyclic-AMP pre-treatment significantly improves the survival and neuronal differentiation of transplanted neural stem/progenitor cells in spinal cord injury models.

Supporting Evidence

  • NSPC survival was highest in the dbcAMP pre-treated group, having approximately 80% survival at both time points.
  • Dibutyryl cyclic-AMP pre-treatment resulted in the greatest number of in vivo NSPCs differentiated into neurons (37±4%).
  • Untreated NSPCs showed only 15±7% differentiation into neurons.

Takeaway

Researchers found that a special chemical helped brain cells survive and turn into neurons when they were put into injured spinal cords of rats.

Methodology

The study involved transplanting neural stem/progenitor cells into spinal cord injured rats and assessing their survival and differentiation after treatment with dibutyryl cyclic-AMP.

Potential Biases

Potential bias in the selection of treatment groups and the assessment of outcomes.

Limitations

The study primarily focused on short-term outcomes and did not assess long-term effects beyond six weeks.

Participant Demographics

Adult female Sprague-Dawley rats were used in the study.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0021744

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