Direct Generation of Neurosphere-Like Cells from Human Dermal Fibroblasts
2011

Creating Neural Stem Cell-Like Cells from Skin Cells

Sample size: 120 publication Evidence: moderate

Author Information

Author(s): Lee Soon-Tae, Chu Kon, Jung Keun-Hwa, Song Young-Mi, Jeon Daejong, Kim Seung U., Kim Manho, Lee Sang Kun, Roh Jae-Kyu

Primary Institution: Seoul National University Hospital

Hypothesis

Fibroblasts can be induced to become neural stem cell-like cells by introducing them with cell extracts derived from neural stem cell lines.

Conclusion

The study successfully generated induced neurosphere-like cells from human fibroblasts, demonstrating their potential as a source of neural stem cells for therapeutic applications.

Supporting Evidence

  • Induced neurosphere-like cells expressed neural stem cell markers and had demethylated SOX2 regulatory regions.
  • The cells formed daughter neurospheres after serial passaging.
  • The study provides a method to generate autologous neural stem cells without the use of viral vectors.

Takeaway

Scientists found a way to turn skin cells into cells that act like brain stem cells, which could help treat brain injuries or diseases.

Methodology

Fibroblasts were transfected with neural stem cell line-derived extracts and cultured in neurosphere conditions to assess their ability to form neurospheres and express neural stem cell markers.

Limitations

The growth of induced neurosphere-like cells was slow, preventing extensive passaging, and they failed to integrate into developing brains.

Participant Demographics

Human dermal fibroblasts were obtained from skin tissue remaining after surgery.

Digital Object Identifier (DOI)

10.1371/journal.pone.0021801

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