Ewing Sarcoma Protein Ewsr1 Maintains Mitotic Integrity and Proneural Cell Survival in the Zebrafish Embryo
2007

Ewsr1's Role in Zebrafish Development

Sample size: 200 publication 10 minutes Evidence: moderate

Author Information

Author(s): Azuma Mizuki, Embree Lisa J., Sabaawy Hatem, Hickstein Dennis D.

Primary Institution: National Cancer Institute, National Institutes of Health

Hypothesis

The Ewsr1 gene is essential for mitotic integrity and survival of neural cells during zebrafish embryonic development.

Conclusion

Ewsr1 is crucial for maintaining mitotic integrity and the survival of proneural cells in early zebrafish development.

Supporting Evidence

  • Knockdown of ewsr1 genes led to mitotic defects and increased apoptosis in zebrafish embryos.
  • Silencing EWSR1 in Hela cells resulted in similar mitotic defects and cell death.
  • Both ewsr1a and ewsr1b are expressed maternally and throughout zebrafish development.

Takeaway

Ewsr1 helps zebrafish embryos grow properly by making sure their cells divide correctly and survive.

Methodology

Morpholino-induced knockdown of ewsr1 genes in zebrafish embryos and siRNA silencing in Hela cells.

Limitations

The study primarily focuses on zebrafish and may not fully translate to other species.

Participant Demographics

Zebrafish embryos were used for the study.

Digital Object Identifier (DOI)

10.1371/journal.pone.0000979

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