Zebrafish foxo3b Negatively Regulates Canonical Wnt Signaling to Affect Early Embryogenesis
2011

Zebrafish foxo3b and its role in embryogenesis

publication 10 minutes Evidence: high

Author Information

Author(s): Xie Xun-wei, Liu Jing-Xia, Hu Bo, Xiao Wen

Primary Institution: Key Laboratory of Aquatic Biodiversity and Conservation, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, People's Republic of China

Hypothesis

How does the zebrafish foxo3b gene affect early embryogenesis and Wnt signaling?

Conclusion

The study reveals that foxo3b is crucial for early embryogenesis and negatively regulates Wnt/β-catenin signaling.

Supporting Evidence

  • Foxo3b is expressed maternally and is critical for early embryogenesis.
  • Knockdown of foxo3b leads to defects in axis and neuroectoderm formation.
  • Foxo3b negatively regulates both maternal and zygotic Wnt/β-catenin signaling.

Takeaway

The foxo3b gene helps zebrafish embryos develop properly by controlling important signals that guide their growth.

Methodology

The study used morpholino-mediated knockdown and various gene expression assays to analyze the role of foxo3b in zebrafish embryogenesis.

Limitations

The study primarily focuses on zebrafish, which may limit the generalizability of the findings to other species.

Statistical Information

P-Value

p=0.0069 for pM-β-catenin1, p<0.0001 for pM-β-catenin2

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0024469

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