Post-Transcriptional Regulation of Cadherin-11 Expression by GSK-3 and β-Catenin in Prostate and Breast Cancer Cells
2009

Regulation of Cadherin-11 Expression in Cancer Cells

publication Evidence: moderate

Author Information

Author(s): Farina Anne K., Bong Yong-Sik, Feltes Carolyn M., Byers Stephen W.

Primary Institution: Lombardi Comprehensive Cancer Center and Departments of Oncology and Biochemistry, Molecular and Cellular Biology, Georgetown University School of Medicine

Hypothesis

How does GSK-3β regulate cadherin-11 expression in prostate and breast cancer cells?

Conclusion

Cadherin-11 mRNA and protein levels are regulated by the activity of GSK3β, with significant regulation exerted by β-catenin at the level of the cadherin-11 3′UTR.

Supporting Evidence

  • GSK3β regulates cadherin-11 expression in two ways: through β-catenin-independent regulation of mRNA levels and β-catenin-dependent effects on 3′UTR stability.
  • Inhibition of GSK3β with lithium chloride or BIO reduced cadherin-11 mRNA and protein levels.
  • Cadherin-11 3′UTR is highly conserved and plays a significant role in its regulation.

Takeaway

This study shows that a protein called GSK3β helps control the levels of another protein, cadherin-11, which is important in cancer cells.

Methodology

The study used various cancer cell lines and treatments to analyze the effects of GSK3β inhibition on cadherin-11 expression.

Limitations

The study primarily focuses on specific cancer cell lines and may not generalize to all cancer types.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0004797

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