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Updated: Oct 28, 2025
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Mapping the Structure-Function Relationships of Disordered Oncogenic Transcription Factors Using Transcriptomic Analysis
Published on: June 27, 2020
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Interactions and Feedbacks in E-Cadherin Transcriptional Regulation
Miguel Ramirez Moreno1, Przemyslaw A Stempor2, Natalia A Bulgakova1
1Department of Biomedical Science and Bateson Centre, The University of Sheffield, Sheffield, England.
Frontiers in Cell and Developmental Biology
|July 15, 2021
Summary
E-cadherin, crucial for epithelial integrity, is regulated by complex mechanisms. A novel finding shows competition for STAT92E fine-tunes E-cadherin expression and promotes epithelial resilience.
Area of Science:
- Cell Biology
- Molecular Biology
- Cancer Research
Background:
- Epithelial integrity relies on cell-cell adhesion mediated by E-cadherin.
- E-cadherin downregulation is linked to epithelial-to-mesenchymal transition and cancer progression.
- E-cadherin re-expression is critical during cancer metastasis.
Purpose of the Study:
- To review known mechanisms of E-cadherin transcriptional regulation.
- To propose a novel mechanism involving competition for STAT92E.
- To highlight the role of this mechanism in epithelial robustness and resilience.
Main Methods:
- Literature review of E-cadherin transcriptional regulation.
- Experimental evidence in Drosophila.
- Analysis of interactions between adhesion complexes and heterochromatin protein-1.
Main Results:
- Complex interactions govern E-cadherin transcriptional activation and inhibition.
- Competition for STAT92E by adhesion complexes and heterochromatin protein-1 fine-tunes E-cadherin levels.
- This mechanism also regulates other genes involved in epithelial robustness.
Conclusions:
- The interplay between cell surface adhesion and nuclear factors is key to epithelial resilience.
- Feedback mechanisms involving E-cadherin and STAT92E offer new insights into cancer metastasis and epithelial stability.
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