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Updated: Aug 27, 2025

Detection of Alternative Splicing During Epithelial-Mesenchymal Transition
Published on: October 9, 2014
Underlying mechanisms of epithelial splicing regulatory proteins in cancer progression
Ying Liu1,2, Yiwen Li3, Chengcheng Du3
1Institute for Translational Medicine, The Affiliated Hospital of Qingdao University, Qingdao Medical College, Qingdao University, Qingdao, 266021, China. liuying_hero@163.com.
Abstract:
Cancer is the second-leading disease-related cause of global mortality after cardiovascular disease. Despite significant advances in cancer therapeutic strategies, cancer remains one of the major obstacles to human life extension. Cancer pathogenesis is extremely complicated and not fully understood. Epithelial splicing regulatory proteins (ESRPs), including ESRP1 and ESRP2, belong to the heterogeneous nuclear ribonucleoprotein family of RNA-binding proteins and are crucial regulators of the alternative splicing of messenger RNAs (mRNAs). The expression and activity of ESRPs are modulated by various mechanisms, including post-translational modifications and non-coding RNAs. Although a growing body of evidence suggests that ESRP dysregulation is closely associated with cancer progression, the detailed mechanisms remain inconclusive. In this review, we summarize recent findings on the structures, functions, and regulatory mechanisms of ESRPs and focus on their underlying mechanisms in cancer progression. We also highlight the clinical implications of ESRPs as prognostic biomarkers and therapeutic targets in cancer treatment. The information reviewed herein could be extremely beneficial to the development of individualized therapeutic strategies for cancer patients.
Insights
Epithelial splicing regulatory proteins (ESRPs) are vital for cell function and are implicated in cancer. Understanding ESRPs offers new avenues for cancer diagnostics and treatments.
Area of Science:
- Oncology
- Molecular Biology
- RNA Biology
Background:
- Cancer is a leading cause of global mortality, with complex pathogenesis.
- Epithelial splicing regulatory proteins (ESRPs) regulate alternative splicing of messenger RNAs (mRNAs).
- ESRP dysregulation is linked to cancer progression, but mechanisms are unclear.
Purpose of the Study:
- To review the structure, function, and regulation of ESRPs.
- To elucidate the role of ESRPs in cancer progression.
- To highlight ESRPs as potential cancer biomarkers and therapeutic targets.
Main Methods:
- Literature review of recent findings on ESRPs.
- Analysis of ESRP structure, function, and regulatory mechanisms.
- Examination of ESRP involvement in cancer pathogenesis.
Main Results:
- ESRPs (ESRP1 and ESRP2) are RNA-binding proteins crucial for alternative splicing.
- ESRP expression and activity are modulated by post-translational modifications and non-coding RNAs.
- ESRP dysregulation is associated with various cancers, impacting progression.
Conclusions:
- ESRPs play a significant role in cancer development and progression.
- ESRPs hold promise as prognostic biomarkers for cancer patients.
- Targeting ESRPs may lead to novel, individualized cancer therapeutics.
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