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Non-coding RNA-based therapeutics in cancer therapy: An emphasis on Wnt/β-catenin control
Afshin Taheriazam1, Seyedeh Delaram Bayanzadeh2, Melika Heydari Farahani3
1Farhikhtegan Medical Convergence Sciences Research Center, Farhikhtegan Hospital Tehran Medical Sciences, Islamic Azad University, Tehran, Iran; Department of Orthopedics, Faculty of Medicine, Tehran Medical Sciences, Islamic Azad University, Tehran, Iran.
Abstract:
Non-coding RNA transcripts are RNA molecules that have mainly regulatory functions and they do not encode proteins. microRNAs (miRNAs), lncRNAs and circRNAs are major types of this family and these epigenetic factors participate in disease pathogenesis, especially cancer that their abnormal expression may lead to cancer progression. miRNAs and lncRNAs possess a linear structure, whereas circRNAs possess ring structures and high stability. Wnt/β-catenin is an important factor in cancer with oncogenic function and it can increase growth, invasion and therapy resistance in tumors. Wnt upregulation occurs upon transfer of β-catenin to nucleus. Interaction of ncRNAs with Wnt/β-catenin signaling can determine tumorigenesis. Wnt upregulation is observed in cancers and miRNAs are able to bind to 3'-UTR of Wnt to reduce its level. LncRNAs can directly/indirectly regulate Wnt and in indirect manner, lncRNAs sponge miRNAs. CircRNAs are new emerging regulators of Wnt and by its stimulation, they increase tumor progression. CircRNA/miRNA axis can affect Wnt and carcinogenesis. Overall, interaction of ncRNAs with Wnt can determine proliferation rate, migration ability and therapy response of cancers. Furthermore, ncRNA/Wnt/β-catenin axis can be utilized as biomarker in cancer and for prognostic applications in patients.
Insights
Non-coding RNAs (ncRNAs), including microRNAs (miRNAs), lncRNAs, and circRNAs, interact with the Wnt/β-catenin pathway. This interaction influences cancer progression, offering potential biomarkers for diagnosis and prognosis.
Area of Science:
- Molecular Biology
- Epigenetics
- Cancer Research
Background:
- Non-coding RNAs (ncRNAs) regulate gene expression and are implicated in disease pathogenesis, particularly cancer.
- Abnormal ncRNA expression contributes to cancer progression by affecting cellular processes.
- The Wnt/β-catenin signaling pathway is a key oncogenic pathway involved in tumor growth, invasion, and therapy resistance.
Purpose of the Study:
- To explore the intricate interactions between different types of ncRNAs (miRNAs, lncRNAs, circRNAs) and the Wnt/β-catenin signaling pathway in cancer.
- To elucidate the role of these ncRNA-Wnt interactions in tumorigenesis and cancer progression.
- To assess the potential of the ncRNA/Wnt/β-catenin axis as a diagnostic and prognostic biomarker in cancer patients.
Main Methods:
- Review and synthesis of existing literature on ncRNA function and Wnt/β-catenin signaling in cancer.
- Analysis of molecular mechanisms by which miRNAs, lncRNAs, and circRNAs regulate Wnt/β-catenin activity.
- Examination of experimental evidence linking ncRNA-Wnt interactions to cancer hallmarks like proliferation, migration, and therapy resistance.
Main Results:
- miRNAs can suppress Wnt signaling by binding to the 3'-UTR of Wnt mRNA.
- LncRNAs exhibit diverse regulatory roles, including direct modulation of Wnt and indirect sponging of miRNAs.
- CircRNAs emerge as potent stimulators of Wnt signaling, promoting tumor progression, often through circRNA/miRNA interactions.
Conclusions:
- The ncRNA/Wnt/β-catenin axis plays a critical role in regulating cancer cell proliferation, migration, and response to therapy.
- Dysregulation of this axis is a significant driver of cancer development and progression.
- Targeting the ncRNA/Wnt/β-catenin pathway or utilizing it as a biomarker holds promise for cancer diagnostics and therapeutics.
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