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Role of noncoding RNA as a pacemaker in cancer stem cell regulation: a review article
Yasmin M Attia1, Samer A Tadros2, Sally A Fahim3
1Pharmacology Unit, Cancer Biology Department, National Cancer Institute, Cairo University, Kasr Al Eini Street, Fom El Khalig, Cairo, 11796, Egypt.
Abstract:
Accumulated evidence supported the crucial role of a tiny population of cells within the tumor called cancer stem cells (CSCs) in cancer origination, and proliferation. Additionally, these cells are distinguished by their self-renewal, differentiation, and therapeutic resistance capabilities. Interestingly, many studies recorded dysregulation of different types of noncoding RNAs, such as microRNA (miRNA) and long non-coding RNA (LncRNA), in cancer cells as well as CSCs. Moreover, several studies also supported the regulation of the transcription factors and signaling pathways required for CSC progression by these noncoding RNAs. However, the exact biological functions of all these noncoding RNAs are not well understood yet. These findings are of great interest, implying usage of noncoding RNA as therapeutic tool to target these cells. In this review, we provide an insight into how noncoding RNAs regulate CSCs and how this correlation is manipulated to develop new therapies to eradicate cancer cells successfully.
Insights
Cancer stem cells (CSCs) drive tumor growth and resistance. Noncoding RNAs, like microRNAs and long non-coding RNAs, regulate CSCs, offering potential therapeutic targets for cancer eradication.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- Cancer stem cells (CSCs) are crucial for tumor initiation, proliferation, and therapeutic resistance.
- Dysregulation of noncoding RNAs (ncRNAs), including microRNAs (miRNAs) and long non-coding RNAs (lncRNAs), is observed in both cancer cells and CSCs.
- ncRNAs are implicated in regulating transcription factors and signaling pathways essential for CSC progression.
Purpose of the Study:
- To review the regulatory roles of noncoding RNAs in cancer stem cells.
- To explore the potential of targeting ncRNAs for novel cancer therapies.
- To elucidate the biological functions of ncRNAs in CSCs.
Main Methods:
- Literature review of existing studies on noncoding RNAs and cancer stem cells.
- Analysis of research on the regulatory mechanisms of ncRNAs in CSCs.
- Synthesis of findings regarding therapeutic applications of ncRNAs against CSCs.
Main Results:
- Noncoding RNAs significantly influence CSC characteristics, including self-renewal and differentiation.
- ncRNAs modulate key signaling pathways and transcription factors involved in CSC maintenance.
- The precise biological functions of many ncRNAs in CSCs require further investigation.
Conclusions:
- Noncoding RNAs play a critical role in regulating cancer stem cells.
- Targeting ncRNAs presents a promising therapeutic strategy for eliminating cancer cells.
- Further research into ncRNA functions is essential for developing effective cancer treatments.
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