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Published on: January 31, 2025
Non-coding RNAs associated with autophagy and their regulatory role in cancer therapeutics
Surbhi Kumari Barnwal1, Hrushikesh Bendale1, Satarupa Banerjee2
1School of Biosciences and Technology, Vellore Institute of Technology, Tamil Nadu, Vellore, 632014, India.
Abstract:
Cancer widely affects the world's health population and ranks second leading cause of death globally. Because of poor prognosis of various types of cancer such as sarcoma, lymphoma, adenomas etc., their high recurrence and metastasis rate and low early diagnosis rate have become concern lately. Role of autophagy in cancer progression is being studied since long. Autophagy is cell's self-degradative mechanism towards stress and has role in degradation of the cytoplasmic macromolecules which has potential to damage other cytosolic molecules. Autophagy can promote as well as inhibit tumorigenesis depending upon the associated protein combinations in cancer cells. Recent studies have shown that non-coding RNAs (ncRNAs) do not code for protein but play essential role in modulation of gene expression. At transcriptional level, different ncRNAs like lncRNAs, miRNAs and circRNAs directly or indirectly affect different stages of autophagy like autophagy-dependent and non-apoptotic cell death in cancer cells. This review focuses on the involvement of ncRNAs in autophagy and the modulation of several cancer signal transduction pathways in cancers such as lung, breast, prostate, pancreatic, thyroid, and kidney cancer.
Insights
Non-coding RNAs (ncRNAs) influence cancer progression by modulating autophagy, a cellular self-degradation process. This review explores how ncRNAs impact autophagy and cancer signaling pathways in various cancers.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- Cancer is a leading global cause of death with poor prognosis for many types.
- Autophagy, a cellular degradation process, plays a dual role in cancer progression, potentially promoting or inhibiting tumor growth.
- Non-coding RNAs (ncRNAs) are crucial regulators of gene expression and have emerged as key players in cellular processes.
Purpose of the Study:
- To review the involvement of ncRNAs in autophagy.
- To explore the modulation of cancer signal transduction pathways by ncRNAs and autophagy.
- To highlight the role of ncRNAs in various cancers including lung, breast, prostate, pancreatic, thyroid, and kidney cancer.
Main Methods:
- Literature review focusing on studies investigating ncRNAs, autophagy, and cancer.
- Analysis of ncRNA interactions with autophagy-related genes and pathways.
- Examination of ncRNA-mediated regulation of cancer signaling in different tumor types.
Main Results:
- ncRNAs, including lncRNAs, miRNAs, and circRNAs, significantly impact autophagy.
- ncRNAs can influence autophagy-dependent cell death and non-apoptotic cell death in cancer.
- Dysregulation of ncRNAs is linked to altered autophagy and cancer progression.
Conclusions:
- ncRNAs are critical regulators of autophagy in cancer.
- Targeting ncRNAs offers potential therapeutic strategies for modulating autophagy in cancer treatment.
- Further research into ncRNA-autophagy interactions is essential for understanding and combating cancer.
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