Implications of noncoding RNAs for cancer therapy: Are we aiming at the right targets?

The discovery of oncogenes and tumor suppressor genes led to a better understanding of tumorigenesis, and prompted the development of molecularly targeted therapy. Over the past 30 years, many new drugs, which are primarily aimed at activated oncogenic proteins in signal transduction pathways involv...

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Main Author: Amil Shah
Format: Article
Language:English
Published: Open Exploration Publishing Inc. 2025-01-01
Series:Exploration of Targeted Anti-tumor Therapy
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Online Access:https://www.explorationpub.com/uploads/Article/A1002286/1002286.pdf
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author Amil Shah
author_facet Amil Shah
author_sort Amil Shah
collection DOAJ
description The discovery of oncogenes and tumor suppressor genes led to a better understanding of tumorigenesis, and prompted the development of molecularly targeted therapy. Over the past 30 years, many new drugs, which are primarily aimed at activated oncogenic proteins in signal transduction pathways involved in cell proliferation and survival, have been introduced in the clinic. Despite its rational design, the overall efficacy of targeted therapy has been modest. Recently, the noncoding RNAs (ncRNAs) have emerged as key regulators of important cellular processes in addition to the known regulatory proteins. It now appears that dual epigenetic regulatory systems exist in higher eukaryotic cells: a ncRNA network that governs essential cell functions, like cell fate decision and maintenance of homeostasis, and a protein-based system that presides over core physiological processes, like cell division and genomic maintenance. Modifications of the ncRNA network due to altered ncRNAs can cause the cell to shift towards to neoplastic phenotype; this is cancer initiation. Mutations in the well-known cancer driver genes provide the incipient cancer cell with a selective growth advantage and fuel its consequent clonal expansion. Because of the crucial role of the altered ncRNAs in tumorigenesis, targeting them may be a reasonable therapeutic strategy.
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spelling doaj-art-0d083e62c1e44247be062e72d9716a302025-01-17T08:15:10ZengOpen Exploration Publishing Inc.Exploration of Targeted Anti-tumor Therapy2692-31142025-01-016100228610.37349/etat.2025.1002286Implications of noncoding RNAs for cancer therapy: Are we aiming at the right targets?Amil Shah0https://orcid.org/0000-0001-8953-3521Department of Medicine, University of British Columbia, Vancouver, BC V5Z 1M9, CanadaThe discovery of oncogenes and tumor suppressor genes led to a better understanding of tumorigenesis, and prompted the development of molecularly targeted therapy. Over the past 30 years, many new drugs, which are primarily aimed at activated oncogenic proteins in signal transduction pathways involved in cell proliferation and survival, have been introduced in the clinic. Despite its rational design, the overall efficacy of targeted therapy has been modest. Recently, the noncoding RNAs (ncRNAs) have emerged as key regulators of important cellular processes in addition to the known regulatory proteins. It now appears that dual epigenetic regulatory systems exist in higher eukaryotic cells: a ncRNA network that governs essential cell functions, like cell fate decision and maintenance of homeostasis, and a protein-based system that presides over core physiological processes, like cell division and genomic maintenance. Modifications of the ncRNA network due to altered ncRNAs can cause the cell to shift towards to neoplastic phenotype; this is cancer initiation. Mutations in the well-known cancer driver genes provide the incipient cancer cell with a selective growth advantage and fuel its consequent clonal expansion. Because of the crucial role of the altered ncRNAs in tumorigenesis, targeting them may be a reasonable therapeutic strategy.https://www.explorationpub.com/uploads/Article/A1002286/1002286.pdftumorigenesisnoncoding rnarna regulatory networkcancer initiationtargeted therapynucleic acid-based therapy
spellingShingle Amil Shah
Implications of noncoding RNAs for cancer therapy: Are we aiming at the right targets?
Exploration of Targeted Anti-tumor Therapy
tumorigenesis
noncoding rna
rna regulatory network
cancer initiation
targeted therapy
nucleic acid-based therapy
title Implications of noncoding RNAs for cancer therapy: Are we aiming at the right targets?
title_full Implications of noncoding RNAs for cancer therapy: Are we aiming at the right targets?
title_fullStr Implications of noncoding RNAs for cancer therapy: Are we aiming at the right targets?
title_full_unstemmed Implications of noncoding RNAs for cancer therapy: Are we aiming at the right targets?
title_short Implications of noncoding RNAs for cancer therapy: Are we aiming at the right targets?
title_sort implications of noncoding rnas for cancer therapy are we aiming at the right targets
topic tumorigenesis
noncoding rna
rna regulatory network
cancer initiation
targeted therapy
nucleic acid-based therapy
url https://www.explorationpub.com/uploads/Article/A1002286/1002286.pdf
work_keys_str_mv AT amilshah implicationsofnoncodingrnasforcancertherapyareweaimingattherighttargets