Epigenetic Drug Interventions in Breast Cancer: A Narrative Review of Current Research and Future Directions

Breast cancer is a life-threatening disease known for its extensive molecular heterogeneity. The study of the breast cancer epigenome has revealed potential avenues for improving breast cancer treatment risk stratification, early detection, and treatment. With renewed interest in epigenetic-modifyi...

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Main Authors: Sarah Bibi Mungly, Evelyn Priya Peter, Ling-Wei Hii, Chun-Wai Mai, Felicia Fei-Lei Chung
Format: Article
Language:English
Published: HH Publisher 2024-09-01
Series:Progress in Microbes and Molecular Biology
Online Access:https://journals.hh-publisher.com/index.php/pmmb/article/view/1055
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author Sarah Bibi Mungly
Evelyn Priya Peter
Ling-Wei Hii
Chun-Wai Mai
Felicia Fei-Lei Chung
author_facet Sarah Bibi Mungly
Evelyn Priya Peter
Ling-Wei Hii
Chun-Wai Mai
Felicia Fei-Lei Chung
author_sort Sarah Bibi Mungly
collection DOAJ
description Breast cancer is a life-threatening disease known for its extensive molecular heterogeneity. The study of the breast cancer epigenome has revealed potential avenues for improving breast cancer treatment risk stratification, early detection, and treatment. With renewed interest in epigenetic-modifying pharmaceutical agents, namely DNA methyltransferase inhibitors (DNMTi), histone deacetylase inhibitors (HDACi), bromodomain and extra-terminal inhibitors (BETi), and enhancer of zeste homolog 2 inhibitors (EZH2i), there have been extensive preclinical and clinical studies to evaluate the safety and efficacy of these agents as potential treatments for breast cancer. In this review, we summarise and present the preclinical and clinical evidence for epigenetic drugs in treating breast cancer. We review the challenges associated with the translation of these findings into improved patient outcomes, namely the optimisation of dosage and treatment regimens, and the emergence of resistance. These challenges have been widely recognised in the field and are of utmost importance for the successful implementation of personalised medicine. While there is strong evidence that epigenetic alterations, consisting of changes in DNA methylation, histone modifications, and non-coding RNAs, play a crucial role in breast cancer initiation and development, additional research is warranted to elucidate the safety profile of long-term interventions involving epigenetic drugs and to validate the role of epigenetic markers in disease diagnosis, prognosis, and personalised treatment.
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series Progress in Microbes and Molecular Biology
spelling doaj-art-34528669936b49ea8f8bae1e6ad32a1c2025-02-04T08:39:37ZengHH PublisherProgress in Microbes and Molecular Biology2637-10492024-09-017110.36877/pmmb.a0000448Epigenetic Drug Interventions in Breast Cancer: A Narrative Review of Current Research and Future DirectionsSarah Bibi MunglyEvelyn Priya PeterLing-Wei HiiChun-Wai MaiFelicia Fei-Lei Chung Breast cancer is a life-threatening disease known for its extensive molecular heterogeneity. The study of the breast cancer epigenome has revealed potential avenues for improving breast cancer treatment risk stratification, early detection, and treatment. With renewed interest in epigenetic-modifying pharmaceutical agents, namely DNA methyltransferase inhibitors (DNMTi), histone deacetylase inhibitors (HDACi), bromodomain and extra-terminal inhibitors (BETi), and enhancer of zeste homolog 2 inhibitors (EZH2i), there have been extensive preclinical and clinical studies to evaluate the safety and efficacy of these agents as potential treatments for breast cancer. In this review, we summarise and present the preclinical and clinical evidence for epigenetic drugs in treating breast cancer. We review the challenges associated with the translation of these findings into improved patient outcomes, namely the optimisation of dosage and treatment regimens, and the emergence of resistance. These challenges have been widely recognised in the field and are of utmost importance for the successful implementation of personalised medicine. While there is strong evidence that epigenetic alterations, consisting of changes in DNA methylation, histone modifications, and non-coding RNAs, play a crucial role in breast cancer initiation and development, additional research is warranted to elucidate the safety profile of long-term interventions involving epigenetic drugs and to validate the role of epigenetic markers in disease diagnosis, prognosis, and personalised treatment. https://journals.hh-publisher.com/index.php/pmmb/article/view/1055
spellingShingle Sarah Bibi Mungly
Evelyn Priya Peter
Ling-Wei Hii
Chun-Wai Mai
Felicia Fei-Lei Chung
Epigenetic Drug Interventions in Breast Cancer: A Narrative Review of Current Research and Future Directions
Progress in Microbes and Molecular Biology
title Epigenetic Drug Interventions in Breast Cancer: A Narrative Review of Current Research and Future Directions
title_full Epigenetic Drug Interventions in Breast Cancer: A Narrative Review of Current Research and Future Directions
title_fullStr Epigenetic Drug Interventions in Breast Cancer: A Narrative Review of Current Research and Future Directions
title_full_unstemmed Epigenetic Drug Interventions in Breast Cancer: A Narrative Review of Current Research and Future Directions
title_short Epigenetic Drug Interventions in Breast Cancer: A Narrative Review of Current Research and Future Directions
title_sort epigenetic drug interventions in breast cancer a narrative review of current research and future directions
url https://journals.hh-publisher.com/index.php/pmmb/article/view/1055
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AT lingweihii epigeneticdruginterventionsinbreastcanceranarrativereviewofcurrentresearchandfuturedirections
AT chunwaimai epigeneticdruginterventionsinbreastcanceranarrativereviewofcurrentresearchandfuturedirections
AT feliciafeileichung epigeneticdruginterventionsinbreastcanceranarrativereviewofcurrentresearchandfuturedirections