Epigenetic Mechanisms in Type-2 Diabetes Mellitus: A Narrative Review

The incidence of Type-2 Diabetes Mellitus (T2DM) has increased significantly in the last several decades, which is an important challenge for health professionals and researchers. The systems that mediate the interaction between environmental factors and the genes, such as epigenetics, may have a sp...

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Main Authors: Deenadhayalan Ashok, Monisha Prasad, Mohammad Fareed, Anis Ahmad Chaudhary
Format: Article
Language:English
Published: JCDR Research and Publications Private Limited 2025-01-01
Series:Journal of Clinical and Diagnostic Research
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Online Access:https://jcdr.net/articles/PDF/20508/72817_CE[Ra1]_F(SHU)_QC(SD_IS)_PF1(JY_SS)_redo_PFA(IS)_PB(IS)_PN(IS).pdf
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author Deenadhayalan Ashok
Monisha Prasad
Mohammad Fareed
Anis Ahmad Chaudhary
author_facet Deenadhayalan Ashok
Monisha Prasad
Mohammad Fareed
Anis Ahmad Chaudhary
author_sort Deenadhayalan Ashok
collection DOAJ
description The incidence of Type-2 Diabetes Mellitus (T2DM) has increased significantly in the last several decades, which is an important challenge for health professionals and researchers. The systems that mediate the interaction between environmental factors and the genes, such as epigenetics, may have a specific bearing on the aetiology of T2DM. With an emphasise on the part that epigenetics plays in the pathophysiology of T2DM, the present study attempts to give a thorough overview of the mechanisms behind disease initiation, possible biomarkers, and the consequences for T2DM. The findings suggest that β-cell malfunction, insulin resistance, and other metabolic abnormalities connected to T2DM are related to epigenetic alterations, which include histone modifications, Deoxyribonucleic Acid (DNA) methylation, and non coding Ribonucleic Acids (RNAs). Environmental factors that impact the development and course of the disease, including nutrition, exercise and pollution exposure, also have an impact on these epigenetic modifications. Knowing the complex interactions among genetics, epigenetics and environment is essential to pinpointing the precise aetiology of T2DM and creating customised treatment regimens. Epigenetic biomarkers could be helpful for risk assessment, early diagnosis, and tailored therapy for people with T2DM who are at risk or who have already been diagnosed. Future research must concentrate on unravelling the mechanistic understanding of the epigenetic pathways of T2DM in order to enhance therapeutic treatment and delve deeper into the pathophysiology of the condition.
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spelling doaj-art-3e2c9b979f6b43d39a5b6e0fc8b281392025-01-21T11:51:51ZengJCDR Research and Publications Private LimitedJournal of Clinical and Diagnostic Research2249-782X0973-709X2025-01-0119010711 10.7860/JCDR/2025/72817.20508Epigenetic Mechanisms in Type-2 Diabetes Mellitus: A Narrative ReviewDeenadhayalan Ashok0Monisha Prasad1Mohammad Fareed2Anis Ahmad Chaudhary3Tutor, Department of Medical Biochemistry, Saveetha Medical College and Hospital, Saveetha Institute of Medical and Technical Sciences (SIMATS), Saveetha University, Chennai, India.Assistant Professor, Department of Metronome Lab, Centre for Global Health Research, Saveetha Medical College and Hospital, Saveetha Institute of Medical and Technical Sciences (SIMATS), Saveetha University, Chennai, India.Professor, Department of Clinical Epidemiology and Environmental Health, Centre for Global Health Research, Saveetha Medical College and Hospital, Saveetha Institute of Medical and Technical Sciences (SIMATS), Saveetha University, Chennai, India.Associate Professor, Department of Biology, College of Science, Imam Mohammad Ibn Saud Islamic University (IMSIU), Riyadh, Saudi Arabia.The incidence of Type-2 Diabetes Mellitus (T2DM) has increased significantly in the last several decades, which is an important challenge for health professionals and researchers. The systems that mediate the interaction between environmental factors and the genes, such as epigenetics, may have a specific bearing on the aetiology of T2DM. With an emphasise on the part that epigenetics plays in the pathophysiology of T2DM, the present study attempts to give a thorough overview of the mechanisms behind disease initiation, possible biomarkers, and the consequences for T2DM. The findings suggest that β-cell malfunction, insulin resistance, and other metabolic abnormalities connected to T2DM are related to epigenetic alterations, which include histone modifications, Deoxyribonucleic Acid (DNA) methylation, and non coding Ribonucleic Acids (RNAs). Environmental factors that impact the development and course of the disease, including nutrition, exercise and pollution exposure, also have an impact on these epigenetic modifications. Knowing the complex interactions among genetics, epigenetics and environment is essential to pinpointing the precise aetiology of T2DM and creating customised treatment regimens. Epigenetic biomarkers could be helpful for risk assessment, early diagnosis, and tailored therapy for people with T2DM who are at risk or who have already been diagnosed. Future research must concentrate on unravelling the mechanistic understanding of the epigenetic pathways of T2DM in order to enhance therapeutic treatment and delve deeper into the pathophysiology of the condition.https://jcdr.net/articles/PDF/20508/72817_CE[Ra1]_F(SHU)_QC(SD_IS)_PF1(JY_SS)_redo_PFA(IS)_PB(IS)_PN(IS).pdfβ-cell dysfunctionenvironmental influencesepigenomic biomarkersinsulin resistancemetabolic regulation
spellingShingle Deenadhayalan Ashok
Monisha Prasad
Mohammad Fareed
Anis Ahmad Chaudhary
Epigenetic Mechanisms in Type-2 Diabetes Mellitus: A Narrative Review
Journal of Clinical and Diagnostic Research
β-cell dysfunction
environmental influences
epigenomic biomarkers
insulin resistance
metabolic regulation
title Epigenetic Mechanisms in Type-2 Diabetes Mellitus: A Narrative Review
title_full Epigenetic Mechanisms in Type-2 Diabetes Mellitus: A Narrative Review
title_fullStr Epigenetic Mechanisms in Type-2 Diabetes Mellitus: A Narrative Review
title_full_unstemmed Epigenetic Mechanisms in Type-2 Diabetes Mellitus: A Narrative Review
title_short Epigenetic Mechanisms in Type-2 Diabetes Mellitus: A Narrative Review
title_sort epigenetic mechanisms in type 2 diabetes mellitus a narrative review
topic β-cell dysfunction
environmental influences
epigenomic biomarkers
insulin resistance
metabolic regulation
url https://jcdr.net/articles/PDF/20508/72817_CE[Ra1]_F(SHU)_QC(SD_IS)_PF1(JY_SS)_redo_PFA(IS)_PB(IS)_PN(IS).pdf
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