Association between Genetic Variants and Diabetes Mellitus in Iranian Populations: A Systematic Review of Observational Studies

Introduction. Diabetes mellitus as the most prevalent metabolic disease is a multifactorial disease which is influenced by environmental and genetic factors. In this systematic review, we assessed the association between genetic variants and diabetes/its complications in studies with Iranian populat...

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Main Authors: Mehrnoosh Khodaeian, Samaneh Enayati, Ozra Tabatabaei-Malazy, Mahsa M. Amoli
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Journal of Diabetes Research
Online Access:http://dx.doi.org/10.1155/2015/585917
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author Mehrnoosh Khodaeian
Samaneh Enayati
Ozra Tabatabaei-Malazy
Mahsa M. Amoli
author_facet Mehrnoosh Khodaeian
Samaneh Enayati
Ozra Tabatabaei-Malazy
Mahsa M. Amoli
author_sort Mehrnoosh Khodaeian
collection DOAJ
description Introduction. Diabetes mellitus as the most prevalent metabolic disease is a multifactorial disease which is influenced by environmental and genetic factors. In this systematic review, we assessed the association between genetic variants and diabetes/its complications in studies with Iranian populations. Methods. Google Scholar, PubMed, Scopus, and Persian web databases were systematically searched up to January 2014. The search terms were “gene,” “polymorphism,” “diabetes,” and “diabetic complications”; nephropathy, retinopathy, neuropathy, foot ulcer, and CAD (coronary artery diseases); and Persian equivalents. Animal studies, letters to editor, and in vitro studies were excluded. Results. Out of overall 3029 eligible articles, 88 articles were included. We found significant association between CTLA-4, IL-18, VDR, TAP2, IL-12, and CD4 genes and T1DM, HNFα and MODY, haptoglobin, paraoxonase, leptin, TCF7L2, calreticulin, ERα, PPAR-γ2, CXCL5, calpain-10, IRS-1 and 2, GSTM1, KCNJ11, eNOS, VDR, INSR, ACE, apoA-I, apo E, adiponectin, PTPN1, CETP, AT1R, resistin, MMP-3, BChE K, AT2R, SUMO4, IL-10, VEGF, MTHFR, and GSTM1 with T2DM or its complications. Discussion. We found some controversial results due to heterogeneity in ethnicity and genetic background. We thought genome wide association studies on large number of samples will be helpful in identifying diabetes susceptible genes as an alternative to studying individual candidate genes in Iranian populations.
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spelling doaj-art-fdd00adbcb49418496682dec1e3dee592025-02-03T05:51:04ZengWileyJournal of Diabetes Research2314-67452314-67532015-01-01201510.1155/2015/585917585917Association between Genetic Variants and Diabetes Mellitus in Iranian Populations: A Systematic Review of Observational StudiesMehrnoosh Khodaeian0Samaneh Enayati1Ozra Tabatabaei-Malazy2Mahsa M. Amoli3Endocrinology and Metabolism Research Center, Endocrinology and Metabolism Clinical Sciences Institute, Tehran University of Medical Sciences, Tehran, IranEndocrinology and Metabolism Research Center, Endocrinology and Metabolism Clinical Sciences Institute, Tehran University of Medical Sciences, Tehran, IranDiabetes Research Center, Endocrinology and Metabolism Clinical Sciences Institute, Tehran University of Medical Sciences, Tehran, IranEndocrinology and Metabolism Research Center, Endocrinology and Metabolism Clinical Sciences Institute, Tehran University of Medical Sciences, Tehran, IranIntroduction. Diabetes mellitus as the most prevalent metabolic disease is a multifactorial disease which is influenced by environmental and genetic factors. In this systematic review, we assessed the association between genetic variants and diabetes/its complications in studies with Iranian populations. Methods. Google Scholar, PubMed, Scopus, and Persian web databases were systematically searched up to January 2014. The search terms were “gene,” “polymorphism,” “diabetes,” and “diabetic complications”; nephropathy, retinopathy, neuropathy, foot ulcer, and CAD (coronary artery diseases); and Persian equivalents. Animal studies, letters to editor, and in vitro studies were excluded. Results. Out of overall 3029 eligible articles, 88 articles were included. We found significant association between CTLA-4, IL-18, VDR, TAP2, IL-12, and CD4 genes and T1DM, HNFα and MODY, haptoglobin, paraoxonase, leptin, TCF7L2, calreticulin, ERα, PPAR-γ2, CXCL5, calpain-10, IRS-1 and 2, GSTM1, KCNJ11, eNOS, VDR, INSR, ACE, apoA-I, apo E, adiponectin, PTPN1, CETP, AT1R, resistin, MMP-3, BChE K, AT2R, SUMO4, IL-10, VEGF, MTHFR, and GSTM1 with T2DM or its complications. Discussion. We found some controversial results due to heterogeneity in ethnicity and genetic background. We thought genome wide association studies on large number of samples will be helpful in identifying diabetes susceptible genes as an alternative to studying individual candidate genes in Iranian populations.http://dx.doi.org/10.1155/2015/585917
spellingShingle Mehrnoosh Khodaeian
Samaneh Enayati
Ozra Tabatabaei-Malazy
Mahsa M. Amoli
Association between Genetic Variants and Diabetes Mellitus in Iranian Populations: A Systematic Review of Observational Studies
Journal of Diabetes Research
title Association between Genetic Variants and Diabetes Mellitus in Iranian Populations: A Systematic Review of Observational Studies
title_full Association between Genetic Variants and Diabetes Mellitus in Iranian Populations: A Systematic Review of Observational Studies
title_fullStr Association between Genetic Variants and Diabetes Mellitus in Iranian Populations: A Systematic Review of Observational Studies
title_full_unstemmed Association between Genetic Variants and Diabetes Mellitus in Iranian Populations: A Systematic Review of Observational Studies
title_short Association between Genetic Variants and Diabetes Mellitus in Iranian Populations: A Systematic Review of Observational Studies
title_sort association between genetic variants and diabetes mellitus in iranian populations a systematic review of observational studies
url http://dx.doi.org/10.1155/2015/585917
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