C677T methylenetetrahydrofolate reductase (MTHFR) gene polymorphism in Schizophrenia and Bipolar disorder: An association study in Iranian population

"n Objective: The methylenetetrahydrofolate reductase (MTHFR) gene polymorphism C677T is suspected to be a risk factor for psychiatric disorders, but it remains inconclusive whether the MTHFR polymorphism C677T is imputed to vulnerability to schizophrenia and bipolar disorder. "n "nMe...

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Main Authors: Bagher Larijani, Jamal Shams, Alireza Ghodsipour, Seyed Vahid Shariat, Arash Hossein Nezhad, Seyed Masoud Arzaghi
Format: Article
Language:English
Published: Tehran University of Medical Sciences 2011-01-01
Series:Iranian Journal of Psychiatry
Subjects:
Online Access:http://journals.tums.ac.ir/PdfMed.aspx?pdf_med=/upload_files/pdf/18125.pdf&manuscript_id=18125
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author Bagher Larijani
Jamal Shams
Alireza Ghodsipour
Seyed Vahid Shariat
Arash Hossein Nezhad
Seyed Masoud Arzaghi
author_facet Bagher Larijani
Jamal Shams
Alireza Ghodsipour
Seyed Vahid Shariat
Arash Hossein Nezhad
Seyed Masoud Arzaghi
author_sort Bagher Larijani
collection DOAJ
description "n Objective: The methylenetetrahydrofolate reductase (MTHFR) gene polymorphism C677T is suspected to be a risk factor for psychiatric disorders, but it remains inconclusive whether the MTHFR polymorphism C677T is imputed to vulnerability to schizophrenia and bipolar disorder. "n "nMethod: We prompted impetus to appraise this polymorphism in an Iranian population. Therefore, 90 patients with bipolar disorder type I (BID) , 66 patients with schizophrenia diagnosed according to DSM-IV criteria, and 94 unrelated controls with no history of psychiatric disorders were recruited for this study. Genotype distribution and allelic frequencies of C677T polymorphism were investigated. "nResults:We found no robust differences between patients with BID and schizophrenia with control participants either for allele frequencies or genotype distribution of MTHFR C677T polymorphism. However, a trend toward an increased risk for T allele was observed in the BID patients [with odds ratio (OR) of 1.28(CI 95%: 0.8-1.31), p>0.05]. "nConclusion:However, the present and some previous studies failed to elucidate possible interaction between MTHFR C677T polymorphism and vulnerability to schizophrenia and bipolar disorder; still some associations have been revealed in performed meta-analyses that warrant further studies.
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spelling doaj.art-3385cb2ba2614cec8852917662c899972022-12-21T21:18:15ZengTehran University of Medical SciencesIranian Journal of Psychiatry1735-45872008-22152011-01-016116C677T methylenetetrahydrofolate reductase (MTHFR) gene polymorphism in Schizophrenia and Bipolar disorder: An association study in Iranian populationBagher LarijaniJamal ShamsAlireza GhodsipourSeyed Vahid ShariatArash Hossein NezhadSeyed Masoud Arzaghi"n Objective: The methylenetetrahydrofolate reductase (MTHFR) gene polymorphism C677T is suspected to be a risk factor for psychiatric disorders, but it remains inconclusive whether the MTHFR polymorphism C677T is imputed to vulnerability to schizophrenia and bipolar disorder. "n "nMethod: We prompted impetus to appraise this polymorphism in an Iranian population. Therefore, 90 patients with bipolar disorder type I (BID) , 66 patients with schizophrenia diagnosed according to DSM-IV criteria, and 94 unrelated controls with no history of psychiatric disorders were recruited for this study. Genotype distribution and allelic frequencies of C677T polymorphism were investigated. "nResults:We found no robust differences between patients with BID and schizophrenia with control participants either for allele frequencies or genotype distribution of MTHFR C677T polymorphism. However, a trend toward an increased risk for T allele was observed in the BID patients [with odds ratio (OR) of 1.28(CI 95%: 0.8-1.31), p>0.05]. "nConclusion:However, the present and some previous studies failed to elucidate possible interaction between MTHFR C677T polymorphism and vulnerability to schizophrenia and bipolar disorder; still some associations have been revealed in performed meta-analyses that warrant further studies.http://journals.tums.ac.ir/PdfMed.aspx?pdf_med=/upload_files/pdf/18125.pdf&manuscript_id=18125 PolymorphismSchizophreniaBipolar disordeMethylenetetrahydrofolate reductase
spellingShingle Bagher Larijani
Jamal Shams
Alireza Ghodsipour
Seyed Vahid Shariat
Arash Hossein Nezhad
Seyed Masoud Arzaghi
C677T methylenetetrahydrofolate reductase (MTHFR) gene polymorphism in Schizophrenia and Bipolar disorder: An association study in Iranian population
Iranian Journal of Psychiatry
Polymorphism
Schizophrenia
Bipolar disorde
Methylenetetrahydrofolate reductase
title C677T methylenetetrahydrofolate reductase (MTHFR) gene polymorphism in Schizophrenia and Bipolar disorder: An association study in Iranian population
title_full C677T methylenetetrahydrofolate reductase (MTHFR) gene polymorphism in Schizophrenia and Bipolar disorder: An association study in Iranian population
title_fullStr C677T methylenetetrahydrofolate reductase (MTHFR) gene polymorphism in Schizophrenia and Bipolar disorder: An association study in Iranian population
title_full_unstemmed C677T methylenetetrahydrofolate reductase (MTHFR) gene polymorphism in Schizophrenia and Bipolar disorder: An association study in Iranian population
title_short C677T methylenetetrahydrofolate reductase (MTHFR) gene polymorphism in Schizophrenia and Bipolar disorder: An association study in Iranian population
title_sort c677t methylenetetrahydrofolate reductase mthfr gene polymorphism in schizophrenia and bipolar disorder an association study in iranian population
topic Polymorphism
Schizophrenia
Bipolar disorde
Methylenetetrahydrofolate reductase
url http://journals.tums.ac.ir/PdfMed.aspx?pdf_med=/upload_files/pdf/18125.pdf&manuscript_id=18125
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