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The role of C957T, TaqI and Ser311Cys polymorphisms of the DRD2 gene in schizophrenia: systematic review and meta-analysis

Overview of attention for article published in Behavioral and Brain Functions, November 2016
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Title
The role of C957T, TaqI and Ser311Cys polymorphisms of the DRD2 gene in schizophrenia: systematic review and meta-analysis
Published in
Behavioral and Brain Functions, November 2016
DOI 10.1186/s12993-016-0114-z
Pubmed ID
Authors

Thelma Beatriz González-Castro, Yazmín Hernández-Díaz, Isela Esther Juárez-Rojop, María Lilia López-Narváez, Carlos Alfonso Tovilla-Zárate, Alma Genis-Mendoza, Mariela Alpuin-Reyes

Abstract

The association between the dopamine D2 receptor (DRD2) gene and schizophrenia has been studied though no conclusive outcomes have been attained. The aim of this study was to perform a systematic review and meta-analysis to explore the relation between three polymorphisms of the DRD2 gene (C957T, TaqI and Ser311Cys) and schizophrenia. The search was made in PubMed and EBSCO databases (up to February 2016). The systematic review included 34 case-control association studies (34 for C957T, 16 for TaqI and 36 for Ser311Cys). The association analysis comprised the allelic, additive, dominant, and recessive genetic models. The meta-analysis was performed following the preferred reporting items for systematic reviews and meta-analyses (PRISMA) statement. The meta-analysis showed that TaqI (additive model: OR 0.57, 95% CI 0.30-1.14) and C957T (additive model: OR 0.75, 95% OR 0.58-0.97, recessive model: OR 0.79, 95% CI 0.64-0.98) exert a protective effect against developing schizophrenia. However, the sub-analysis for the C957T variant showed that this polymorphism exhibits a risk factor effect on Chinese individuals (allelic model: OR 1.33, 95% CI 1.04-1.70). Our meta-analysis suggests an association of the DRD2 gene and the risk for schizophrenia, given that TaqI and C957T polymorphisms presented a protective effect against schizophrenia, and in the sub-analyses the C957T variant increased the risk for this disorder in the Chinese population.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 64 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Spain 1 2%
Unknown 63 98%

Demographic breakdown

Readers by professional status Count As %
Student > Bachelor 10 16%
Student > Master 9 14%
Researcher 8 13%
Student > Ph. D. Student 8 13%
Librarian 3 5%
Other 10 16%
Unknown 16 25%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 8 13%
Neuroscience 8 13%
Medicine and Dentistry 8 13%
Social Sciences 4 6%
Nursing and Health Professions 4 6%
Other 14 22%
Unknown 18 28%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 29 December 2016.
All research outputs
#20,376,559
of 22,925,760 outputs
Outputs from Behavioral and Brain Functions
#333
of 392 outputs
Outputs of similar age
#270,735
of 313,137 outputs
Outputs of similar age from Behavioral and Brain Functions
#4
of 4 outputs
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