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Interaction Effects of BDNF and COMT Genes on Resting-State Brain Activity and Working Memory

Overview of attention for article published in Frontiers in Human Neuroscience, November 2016
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Title
Interaction Effects of BDNF and COMT Genes on Resting-State Brain Activity and Working Memory
Published in
Frontiers in Human Neuroscience, November 2016
DOI 10.3389/fnhum.2016.00540
Pubmed ID
Authors

Wen Chen, Chunhui Chen, Mingrui Xia, Karen Wu, Chuansheng Chen, Qinghua He, Gui Xue, Wenjing Wang, Yong He, Qi Dong

Abstract

Catechol-O-methyltransferase (COMT) and brain-derived neurotrophic factor (BDNF) genes have been found to interactively influence working memory (WM) as well as brain activation during WM tasks. However, whether the two genes have interactive effects on resting-state activities of the brain and whether these spontaneous activations correlate with WM are still unknown. This study included behavioral data from WM tasks and genetic data (COMT rs4680 and BDNF Val66Met) from 417 healthy Chinese adults and resting-state fMRI data from 298 of them. Significant interactive effects of BDNF and COMT were found for WM performance as well as for resting-state regional homogeneity (ReHo) in WM-related brain areas, including the left medial frontal gyrus (lMeFG), left superior frontal gyrus (lSFG), right superior and medial frontal gyrus (rSMFG), right medial orbitofrontal gyrus (rMOFG), right middle frontal gyrus (rMFG), precuneus, bilateral superior temporal gyrus, left superior occipital gyrus, right middle occipital gyrus, and right inferior parietal lobule. Simple effects analyses showed that compared to other genotypes, subjects with COMT-VV/BDNF-VV had higher WM and lower ReHo in all five frontal brain areas. The results supported the hypothesis that COMT and BDNF polymorphisms influence WM performance and spontaneous brain activity (i.e., ReHo).

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 60 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 60 100%

Demographic breakdown

Readers by professional status Count As %
Student > Master 11 18%
Student > Bachelor 11 18%
Student > Ph. D. Student 6 10%
Researcher 5 8%
Student > Postgraduate 5 8%
Other 8 13%
Unknown 14 23%
Readers by discipline Count As %
Neuroscience 15 25%
Psychology 14 23%
Medicine and Dentistry 5 8%
Nursing and Health Professions 4 7%
Agricultural and Biological Sciences 1 2%
Other 6 10%
Unknown 15 25%
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 11 October 2016.
All research outputs
#20,346,264
of 22,893,031 outputs
Outputs from Frontiers in Human Neuroscience
#6,551
of 7,173 outputs
Outputs of similar age
#269,097
of 311,552 outputs
Outputs of similar age from Frontiers in Human Neuroscience
#150
of 160 outputs
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