Decreased Subcortical and Increased Cortical Degree Centrality in a Nonclinical College Student Sample with Subclinical Depressive Symptoms: A Resting-State fMRI Study
Gao, Cuihua1; Liu Wenhua2; Liu, Yanli1; Ruan, Xiuhang1; Chen, Xin1; Liu, Lingling1; Yu, Shaode3; Chan, Raymond C. K.4; Wei, Xinhua1; Jiang, Xinqing1
刊名FRONTIERS IN HUMAN NEUROSCIENCE
2016-12-05
卷号10期号:0页码:1-9
关键词subclinical depression young adults magnetic resonance imaging resting-state functional connectivity degree centrality
ISSN号1662-5161
英文摘要

Abnormal functional connectivity (FC) at rest has been identified in clinical depressive disorder. However, very few studies have been conducted to understand the underlying neural substrates of subclinical depression. The newly proposed centrality analysis approach has been increasingly used to explore the large-scale brain network of mental diseases. This study aimed to identify the degree centrality (DC) alteration of the brain network in subclinical depressive subjects. Thirty-seven candidates with subclinical depression and 34 well matched healthy controls (HCs) were recruited from the same sample of college students. All subjects underwent a resting-state fMRI (rs-fMRI) scan to assess the DC of the whole brain. Compared with controls, subclinical depressive subjects displayed decreased DC in the right parahippocampal gyrus (PHG), left PHG/amygdala, and left caudate and elevated DC in the right posterior parietal lobule (PPL), left inferior frontal gyrus (IFG) and left middle frontal gyrus (MFG). In addition, by using receiver operating characteristic (ROC) analysis, we determined that the DC values in the regions with altered FC between the two groups can be used to differentiate subclinical depressive subjects from HCs. We suggest that decreased DC in subcortical and increased DC in cortical regions might be the neural substrates of subclinical depression.

WOS标题词Science & Technology ; Social Sciences ; Life Sciences & Biomedicine
类目[WOS]Neurosciences ; Psychology
研究领域[WOS]Neurosciences & Neurology ; Psychology
关键词[WOS]FUNCTIONAL CONNECTIVITY DENSITY ; ABNORMAL DEGREE CENTRALITY ; MODE NETWORK CONNECTIVITY ; MAJOR DEPRESSION ; DEFAULT-MODE ; SUBTHRESHOLD DEPRESSION ; UNIPOLAR DEPRESSION ; BIPOLAR DISORDER ; BRAIN NETWORKS ; AMYGDALA
收录类别SCI
语种英语
WOS记录号WOS:000389378300001
内容类型期刊论文
源URL[http://ir.psych.ac.cn/handle/311026/20929]  
专题心理研究所_中国科学院心理健康重点实验室
作者单位1.Guangzhou Med Univ, Guangzhou Peoples Hosp 1, Guangzhou, Guangdong, Peoples R China
2.Guangzhou Med Univ, Fac Hlth Management, Guangzhou, Guangdong, Peoples R China
3.Chinese Acad Sci, Shenzhen Inst Adv Technol, Shenzhen, Peoples R China
4.Chinese Acad Sci, Inst Psychol, Key Lab Mental Hlth, Beijing, Peoples R China
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GB/T 7714
Gao, Cuihua,Liu Wenhua,Liu, Yanli,et al. Decreased Subcortical and Increased Cortical Degree Centrality in a Nonclinical College Student Sample with Subclinical Depressive Symptoms: A Resting-State fMRI Study[J]. FRONTIERS IN HUMAN NEUROSCIENCE,2016,10(0):1-9.
APA Gao, Cuihua.,Liu Wenhua.,Liu, Yanli.,Ruan, Xiuhang.,Chen, Xin.,...&Jiang, Xinqing.(2016).Decreased Subcortical and Increased Cortical Degree Centrality in a Nonclinical College Student Sample with Subclinical Depressive Symptoms: A Resting-State fMRI Study.FRONTIERS IN HUMAN NEUROSCIENCE,10(0),1-9.
MLA Gao, Cuihua,et al."Decreased Subcortical and Increased Cortical Degree Centrality in a Nonclinical College Student Sample with Subclinical Depressive Symptoms: A Resting-State fMRI Study".FRONTIERS IN HUMAN NEUROSCIENCE 10.0(2016):1-9.
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