Reduced orbitofrontal-thalamic functional connectivity related to suicidal ideation in patients with major depressive disorder
DC Field | Value | Language |
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dc.contributor.author | Kim, Kiwon | - |
dc.contributor.author | Kim, Sung-Woo | - |
dc.contributor.author | Myung, Woojae | - |
dc.contributor.author | Han, Cheol E. | - |
dc.contributor.author | Fava, Maurizio | - |
dc.contributor.author | Mischoulon, David | - |
dc.contributor.author | Papakostas, George I. | - |
dc.contributor.author | Seo, Sang Won | - |
dc.contributor.author | Cho, Hana | - |
dc.contributor.author | Seong, Joon-Kyung | - |
dc.contributor.author | Jeon, Hong Jin | - |
dc.date.accessioned | 2021-09-02T23:01:34Z | - |
dc.date.available | 2021-09-02T23:01:34Z | - |
dc.date.created | 2021-06-19 | - |
dc.date.issued | 2017-11-17 | - |
dc.identifier.issn | 2045-2322 | - |
dc.identifier.uri | https://scholar.korea.ac.kr/handle/2021.sw.korea/81529 | - |
dc.description.abstract | Despite recent developments in neuroimaging, alterations of brain functional connectivity in major depressive disorder (MDD) patients with suicidal ideation are poorly understood. This study investigated specific changes of suicidal ideation in functional connectivity of MDD patients. Whole brain functional connectivity in 46 patients with MDD (23 with suicidal ideation and 23 without) and 36 age-and gender-matched healthy controls were compared using resting-state functional Magnetic Resonance Imaging (fMRI) analyzed with network-based statistics (NBS) and graph-theoretical methods. Decreased functional connectivity in a characterized sub-network was observed in patients with MDD and suicidal ideation (FDR-adjusted p < 0.05). The sub-network included the regions of the fronto-thalamic circuits in the left hemisphere. The network measures of the left superior frontal gyrus, pars orbitalis (r = -0.40, p = 0.009), left thalamus (r = -0.41, p = 0.009), and right thalamus (r = -0.51, p = -0.002) were shown, through graph theoretical analysis, to be significantly negatively correlated with severity of suicidal ideation. The reduced functional connectivity in left orbitofrontal-both thalamic regions with suicidal ideation in MDD were inversely proportional to the severity of suicidality independent from depression severity. These findings suggest problems with decision-making and information integration in MDD patients with suicidal ideation. | - |
dc.language | English | - |
dc.language.iso | en | - |
dc.publisher | NATURE PUBLISHING GROUP | - |
dc.subject | HUMAN BRAIN | - |
dc.subject | STRUCTURAL CONNECTIVITY | - |
dc.subject | OLDER-ADULTS | - |
dc.subject | SYMPTOMS | - |
dc.subject | NETWORKS | - |
dc.subject | BEHAVIOR | - |
dc.subject | RISK | - |
dc.subject | ASSOCIATION | - |
dc.subject | CORTEX | - |
dc.subject | OPTIMIZATION | - |
dc.title | Reduced orbitofrontal-thalamic functional connectivity related to suicidal ideation in patients with major depressive disorder | - |
dc.type | Article | - |
dc.contributor.affiliatedAuthor | Han, Cheol E. | - |
dc.contributor.affiliatedAuthor | Seong, Joon-Kyung | - |
dc.identifier.doi | 10.1038/s41598-017-15926-0 | - |
dc.identifier.scopusid | 2-s2.0-85034454134 | - |
dc.identifier.wosid | 000415658600017 | - |
dc.identifier.bibliographicCitation | SCIENTIFIC REPORTS, v.7 | - |
dc.relation.isPartOf | SCIENTIFIC REPORTS | - |
dc.citation.title | SCIENTIFIC REPORTS | - |
dc.citation.volume | 7 | - |
dc.type.rims | ART | - |
dc.type.docType | Article | - |
dc.description.journalClass | 1 | - |
dc.description.journalRegisteredClass | scie | - |
dc.description.journalRegisteredClass | scopus | - |
dc.relation.journalResearchArea | Science & Technology - Other Topics | - |
dc.relation.journalWebOfScienceCategory | Multidisciplinary Sciences | - |
dc.subject.keywordPlus | HUMAN BRAIN | - |
dc.subject.keywordPlus | STRUCTURAL CONNECTIVITY | - |
dc.subject.keywordPlus | OLDER-ADULTS | - |
dc.subject.keywordPlus | SYMPTOMS | - |
dc.subject.keywordPlus | NETWORKS | - |
dc.subject.keywordPlus | BEHAVIOR | - |
dc.subject.keywordPlus | RISK | - |
dc.subject.keywordPlus | ASSOCIATION | - |
dc.subject.keywordPlus | CORTEX | - |
dc.subject.keywordPlus | OPTIMIZATION | - |
dc.subject.keywordAuthor | HUMAN BRAIN | - |
dc.subject.keywordAuthor | STRUCTURAL CONNECTIVITY | - |
dc.subject.keywordAuthor | OLDER-ADULTS | - |
dc.subject.keywordAuthor | SYMPTOMS | - |
dc.subject.keywordAuthor | NETWORKS | - |
dc.subject.keywordAuthor | BEHAVIOR | - |
dc.subject.keywordAuthor | RISK | - |
dc.subject.keywordAuthor | ASSOCIATION | - |
dc.subject.keywordAuthor | CORTEX | - |
dc.subject.keywordAuthor | OPTIMIZATION | - |
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