White-Matter Structural Connectivity Underlying Human Laughter-Related Traits Processing

Most research into the neural mechanisms of humor has not explicitly focused on the association between emotion and humor on the brain white matter networks mediating this connection. However, this connection is especially salient in gelotophobia (the fear of being laughed at), which is regarded as...

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Main Authors: Chinglin Wu, Suyu Zhong, Yuchen Chan, Hsueh-Chih Chen, Gaolang Gong, Yong He, Ping Li
Format: Article
Language:English
Published: Frontiers Media S.A. 2016-10-01
Series:Frontiers in Psychology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fpsyg.2016.01637/full
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author Chinglin Wu
Suyu Zhong
Yuchen Chan
Hsueh-Chih Chen
Gaolang Gong
Yong He
Ping Li
author_facet Chinglin Wu
Suyu Zhong
Yuchen Chan
Hsueh-Chih Chen
Gaolang Gong
Yong He
Ping Li
author_sort Chinglin Wu
collection DOAJ
description Most research into the neural mechanisms of humor has not explicitly focused on the association between emotion and humor on the brain white matter networks mediating this connection. However, this connection is especially salient in gelotophobia (the fear of being laughed at), which is regarded as the presentation of humorlessness, and two related traits, gelotophilia (the enjoyment of being laughed at) and katagelasticism (the enjoyment of laughing at others). Here, we explored whether the topological properties of white matter networks can account for the individual differences in the laughter-related traits of 31 healthy adults. We observed a significant negative correlation between gelotophobia scores and the clustering coefficient, local efficiency and global efficiency, but a positive association between gelotophobia scores and path length in the brain's white matter network. Moreover, the current study revealed that with increasing individual fear of being laughed at, the linking efficiencies in superior frontal gyrus, anterior cingulate cortex, parahippocampal gyrus, and middle temporal gyrus decreased. However, there were no significant correlations between either gelotophilia or katagelasticism scores or the topological properties of the brain white matter network. These findings suggest that the fear of being laughed at is directly related to the level of local and global information processing of the brain network, which might provide new insights into the neural mechanisms of the humor information processing.
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spelling doaj.art-908de2575add4dffbdd07d78622a14172022-12-21T19:27:17ZengFrontiers Media S.A.Frontiers in Psychology1664-10782016-10-01710.3389/fpsyg.2016.01637170720White-Matter Structural Connectivity Underlying Human Laughter-Related Traits ProcessingChinglin Wu0Suyu Zhong1Yuchen Chan2Hsueh-Chih Chen3Gaolang Gong4Yong He5Ping Li6National Taiwan Normal UniversityBeijing Normal UniversityNational Tsing Hua UniversityNational Taiwan Normal UniversityBeijing Normal UniversityBeijing Normal UniversityPennsylvania State UniversityMost research into the neural mechanisms of humor has not explicitly focused on the association between emotion and humor on the brain white matter networks mediating this connection. However, this connection is especially salient in gelotophobia (the fear of being laughed at), which is regarded as the presentation of humorlessness, and two related traits, gelotophilia (the enjoyment of being laughed at) and katagelasticism (the enjoyment of laughing at others). Here, we explored whether the topological properties of white matter networks can account for the individual differences in the laughter-related traits of 31 healthy adults. We observed a significant negative correlation between gelotophobia scores and the clustering coefficient, local efficiency and global efficiency, but a positive association between gelotophobia scores and path length in the brain's white matter network. Moreover, the current study revealed that with increasing individual fear of being laughed at, the linking efficiencies in superior frontal gyrus, anterior cingulate cortex, parahippocampal gyrus, and middle temporal gyrus decreased. However, there were no significant correlations between either gelotophilia or katagelasticism scores or the topological properties of the brain white matter network. These findings suggest that the fear of being laughed at is directly related to the level of local and global information processing of the brain network, which might provide new insights into the neural mechanisms of the humor information processing.http://journal.frontiersin.org/Journal/10.3389/fpsyg.2016.01637/fullDiffusion Tensor Imagingconnectomebrain networkgelotophobiaGraphic theory
spellingShingle Chinglin Wu
Suyu Zhong
Yuchen Chan
Hsueh-Chih Chen
Gaolang Gong
Yong He
Ping Li
White-Matter Structural Connectivity Underlying Human Laughter-Related Traits Processing
Frontiers in Psychology
Diffusion Tensor Imaging
connectome
brain network
gelotophobia
Graphic theory
title White-Matter Structural Connectivity Underlying Human Laughter-Related Traits Processing
title_full White-Matter Structural Connectivity Underlying Human Laughter-Related Traits Processing
title_fullStr White-Matter Structural Connectivity Underlying Human Laughter-Related Traits Processing
title_full_unstemmed White-Matter Structural Connectivity Underlying Human Laughter-Related Traits Processing
title_short White-Matter Structural Connectivity Underlying Human Laughter-Related Traits Processing
title_sort white matter structural connectivity underlying human laughter related traits processing
topic Diffusion Tensor Imaging
connectome
brain network
gelotophobia
Graphic theory
url http://journal.frontiersin.org/Journal/10.3389/fpsyg.2016.01637/full
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AT gaolanggong whitematterstructuralconnectivityunderlyinghumanlaughterrelatedtraitsprocessing
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