Structural neural connectivity of the vestibular nuclei in the human brain: a diffusion tensor imagingS study

Many animal studies have reported on the neural connectivity of the vestibular nuclei (VN). However, little is reported on the structural neural connectivity of the VN in the human brain. In this study, we attempted to investigate the structural neural connectivity of the VN in 37 healthy subjects u...

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Main Authors: Sung Ho Jang, Mi Young Lee, Sang Seok Yeo, Hyeok Gyu Kwon
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2018-01-01
Series:Neural Regeneration Research
Subjects:
Online Access:http://www.nrronline.org/article.asp?issn=1673-5374;year=2018;volume=13;issue=4;spage=727;epage=730;aulast=Jang
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author Sung Ho Jang
Mi Young Lee
Sang Seok Yeo
Hyeok Gyu Kwon
author_facet Sung Ho Jang
Mi Young Lee
Sang Seok Yeo
Hyeok Gyu Kwon
author_sort Sung Ho Jang
collection DOAJ
description Many animal studies have reported on the neural connectivity of the vestibular nuclei (VN). However, little is reported on the structural neural connectivity of the VN in the human brain. In this study, we attempted to investigate the structural neural connectivity of the VN in 37 healthy subjects using diffusion tensor tractography. A seed region of interest was placed on the isolated VN using probabilistic diffusion tensor tractography. Connectivity was defined as the incidence of connection between the VN and each brain region. The VN showed 100% connectivity with the cerebellum, thalamus, oculomotor nucleus, trochlear nucleus, abducens nucleus, and reticular formation, irrespective of thresholds. At the threshold of 5 streamlines, the VN showed connectivity with the primary motor cortex (95.9%), primary somatosensory cortex (90.5%), premotor cortex (87.8%), hypothalamus (86.5%), posterior parietal cortex (75.7%), lateral prefrontal cortex (70.3%), ventromedial prefrontal cortex (51.4%), and orbitofrontal cortex (40.5%), respectively. These results suggest that the VN showed high connectivity with the cerebellum, thalamus, oculomotor nucleus, trochlear nucleus, abducens nucleus, and reticular formation, which are the brain regions related to the functions of the VN, including equilibrium, control of eye movements, conscious perception of movement, and spatial orientation.
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spelling doaj.art-c43c13a91a0040e482f2812f322c21262022-12-22T02:06:56ZengWolters Kluwer Medknow PublicationsNeural Regeneration Research1673-53742018-01-0113472773010.4103/1673-5374.230304Structural neural connectivity of the vestibular nuclei in the human brain: a diffusion tensor imagingS studySung Ho JangMi Young LeeSang Seok YeoHyeok Gyu KwonMany animal studies have reported on the neural connectivity of the vestibular nuclei (VN). However, little is reported on the structural neural connectivity of the VN in the human brain. In this study, we attempted to investigate the structural neural connectivity of the VN in 37 healthy subjects using diffusion tensor tractography. A seed region of interest was placed on the isolated VN using probabilistic diffusion tensor tractography. Connectivity was defined as the incidence of connection between the VN and each brain region. The VN showed 100% connectivity with the cerebellum, thalamus, oculomotor nucleus, trochlear nucleus, abducens nucleus, and reticular formation, irrespective of thresholds. At the threshold of 5 streamlines, the VN showed connectivity with the primary motor cortex (95.9%), primary somatosensory cortex (90.5%), premotor cortex (87.8%), hypothalamus (86.5%), posterior parietal cortex (75.7%), lateral prefrontal cortex (70.3%), ventromedial prefrontal cortex (51.4%), and orbitofrontal cortex (40.5%), respectively. These results suggest that the VN showed high connectivity with the cerebellum, thalamus, oculomotor nucleus, trochlear nucleus, abducens nucleus, and reticular formation, which are the brain regions related to the functions of the VN, including equilibrium, control of eye movements, conscious perception of movement, and spatial orientation.http://www.nrronline.org/article.asp?issn=1673-5374;year=2018;volume=13;issue=4;spage=727;epage=730;aulast=Jangnerve regeneration; vestibular nuclei; neural connectivity; diffusion tensor tractography; cerebellum; oculomotor nucleus; neural regeneration
spellingShingle Sung Ho Jang
Mi Young Lee
Sang Seok Yeo
Hyeok Gyu Kwon
Structural neural connectivity of the vestibular nuclei in the human brain: a diffusion tensor imagingS study
Neural Regeneration Research
nerve regeneration; vestibular nuclei; neural connectivity; diffusion tensor tractography; cerebellum; oculomotor nucleus; neural regeneration
title Structural neural connectivity of the vestibular nuclei in the human brain: a diffusion tensor imagingS study
title_full Structural neural connectivity of the vestibular nuclei in the human brain: a diffusion tensor imagingS study
title_fullStr Structural neural connectivity of the vestibular nuclei in the human brain: a diffusion tensor imagingS study
title_full_unstemmed Structural neural connectivity of the vestibular nuclei in the human brain: a diffusion tensor imagingS study
title_short Structural neural connectivity of the vestibular nuclei in the human brain: a diffusion tensor imagingS study
title_sort structural neural connectivity of the vestibular nuclei in the human brain a diffusion tensor imagings study
topic nerve regeneration; vestibular nuclei; neural connectivity; diffusion tensor tractography; cerebellum; oculomotor nucleus; neural regeneration
url http://www.nrronline.org/article.asp?issn=1673-5374;year=2018;volume=13;issue=4;spage=727;epage=730;aulast=Jang
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