The genetic relationship between handedness and neurodevelopmental disorders

Handedness and brain asymmetry have been linked to neurodevelopmental disorders such as dyslexia and schizophrenia. The genetic nature of this correlation is not understood. Recent discoveries have shown handedness is determined in part by the biological pathways that establish left/right (LR) body...

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Main Authors: Brandler, W, Paracchini, S
Format: Journal article
Language:English
Published: Elsevier 2014
Subjects:
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author Brandler, W
Paracchini, S
author_facet Brandler, W
Paracchini, S
author_sort Brandler, W
collection OXFORD
description Handedness and brain asymmetry have been linked to neurodevelopmental disorders such as dyslexia and schizophrenia. The genetic nature of this correlation is not understood. Recent discoveries have shown handedness is determined in part by the biological pathways that establish left/right (LR) body asymmetry during development. Cilia play a key role in this process, and candidate genes for dyslexia have also been recently shown to be involved in cilia formation. Defective cilia result not only in LR body asymmetry phenotypes but also brain midline phenotypes such as an absent corpus callosum. These findings suggest that the mechanisms for establishing LR asymmetry in the body are reused for brain midline development, which in turn influences traits such as handedness and reading ability.
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spelling oxford-uuid:b226adb9-4240-42f2-ba13-ade13ee850782022-03-27T04:09:41ZThe genetic relationship between handedness and neurodevelopmental disordersJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:b226adb9-4240-42f2-ba13-ade13ee85078Genetics (medical sciences)NeuroscienceEnglishOxford University Research Archive - ValetElsevier2014Brandler, WParacchini, SHandedness and brain asymmetry have been linked to neurodevelopmental disorders such as dyslexia and schizophrenia. The genetic nature of this correlation is not understood. Recent discoveries have shown handedness is determined in part by the biological pathways that establish left/right (LR) body asymmetry during development. Cilia play a key role in this process, and candidate genes for dyslexia have also been recently shown to be involved in cilia formation. Defective cilia result not only in LR body asymmetry phenotypes but also brain midline phenotypes such as an absent corpus callosum. These findings suggest that the mechanisms for establishing LR asymmetry in the body are reused for brain midline development, which in turn influences traits such as handedness and reading ability.
spellingShingle Genetics (medical sciences)
Neuroscience
Brandler, W
Paracchini, S
The genetic relationship between handedness and neurodevelopmental disorders
title The genetic relationship between handedness and neurodevelopmental disorders
title_full The genetic relationship between handedness and neurodevelopmental disorders
title_fullStr The genetic relationship between handedness and neurodevelopmental disorders
title_full_unstemmed The genetic relationship between handedness and neurodevelopmental disorders
title_short The genetic relationship between handedness and neurodevelopmental disorders
title_sort genetic relationship between handedness and neurodevelopmental disorders
topic Genetics (medical sciences)
Neuroscience
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