A network of genes, genetic disorders, and brain areas.

The network-based approach has been used to describe the relationship among genes and various phenotypes, producing a network describing complex biological relationships. Such networks can be constructed by aggregating previously reported associations in the literature from various databases. In thi...

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Main Authors: Satoru Hayasaka, Christina E Hugenschmidt, Paul J Laurienti
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2011-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3112220?pdf=render
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author Satoru Hayasaka
Christina E Hugenschmidt
Paul J Laurienti
author_facet Satoru Hayasaka
Christina E Hugenschmidt
Paul J Laurienti
author_sort Satoru Hayasaka
collection DOAJ
description The network-based approach has been used to describe the relationship among genes and various phenotypes, producing a network describing complex biological relationships. Such networks can be constructed by aggregating previously reported associations in the literature from various databases. In this work, we applied the network-based approach to investigate how different brain areas are associated to genetic disorders and genes. In particular, a tripartite network with genes, genetic diseases, and brain areas was constructed based on the associations among them reported in the literature through text mining. In the resulting network, a disproportionately large number of gene-disease and disease-brain associations were attributed to a small subset of genes, diseases, and brain areas. Furthermore, a small number of brain areas were found to be associated with a large number of the same genes and diseases. These core brain regions encompassed the areas identified by the previous genome-wide association studies, and suggest potential areas of focus in the future imaging genetics research. The approach outlined in this work demonstrates the utility of the network-based approach in studying genetic effects on the brain.
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spelling doaj.art-5fe5a51169b549c8aa54343d83fbdca32022-12-21T19:40:53ZengPublic Library of Science (PLoS)PLoS ONE1932-62032011-01-0166e2090710.1371/journal.pone.0020907A network of genes, genetic disorders, and brain areas.Satoru HayasakaChristina E HugenschmidtPaul J LaurientiThe network-based approach has been used to describe the relationship among genes and various phenotypes, producing a network describing complex biological relationships. Such networks can be constructed by aggregating previously reported associations in the literature from various databases. In this work, we applied the network-based approach to investigate how different brain areas are associated to genetic disorders and genes. In particular, a tripartite network with genes, genetic diseases, and brain areas was constructed based on the associations among them reported in the literature through text mining. In the resulting network, a disproportionately large number of gene-disease and disease-brain associations were attributed to a small subset of genes, diseases, and brain areas. Furthermore, a small number of brain areas were found to be associated with a large number of the same genes and diseases. These core brain regions encompassed the areas identified by the previous genome-wide association studies, and suggest potential areas of focus in the future imaging genetics research. The approach outlined in this work demonstrates the utility of the network-based approach in studying genetic effects on the brain.http://europepmc.org/articles/PMC3112220?pdf=render
spellingShingle Satoru Hayasaka
Christina E Hugenschmidt
Paul J Laurienti
A network of genes, genetic disorders, and brain areas.
PLoS ONE
title A network of genes, genetic disorders, and brain areas.
title_full A network of genes, genetic disorders, and brain areas.
title_fullStr A network of genes, genetic disorders, and brain areas.
title_full_unstemmed A network of genes, genetic disorders, and brain areas.
title_short A network of genes, genetic disorders, and brain areas.
title_sort network of genes genetic disorders and brain areas
url http://europepmc.org/articles/PMC3112220?pdf=render
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