Semantic Web-Based Integration of Cancer Pathways and Allele Frequency Data

We demonstrate the use of Semantic Web technology to integrate the ALFRED allele frequency database and the Starpath pathway resource. The linking of population-specific genotype data with cancer-related pathway data is potentially useful given the growing interest in personalized medicine and the e...

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Main Authors: Kenneth K. Kidd, Kei-Hoi Cheung, Hongyu Zhao, E. Holford, Haseena Rajeevan
Format: Article
Language:English
Published: SAGE Publishing 2009-01-01
Series:Cancer Informatics
Subjects:
Online Access:http://www.la-press.com/semantic-web-based-integration-of-cancer-pathways-and-allele-frequency-a1274
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author Kenneth K. Kidd
Kei-Hoi Cheung
Hongyu Zhao
E. Holford
Haseena Rajeevan
author_facet Kenneth K. Kidd
Kei-Hoi Cheung
Hongyu Zhao
E. Holford
Haseena Rajeevan
author_sort Kenneth K. Kidd
collection DOAJ
description We demonstrate the use of Semantic Web technology to integrate the ALFRED allele frequency database and the Starpath pathway resource. The linking of population-specific genotype data with cancer-related pathway data is potentially useful given the growing interest in personalized medicine and the exploitation of pathway knowledge for cancer drug discovery. We model our data using the Web Ontology Language (OWL), drawing upon ideas from existing standard formats BioPAX for pathway data and PML for allele frequency data. We store our data within an Oracle database, using Oracle Semantic Technologies. We then query the data using Oracle’s rule-based inference engine and SPARQL-like RDF query language. The ability to perform queries across the domains of population genetics and pathways offers the potential to answer a number of cancer-related research questions. Among the possibilities is the ability to identify genetic variants which are associated with cancer pathways and whose frequency varies significantly between ethnic groups. This sort of information could be useful for designing clinical studies and for providing background data in personalized medicine. It could also assist with the interpretation of genetic analysis results such as those from genome-wide association studies.
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spelling doaj.art-e973dff12b8540529374ee6ff7e02bd12022-12-22T00:09:40ZengSAGE PublishingCancer Informatics1176-93512009-01-018Semantic Technologie1930Semantic Web-Based Integration of Cancer Pathways and Allele Frequency DataKenneth K. KiddKei-Hoi CheungHongyu ZhaoE. HolfordHaseena RajeevanWe demonstrate the use of Semantic Web technology to integrate the ALFRED allele frequency database and the Starpath pathway resource. The linking of population-specific genotype data with cancer-related pathway data is potentially useful given the growing interest in personalized medicine and the exploitation of pathway knowledge for cancer drug discovery. We model our data using the Web Ontology Language (OWL), drawing upon ideas from existing standard formats BioPAX for pathway data and PML for allele frequency data. We store our data within an Oracle database, using Oracle Semantic Technologies. We then query the data using Oracle’s rule-based inference engine and SPARQL-like RDF query language. The ability to perform queries across the domains of population genetics and pathways offers the potential to answer a number of cancer-related research questions. Among the possibilities is the ability to identify genetic variants which are associated with cancer pathways and whose frequency varies significantly between ethnic groups. This sort of information could be useful for designing clinical studies and for providing background data in personalized medicine. It could also assist with the interpretation of genetic analysis results such as those from genome-wide association studies.http://www.la-press.com/semantic-web-based-integration-of-cancer-pathways-and-allele-frequency-a1274Semantic WebCancerinformaticsdata integrationpathwayallele frequency
spellingShingle Kenneth K. Kidd
Kei-Hoi Cheung
Hongyu Zhao
E. Holford
Haseena Rajeevan
Semantic Web-Based Integration of Cancer Pathways and Allele Frequency Data
Cancer Informatics
Semantic Web
Cancer
informatics
data integration
pathway
allele frequency
title Semantic Web-Based Integration of Cancer Pathways and Allele Frequency Data
title_full Semantic Web-Based Integration of Cancer Pathways and Allele Frequency Data
title_fullStr Semantic Web-Based Integration of Cancer Pathways and Allele Frequency Data
title_full_unstemmed Semantic Web-Based Integration of Cancer Pathways and Allele Frequency Data
title_short Semantic Web-Based Integration of Cancer Pathways and Allele Frequency Data
title_sort semantic web based integration of cancer pathways and allele frequency data
topic Semantic Web
Cancer
informatics
data integration
pathway
allele frequency
url http://www.la-press.com/semantic-web-based-integration-of-cancer-pathways-and-allele-frequency-a1274
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AT keihoicheung semanticwebbasedintegrationofcancerpathwaysandallelefrequencydata
AT hongyuzhao semanticwebbasedintegrationofcancerpathwaysandallelefrequencydata
AT eholford semanticwebbasedintegrationofcancerpathwaysandallelefrequencydata
AT haseenarajeevan semanticwebbasedintegrationofcancerpathwaysandallelefrequencydata