An integrative network analysis framework for identifying molecular functions in complex disorders examining major depressive disorder as a test case

Abstract In addition to the psychological depressive phenotype, major depressive disorder (MDD) patients are also associated with underlying immune dysregulation that correlates with metabolic syndrome prevalent in depressive patients. A robust integrative analysis of biological pathways underlying...

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Autores principales: Anup Mammen Oommen, Stephen Cunningham, Páraic S. O’Súilleabháin, Brian M. Hughes, Lokesh Joshi
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/7eae96b9cf37442c9578d13b6926dd7a
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spelling oai:doaj.org-article:7eae96b9cf37442c9578d13b6926dd7a2021-12-02T15:38:11ZAn integrative network analysis framework for identifying molecular functions in complex disorders examining major depressive disorder as a test case10.1038/s41598-021-89040-72045-2322https://doaj.org/article/7eae96b9cf37442c9578d13b6926dd7a2021-05-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-89040-7https://doaj.org/toc/2045-2322Abstract In addition to the psychological depressive phenotype, major depressive disorder (MDD) patients are also associated with underlying immune dysregulation that correlates with metabolic syndrome prevalent in depressive patients. A robust integrative analysis of biological pathways underlying the dysregulated neural connectivity and systemic inflammatory response will provide implications in the development of effective strategies for the diagnosis, management and the alleviation of associated comorbidities. In the current study, focusing on MDD, we explored an integrative network analysis methodology to analyze transcriptomic data combined with the meta-analysis of biomarker data available throughout public databases and published scientific peer-reviewed articles. Detailed gene set enrichment analysis and complex protein–protein, gene regulatory and biochemical pathway analysis has been undertaken to identify the functional significance and potential biomarker utility of differentially regulated genes, proteins and metabolite markers. This integrative analysis method provides insights into the molecular mechanisms along with key glycosylation dysregulation underlying altered neutrophil-platelet activation and dysregulated neuronal survival maintenance and synaptic functioning. Highlighting the significant gap that exists in the current literature, the network analysis framework proposed reduces the impact of data gaps and permits the identification of key molecular signatures underlying complex disorders with multiple etiologies such as within MDD and presents multiple treatment options to address their molecular dysfunction.Anup Mammen OommenStephen CunninghamPáraic S. O’SúilleabháinBrian M. HughesLokesh JoshiNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-14 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Anup Mammen Oommen
Stephen Cunningham
Páraic S. O’Súilleabháin
Brian M. Hughes
Lokesh Joshi
An integrative network analysis framework for identifying molecular functions in complex disorders examining major depressive disorder as a test case
description Abstract In addition to the psychological depressive phenotype, major depressive disorder (MDD) patients are also associated with underlying immune dysregulation that correlates with metabolic syndrome prevalent in depressive patients. A robust integrative analysis of biological pathways underlying the dysregulated neural connectivity and systemic inflammatory response will provide implications in the development of effective strategies for the diagnosis, management and the alleviation of associated comorbidities. In the current study, focusing on MDD, we explored an integrative network analysis methodology to analyze transcriptomic data combined with the meta-analysis of biomarker data available throughout public databases and published scientific peer-reviewed articles. Detailed gene set enrichment analysis and complex protein–protein, gene regulatory and biochemical pathway analysis has been undertaken to identify the functional significance and potential biomarker utility of differentially regulated genes, proteins and metabolite markers. This integrative analysis method provides insights into the molecular mechanisms along with key glycosylation dysregulation underlying altered neutrophil-platelet activation and dysregulated neuronal survival maintenance and synaptic functioning. Highlighting the significant gap that exists in the current literature, the network analysis framework proposed reduces the impact of data gaps and permits the identification of key molecular signatures underlying complex disorders with multiple etiologies such as within MDD and presents multiple treatment options to address their molecular dysfunction.
format article
author Anup Mammen Oommen
Stephen Cunningham
Páraic S. O’Súilleabháin
Brian M. Hughes
Lokesh Joshi
author_facet Anup Mammen Oommen
Stephen Cunningham
Páraic S. O’Súilleabháin
Brian M. Hughes
Lokesh Joshi
author_sort Anup Mammen Oommen
title An integrative network analysis framework for identifying molecular functions in complex disorders examining major depressive disorder as a test case
title_short An integrative network analysis framework for identifying molecular functions in complex disorders examining major depressive disorder as a test case
title_full An integrative network analysis framework for identifying molecular functions in complex disorders examining major depressive disorder as a test case
title_fullStr An integrative network analysis framework for identifying molecular functions in complex disorders examining major depressive disorder as a test case
title_full_unstemmed An integrative network analysis framework for identifying molecular functions in complex disorders examining major depressive disorder as a test case
title_sort integrative network analysis framework for identifying molecular functions in complex disorders examining major depressive disorder as a test case
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/7eae96b9cf37442c9578d13b6926dd7a
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