Investigating Global Lipidome Alterations with the Lipid Network Explorer

Lipids play an important role in biological systems and have the potential to serve as biomarkers in medical applications. Advances in lipidomics allow identification of hundreds of lipid species from biological samples. However, a systems biological analysis of the lipidome, by incorporating pathwa...

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Main Authors: Nikolai Köhler, Tim Daniel Rose, Lisa Falk, Josch Konstantin Pauling
Format: Article
Language:English
Published: MDPI AG 2021-07-01
Series:Metabolites
Subjects:
Online Access:https://www.mdpi.com/2218-1989/11/8/488
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author Nikolai Köhler
Tim Daniel Rose
Lisa Falk
Josch Konstantin Pauling
author_facet Nikolai Köhler
Tim Daniel Rose
Lisa Falk
Josch Konstantin Pauling
author_sort Nikolai Köhler
collection DOAJ
description Lipids play an important role in biological systems and have the potential to serve as biomarkers in medical applications. Advances in lipidomics allow identification of hundreds of lipid species from biological samples. However, a systems biological analysis of the lipidome, by incorporating pathway information remains challenging, leaving lipidomics behind compared to other omics disciplines. An especially uncharted territory is the integration of statistical and network-based approaches for studying global lipidome changes. Here we developed the Lipid Network Explorer (LINEX), a web-tool addressing this gap by providing a way to visualize and analyze functional lipid metabolic networks. It utilizes metabolic rules to match biochemically connected lipids on a species level and combine it with a statistical correlation and testing analysis. Researchers can customize the biochemical rules considered, to their tissue or organism specific analysis and easily share them. We demonstrate the benefits of combining network-based analyses with statistics using publicly available lipidomics data sets. LINEX facilitates a biochemical knowledge-based data analysis for lipidomics. It is availableas a web-application and as a publicly available docker container.
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spelling doaj.art-10a0eaf7c1364be6b1b7f21bb7d0c6fa2023-11-22T08:39:01ZengMDPI AGMetabolites2218-19892021-07-0111848810.3390/metabo11080488Investigating Global Lipidome Alterations with the Lipid Network ExplorerNikolai Köhler0Tim Daniel Rose1Lisa Falk2Josch Konstantin Pauling3LipiTUM, Chair of Experimental Bioinformatics, TUM School of Life Sciences, Technical University of Munich, 85354 Freising, GermanyLipiTUM, Chair of Experimental Bioinformatics, TUM School of Life Sciences, Technical University of Munich, 85354 Freising, GermanyLipiTUM, Chair of Experimental Bioinformatics, TUM School of Life Sciences, Technical University of Munich, 85354 Freising, GermanyLipiTUM, Chair of Experimental Bioinformatics, TUM School of Life Sciences, Technical University of Munich, 85354 Freising, GermanyLipids play an important role in biological systems and have the potential to serve as biomarkers in medical applications. Advances in lipidomics allow identification of hundreds of lipid species from biological samples. However, a systems biological analysis of the lipidome, by incorporating pathway information remains challenging, leaving lipidomics behind compared to other omics disciplines. An especially uncharted territory is the integration of statistical and network-based approaches for studying global lipidome changes. Here we developed the Lipid Network Explorer (LINEX), a web-tool addressing this gap by providing a way to visualize and analyze functional lipid metabolic networks. It utilizes metabolic rules to match biochemically connected lipids on a species level and combine it with a statistical correlation and testing analysis. Researchers can customize the biochemical rules considered, to their tissue or organism specific analysis and easily share them. We demonstrate the benefits of combining network-based analyses with statistics using publicly available lipidomics data sets. LINEX facilitates a biochemical knowledge-based data analysis for lipidomics. It is availableas a web-application and as a publicly available docker container.https://www.mdpi.com/2218-1989/11/8/488computational lipidomicscomputational systems biologynetwork biologybioinformaticslipidomicslipids
spellingShingle Nikolai Köhler
Tim Daniel Rose
Lisa Falk
Josch Konstantin Pauling
Investigating Global Lipidome Alterations with the Lipid Network Explorer
Metabolites
computational lipidomics
computational systems biology
network biology
bioinformatics
lipidomics
lipids
title Investigating Global Lipidome Alterations with the Lipid Network Explorer
title_full Investigating Global Lipidome Alterations with the Lipid Network Explorer
title_fullStr Investigating Global Lipidome Alterations with the Lipid Network Explorer
title_full_unstemmed Investigating Global Lipidome Alterations with the Lipid Network Explorer
title_short Investigating Global Lipidome Alterations with the Lipid Network Explorer
title_sort investigating global lipidome alterations with the lipid network explorer
topic computational lipidomics
computational systems biology
network biology
bioinformatics
lipidomics
lipids
url https://www.mdpi.com/2218-1989/11/8/488
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