Networks as Biomarkers: Uses and Purposes

Networks-based approaches are often used to analyze gene expression data or protein–protein interactions but are not usually applied to study the relationships between different biomarkers. Given the clinical need for more comprehensive and integrative biomarkers that can help to identify personaliz...

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Main Authors: Caterina Alfano, Lorenzo Farina, Manuela Petti
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Genes
Subjects:
Online Access:https://www.mdpi.com/2073-4425/14/2/429
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author Caterina Alfano
Lorenzo Farina
Manuela Petti
author_facet Caterina Alfano
Lorenzo Farina
Manuela Petti
author_sort Caterina Alfano
collection DOAJ
description Networks-based approaches are often used to analyze gene expression data or protein–protein interactions but are not usually applied to study the relationships between different biomarkers. Given the clinical need for more comprehensive and integrative biomarkers that can help to identify personalized therapies, the integration of biomarkers of different natures is an emerging trend in the literature. Network analysis can be used to analyze the relationships between different features of a disease; nodes can be disease-related phenotypes, gene expression, mutational events, protein quantification, imaging-derived features and more. Since different biomarkers can exert causal effects between them, describing such interrelationships can be used to better understand the underlying mechanisms of complex diseases. Networks as biomarkers are not yet commonly used, despite being proven to lead to interesting results. Here, we discuss in which ways they have been used to provide novel insights into disease susceptibility, disease development and severity.
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spelling doaj.art-81f560bca94547d2b196671a9d9a906f2023-11-16T20:42:51ZengMDPI AGGenes2073-44252023-02-0114242910.3390/genes14020429Networks as Biomarkers: Uses and PurposesCaterina Alfano0Lorenzo Farina1Manuela Petti2Department of Experimental Medicine, Sapienza University of Rome, Viale Regina Elena, 324, 00161 Rome, ItalyDepartment of Computer, Control and Management Engineering, Sapienza University of Rome, Via Ariosto, 25, 00185 Rome, ItalyDepartment of Computer, Control and Management Engineering, Sapienza University of Rome, Via Ariosto, 25, 00185 Rome, ItalyNetworks-based approaches are often used to analyze gene expression data or protein–protein interactions but are not usually applied to study the relationships between different biomarkers. Given the clinical need for more comprehensive and integrative biomarkers that can help to identify personalized therapies, the integration of biomarkers of different natures is an emerging trend in the literature. Network analysis can be used to analyze the relationships between different features of a disease; nodes can be disease-related phenotypes, gene expression, mutational events, protein quantification, imaging-derived features and more. Since different biomarkers can exert causal effects between them, describing such interrelationships can be used to better understand the underlying mechanisms of complex diseases. Networks as biomarkers are not yet commonly used, despite being proven to lead to interesting results. Here, we discuss in which ways they have been used to provide novel insights into disease susceptibility, disease development and severity.https://www.mdpi.com/2073-4425/14/2/429integrative biomarkernetwork analysisprecision medicinebiomarkers’ connectivity
spellingShingle Caterina Alfano
Lorenzo Farina
Manuela Petti
Networks as Biomarkers: Uses and Purposes
Genes
integrative biomarker
network analysis
precision medicine
biomarkers’ connectivity
title Networks as Biomarkers: Uses and Purposes
title_full Networks as Biomarkers: Uses and Purposes
title_fullStr Networks as Biomarkers: Uses and Purposes
title_full_unstemmed Networks as Biomarkers: Uses and Purposes
title_short Networks as Biomarkers: Uses and Purposes
title_sort networks as biomarkers uses and purposes
topic integrative biomarker
network analysis
precision medicine
biomarkers’ connectivity
url https://www.mdpi.com/2073-4425/14/2/429
work_keys_str_mv AT caterinaalfano networksasbiomarkersusesandpurposes
AT lorenzofarina networksasbiomarkersusesandpurposes
AT manuelapetti networksasbiomarkersusesandpurposes