Identifying robust hysteresis in networks.

We present a new modeling and computational tool that computes rigorous summaries of network dynamics over large sets of parameter values. These summaries, organized in a database, can be searched for observed dynamics, e.g., bistability and hysteresis, to discover parameter regimes over which they...

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Main Authors: Tomáš Gedeon, Bree Cummins, Shaun Harker, Konstantin Mischaikow
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2018-04-01
Series:PLoS Computational Biology
Online Access:https://doi.org/10.1371/journal.pcbi.1006121
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author Tomáš Gedeon
Bree Cummins
Shaun Harker
Konstantin Mischaikow
author_facet Tomáš Gedeon
Bree Cummins
Shaun Harker
Konstantin Mischaikow
author_sort Tomáš Gedeon
collection DOAJ
description We present a new modeling and computational tool that computes rigorous summaries of network dynamics over large sets of parameter values. These summaries, organized in a database, can be searched for observed dynamics, e.g., bistability and hysteresis, to discover parameter regimes over which they are supported. We illustrate our approach on several networks underlying the restriction point of the cell cycle in humans and yeast. We rank networks by how robustly they support hysteresis, which is the observed phenotype. We find that the best 6-node human network and the yeast network share similar topology and robustness of hysteresis, in spite of having no homology between the corresponding nodes of the network. Our approach provides a new tool linking network structure and dynamics.
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spelling doaj.art-b94e27828fda41e3a5baa1f1a6480c1b2022-12-21T19:55:36ZengPublic Library of Science (PLoS)PLoS Computational Biology1553-734X1553-73582018-04-01144e100612110.1371/journal.pcbi.1006121Identifying robust hysteresis in networks.Tomáš GedeonBree CumminsShaun HarkerKonstantin MischaikowWe present a new modeling and computational tool that computes rigorous summaries of network dynamics over large sets of parameter values. These summaries, organized in a database, can be searched for observed dynamics, e.g., bistability and hysteresis, to discover parameter regimes over which they are supported. We illustrate our approach on several networks underlying the restriction point of the cell cycle in humans and yeast. We rank networks by how robustly they support hysteresis, which is the observed phenotype. We find that the best 6-node human network and the yeast network share similar topology and robustness of hysteresis, in spite of having no homology between the corresponding nodes of the network. Our approach provides a new tool linking network structure and dynamics.https://doi.org/10.1371/journal.pcbi.1006121
spellingShingle Tomáš Gedeon
Bree Cummins
Shaun Harker
Konstantin Mischaikow
Identifying robust hysteresis in networks.
PLoS Computational Biology
title Identifying robust hysteresis in networks.
title_full Identifying robust hysteresis in networks.
title_fullStr Identifying robust hysteresis in networks.
title_full_unstemmed Identifying robust hysteresis in networks.
title_short Identifying robust hysteresis in networks.
title_sort identifying robust hysteresis in networks
url https://doi.org/10.1371/journal.pcbi.1006121
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