On Nonlinear Dynamics of the STAT5a Signaling Protein

In this paper we model the dynamics of the cross talk between MEK/ERK and JAK/STAT signaling pathways by means of nonlinear ordinary differential equations. The considered system  of four ordinary differential equations is reduced to one ordinary differential equation, representing dynamics of the p...

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Main Authors: Elena Nikolova, Ivan Jordanov, Nikolay K. Vitanov
Format: Article
Language:English
Published: Bulgarian Academy of Sciences, Institute of Mathematics and Informatics 2014-06-01
Series:Biomath
Online Access:http://www.biomathforum.org/biomath/index.php/biomath/article/view/191
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author Elena Nikolova
Ivan Jordanov
Nikolay K. Vitanov
author_facet Elena Nikolova
Ivan Jordanov
Nikolay K. Vitanov
author_sort Elena Nikolova
collection DOAJ
description In this paper we model the dynamics of the cross talk between MEK/ERK and JAK/STAT signaling pathways by means of nonlinear ordinary differential equations. The considered system  of four ordinary differential equations is reduced to one ordinary differential equation, representing dynamics of the phosphorylated STAT5a signaling protein. We show that the diffusion together with the corresponding biochemical reactions is likely to play a critical role in governing the dynamical behavior of the considered signaling protein.  By the modified method of simplest equation to the described reaction-diffusion equation we obtain an analytical solution which explains drop and jump propagation of the STAT5a protein concentration.
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spelling doaj.art-113e0e9ed18846609cc3826fb962c5412023-08-02T09:05:40ZengBulgarian Academy of Sciences, Institute of Mathematics and InformaticsBiomath1314-684X1314-72182014-06-013110.11145/j.biomath.2014.04.131232On Nonlinear Dynamics of the STAT5a Signaling ProteinElena Nikolova0Ivan Jordanov1Nikolay K. Vitanov2Institute of Mechanics, Bulgarian Academy of Sciences, Sofia, BulgariaInstitute of Mechanics, Bulgarian Academy of SciencesInstitute of Mechanics, Bulgarian Academy of SciencesIn this paper we model the dynamics of the cross talk between MEK/ERK and JAK/STAT signaling pathways by means of nonlinear ordinary differential equations. The considered system  of four ordinary differential equations is reduced to one ordinary differential equation, representing dynamics of the phosphorylated STAT5a signaling protein. We show that the diffusion together with the corresponding biochemical reactions is likely to play a critical role in governing the dynamical behavior of the considered signaling protein.  By the modified method of simplest equation to the described reaction-diffusion equation we obtain an analytical solution which explains drop and jump propagation of the STAT5a protein concentration.http://www.biomathforum.org/biomath/index.php/biomath/article/view/191
spellingShingle Elena Nikolova
Ivan Jordanov
Nikolay K. Vitanov
On Nonlinear Dynamics of the STAT5a Signaling Protein
Biomath
title On Nonlinear Dynamics of the STAT5a Signaling Protein
title_full On Nonlinear Dynamics of the STAT5a Signaling Protein
title_fullStr On Nonlinear Dynamics of the STAT5a Signaling Protein
title_full_unstemmed On Nonlinear Dynamics of the STAT5a Signaling Protein
title_short On Nonlinear Dynamics of the STAT5a Signaling Protein
title_sort on nonlinear dynamics of the stat5a signaling protein
url http://www.biomathforum.org/biomath/index.php/biomath/article/view/191
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