Complex Physical Properties of an Adaptive, Self-Organizing Biological System

Physical modeling of the functioning of the adaptive immune system, which has been thoroughly characterized on genetic and molecular levels, provides a unique opportunity to define an adaptive, self-organizing biological system in its entirety. This paper describes a configuration space model of imm...

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Main Author: József Prechl
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Biophysica
Subjects:
Online Access:https://www.mdpi.com/2673-4125/3/2/15
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author József Prechl
author_facet József Prechl
author_sort József Prechl
collection DOAJ
description Physical modeling of the functioning of the adaptive immune system, which has been thoroughly characterized on genetic and molecular levels, provides a unique opportunity to define an adaptive, self-organizing biological system in its entirety. This paper describes a configuration space model of immune function, where directed chemical potentials of the system constitute a space of interactions. A mathematical approach is used to define the system that couples the variance of Gaussian distributed interaction energies in its interaction space to the exponentially distributed chemical potentials of its effector molecules to maintain its steady state. The model is validated by identifying the thermodynamic and network variables analogous to the mathematical parameters and by applying the model to the humoral immune system. Overall, this statistical thermodynamics model of adaptive immunity describes how adaptive biological self-organization arises from the maintenance of a scale-free, directed molecular interaction network with fractal topology.
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spelling doaj.art-958fb1fa7e864bcaaf7978b4479fe4452023-11-18T09:31:59ZengMDPI AGBiophysica2673-41252023-03-013223125110.3390/biophysica3020015Complex Physical Properties of an Adaptive, Self-Organizing Biological SystemJózsef Prechl0R&D Laboratory, Diagnosticum Zrt., H-1047 Budapest, HungaryPhysical modeling of the functioning of the adaptive immune system, which has been thoroughly characterized on genetic and molecular levels, provides a unique opportunity to define an adaptive, self-organizing biological system in its entirety. This paper describes a configuration space model of immune function, where directed chemical potentials of the system constitute a space of interactions. A mathematical approach is used to define the system that couples the variance of Gaussian distributed interaction energies in its interaction space to the exponentially distributed chemical potentials of its effector molecules to maintain its steady state. The model is validated by identifying the thermodynamic and network variables analogous to the mathematical parameters and by applying the model to the humoral immune system. Overall, this statistical thermodynamics model of adaptive immunity describes how adaptive biological self-organization arises from the maintenance of a scale-free, directed molecular interaction network with fractal topology.https://www.mdpi.com/2673-4125/3/2/15systemnetworkchemical potentialthermodynamic activityantibodyself-organization
spellingShingle József Prechl
Complex Physical Properties of an Adaptive, Self-Organizing Biological System
Biophysica
system
network
chemical potential
thermodynamic activity
antibody
self-organization
title Complex Physical Properties of an Adaptive, Self-Organizing Biological System
title_full Complex Physical Properties of an Adaptive, Self-Organizing Biological System
title_fullStr Complex Physical Properties of an Adaptive, Self-Organizing Biological System
title_full_unstemmed Complex Physical Properties of an Adaptive, Self-Organizing Biological System
title_short Complex Physical Properties of an Adaptive, Self-Organizing Biological System
title_sort complex physical properties of an adaptive self organizing biological system
topic system
network
chemical potential
thermodynamic activity
antibody
self-organization
url https://www.mdpi.com/2673-4125/3/2/15
work_keys_str_mv AT jozsefprechl complexphysicalpropertiesofanadaptiveselforganizingbiologicalsystem