Modelling Evolution of Regulatory Networks in Artificial Bacteria

Y. Sanchez-Dehesa; D. Parsons; J. M. Peña; G. Beslon

Mathematical Modelling of Natural Phenomena (2008)

  • Volume: 3, Issue: 2, page 27-66
  • ISSN: 0973-5348

Abstract

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Studying the evolutive and adaptative machanisms of prokayotes is a complicated task. As these machanisms cannot be easily studied "in vivo", it is necessary to consider other methods. We have therefore developed the RAevol model, a model designed to study the evolution of bacteria and their adaptationto the environment. Our model simulates the evolution of a population of artificial bacteria in a changing environment, providing us with an insight into the strategies that digital organisms develop to adapt to new conditions. In this paper we describe the principle and architecture of the model, focusing on the mechanisms of the regulatory networks of artificial organisms. Experiments were conducted on populations of artificial bacteria under conditions of stress. We study the ways in which organisms adapt to environmental changes and examine the strategies they adopt. An analysis of these adaptation strategies is presented and a brief overview was proposed concerning the patterns and topological characteristics of the evolved regulatory networks.

How to cite

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Sanchez-Dehesa, Y., et al. "Modelling Evolution of Regulatory Networks in Artificial Bacteria." Mathematical Modelling of Natural Phenomena 3.2 (2008): 27-66. <http://eudml.org/doc/222270>.

@article{Sanchez2008,
abstract = { Studying the evolutive and adaptative machanisms of prokayotes is a complicated task. As these machanisms cannot be easily studied "in vivo", it is necessary to consider other methods. We have therefore developed the RAevol model, a model designed to study the evolution of bacteria and their adaptationto the environment. Our model simulates the evolution of a population of artificial bacteria in a changing environment, providing us with an insight into the strategies that digital organisms develop to adapt to new conditions. In this paper we describe the principle and architecture of the model, focusing on the mechanisms of the regulatory networks of artificial organisms. Experiments were conducted on populations of artificial bacteria under conditions of stress. We study the ways in which organisms adapt to environmental changes and examine the strategies they adopt. An analysis of these adaptation strategies is presented and a brief overview was proposed concerning the patterns and topological characteristics of the evolved regulatory networks. },
author = {Sanchez-Dehesa, Y., Parsons, D., Peña, J. M., Beslon, G.},
journal = {Mathematical Modelling of Natural Phenomena},
keywords = {evolution; regulatory networks; modelling; motifs; adaptation mechanisms},
language = {eng},
month = {10},
number = {2},
pages = {27-66},
publisher = {EDP Sciences},
title = {Modelling Evolution of Regulatory Networks in Artificial Bacteria},
url = {http://eudml.org/doc/222270},
volume = {3},
year = {2008},
}

TY - JOUR
AU - Sanchez-Dehesa, Y.
AU - Parsons, D.
AU - Peña, J. M.
AU - Beslon, G.
TI - Modelling Evolution of Regulatory Networks in Artificial Bacteria
JO - Mathematical Modelling of Natural Phenomena
DA - 2008/10//
PB - EDP Sciences
VL - 3
IS - 2
SP - 27
EP - 66
AB - Studying the evolutive and adaptative machanisms of prokayotes is a complicated task. As these machanisms cannot be easily studied "in vivo", it is necessary to consider other methods. We have therefore developed the RAevol model, a model designed to study the evolution of bacteria and their adaptationto the environment. Our model simulates the evolution of a population of artificial bacteria in a changing environment, providing us with an insight into the strategies that digital organisms develop to adapt to new conditions. In this paper we describe the principle and architecture of the model, focusing on the mechanisms of the regulatory networks of artificial organisms. Experiments were conducted on populations of artificial bacteria under conditions of stress. We study the ways in which organisms adapt to environmental changes and examine the strategies they adopt. An analysis of these adaptation strategies is presented and a brief overview was proposed concerning the patterns and topological characteristics of the evolved regulatory networks.
LA - eng
KW - evolution; regulatory networks; modelling; motifs; adaptation mechanisms
UR - http://eudml.org/doc/222270
ER -

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