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Modeling stress-induced responses : plasticity in continuous state space and gradual clonal evolution

Bukkuri, Anuraag LU (2024) In Theory in Biosciences
Abstract

Mathematical models of cancer and bacterial evolution have generally stemmed from a gene-centric framework, assuming clonal evolution via acquisition of resistance-conferring mutations and selection of their corresponding subpopulations. More recently, the role of phenotypic plasticity has been recognized and models accounting for phenotypic switching between discrete cell states (e.g., epithelial and mesenchymal) have been developed. However, seldom do models incorporate both plasticity and mutationally driven resistance, particularly when the state space is continuous and resistance evolves in a continuous fashion. In this paper, we develop a framework to model plastic and mutational mechanisms of acquiring resistance in a continuous... (More)

Mathematical models of cancer and bacterial evolution have generally stemmed from a gene-centric framework, assuming clonal evolution via acquisition of resistance-conferring mutations and selection of their corresponding subpopulations. More recently, the role of phenotypic plasticity has been recognized and models accounting for phenotypic switching between discrete cell states (e.g., epithelial and mesenchymal) have been developed. However, seldom do models incorporate both plasticity and mutationally driven resistance, particularly when the state space is continuous and resistance evolves in a continuous fashion. In this paper, we develop a framework to model plastic and mutational mechanisms of acquiring resistance in a continuous gradual fashion. We use this framework to examine ways in which cancer and bacterial populations can respond to stress and consider implications for therapeutic strategies. Although we primarily discuss our framework in the context of cancer and bacteria, it applies broadly to any system capable of evolving via plasticity and genetic evolution.

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Please use this url to cite or link to this publication:
author
organization
publishing date
type
Contribution to journal
publication status
epub
subject
keywords
Bacterial evolution, Cancer evolution, Eco-evolutionary dynamics, Plasticity, Therapeutic resistance
in
Theory in Biosciences
publisher
Springer
external identifiers
  • scopus:85183610716
ISSN
1431-7613
DOI
10.1007/s12064-023-00410-3
language
English
LU publication?
yes
id
33d9e44a-b3cb-41fb-b0a1-41504afeb638
date added to LUP
2024-02-21 15:48:00
date last changed
2024-02-21 15:48:43
@article{33d9e44a-b3cb-41fb-b0a1-41504afeb638,
  abstract     = {{<p>Mathematical models of cancer and bacterial evolution have generally stemmed from a gene-centric framework, assuming clonal evolution via acquisition of resistance-conferring mutations and selection of their corresponding subpopulations. More recently, the role of phenotypic plasticity has been recognized and models accounting for phenotypic switching between discrete cell states (e.g., epithelial and mesenchymal) have been developed. However, seldom do models incorporate both plasticity and mutationally driven resistance, particularly when the state space is continuous and resistance evolves in a continuous fashion. In this paper, we develop a framework to model plastic and mutational mechanisms of acquiring resistance in a continuous gradual fashion. We use this framework to examine ways in which cancer and bacterial populations can respond to stress and consider implications for therapeutic strategies. Although we primarily discuss our framework in the context of cancer and bacteria, it applies broadly to any system capable of evolving via plasticity and genetic evolution.</p>}},
  author       = {{Bukkuri, Anuraag}},
  issn         = {{1431-7613}},
  keywords     = {{Bacterial evolution; Cancer evolution; Eco-evolutionary dynamics; Plasticity; Therapeutic resistance}},
  language     = {{eng}},
  publisher    = {{Springer}},
  series       = {{Theory in Biosciences}},
  title        = {{Modeling stress-induced responses : plasticity in continuous state space and gradual clonal evolution}},
  url          = {{http://dx.doi.org/10.1007/s12064-023-00410-3}},
  doi          = {{10.1007/s12064-023-00410-3}},
  year         = {{2024}},
}