Some mathematical models for flagellar activation mechanisms

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Titel: Some mathematical models for flagellar activation mechanisms
Autoren: François Alouges, Irene Anello, Antonio DeSimone, Aline Lefebvre-Lepot, Jessie Levillain
Quelle: Mathematical Models and Methods in Applied Sciences. 35:2395-2424
Publication Status: Preprint
Verlagsinformationen: World Scientific Pub Co Pte Ltd, 2025.
Publikationsjahr: 2025
Schlagwörter: numerical simulations, 92-10, 35B32, 35Q84, Axoneme, flagellar modeling, partial differential equations, supercritical Hopf bifurcation, FOS: Mathematics, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), Dynamical Systems (math.DS), Mathematics - Dynamical Systems
Beschreibung: This paper focuses on studying a model for dyneins, cytoskeletal motor proteins responsible for axonemal activity. The model is a coupled system of partial differential equations inspired by [F. Jülicher and J. Prost, Cooperative molecular motors, Phys. Rev. Lett. 75 (1995) 2618–2621; F. Jülicher and J. Prost, Molecular motors: From individual to collective behavior, Prog. Theor. Phys. Suppl. 130 (1998) 9–16] and incorporating two rows of molecular motors between microtubules filaments. Existence and uniqueness of a solution are proved, together with the presence of a supercritical Hopf bifurcation. Additionally, numerical simulations are provided to illustrate the theoretical results. A brief study on the generalization to [Formula: see text]-rows is also included.
Publikationsart: Article
Sprache: English
ISSN: 1793-6314
0218-2025
DOI: 10.1142/s0218202525500423
DOI: 10.48550/arxiv.2409.03506
Zugangs-URL: http://arxiv.org/abs/2409.03506
https://arxiv.org/abs/2409.03506
https://hdl.handle.net/20.500.11767/147990
https://doi.org/10.1142/S0218202525500423
Rights: CC BY
Dokumentencode: edsair.doi.dedup.....0871b457aced0fb4e0b554d93f8b33ba
Datenbank: OpenAIRE
Beschreibung
Abstract:This paper focuses on studying a model for dyneins, cytoskeletal motor proteins responsible for axonemal activity. The model is a coupled system of partial differential equations inspired by [F. Jülicher and J. Prost, Cooperative molecular motors, Phys. Rev. Lett. 75 (1995) 2618–2621; F. Jülicher and J. Prost, Molecular motors: From individual to collective behavior, Prog. Theor. Phys. Suppl. 130 (1998) 9–16] and incorporating two rows of molecular motors between microtubules filaments. Existence and uniqueness of a solution are proved, together with the presence of a supercritical Hopf bifurcation. Additionally, numerical simulations are provided to illustrate the theoretical results. A brief study on the generalization to [Formula: see text]-rows is also included.
ISSN:17936314
02182025
DOI:10.1142/s0218202525500423