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Atherosclerosis is a chronic inflammatory disease occurs due to plaque accumulation in the inner artery wall. In atherosclerotic plaque formation monocytes and macrophages play a significant role in controlling the disease dynamics. In the…

Dynamical Systems · Mathematics 2022-05-31 Debasmita Mukherjee , Sishu Shankar Muni , Hammed Olawale Fatoyinbo

We extend the lipid-structured model for atherosclerotic plaque development of Ford et al. (2019) to account for macrophage proliferation. Proliferation is modelled as a non-local decrease in the lipid structural variable that is similar to…

Cell Behavior · Quantitative Biology 2022-05-11 Keith L Chambers , Michael G Watson , Mary R Myerscough

Assessing the vulnerability of atherosclerotic plaques requires an accurate knowledge of the mechanical properties of the plaque constituents. It is possible to measure displacements in vivo inside a plaque using magnetic resonance imaging.…

Medical Physics · Physics 2011-10-17 Alexandre Franquet , Stéphane Avril , Pierre Badel , Rodolphe Le Riche

Atherosclerotic plaques form in artery walls due to a chronic inflammatory response driven by lipid accumulation. A key component of the inflammatory response is the interaction between monocyte-derived macrophages and extracellular lipid.…

Cell Behavior · Quantitative Biology 2022-12-08 Keith L Chambers , Mary R Myerscough , Helen M Byrne

Atherosclerosis is an inflammatory disease characterised by the formation of plaques, which are deposits of lipids and cholesterol-laden macrophages that form in the artery wall. The inflammation is often non-resolving, due in large part to…

Cell Behavior · Quantitative Biology 2024-01-19 Ishraq U. Ahmed , Helen M. Byrne , Mary R. Myerscough

Atherosclerotic plaques are fatty growths in artery walls that cause heart attacks and strokes. Plaque formation is orchestrated by macrophages that are recruited to the artery wall to consume and remove blood-derived lipids, such as…

Cell Behavior · Quantitative Biology 2022-05-12 M. G. Watson , K. L. Chambers , M. R. Myerscough

A mathematical model of atherosclerosis of a blood vessel is advanced with regard for the entry of low-density lipoproteins (LDLs) into blood. For the first time, the influence of cytokines on the inflammation of a blood vessel at the…

Biological Physics · Physics 2025-03-25 V. I. Grytsay

Some existing models of the atherosclerosis development are discussed and a new improved mathematical model, which takes into account new experimental results about diverse roles of macrophages in atherosclerosis, is proposed. Using technic…

Analysis of PDEs · Mathematics 2022-01-03 Taras A. Mel'nyk

Atherosclerosis is characterised by the growth of fatty plaques in the inner (intimal) layer of the artery wall. In mature plaques, vascular smooth muscle cells (SMCs) are recruited from the adjacent medial layer to deposit a cap of fibrous…

Cell Behavior · Quantitative Biology 2019-08-09 Michael G. Watson , Helen M. Byrne , Charlie Macaskill , Mary R. Myerscough

As one of the most prevalent diseases worldwide, plaque formation in human arteries, known as atherosclerosis, is the focus of many research efforts. Previously, molecular communication (MC) models have been proposed to capture and analyze…

A two PDEs-based model is developed for studies of a morphological and compositional evolution of a thermodynamically stable alloy surface in a strong electric field, assuming different and anisotropic diffusional mobilities of the two…

Materials Science · Physics 2015-06-18 Mikhail Khenner , Mahdi Bandegi

Atherosclerosis is a chronic inflammatory cardiovascular disease in which fatty plaque is built inside an artery wall. Early atherosclerotic plaque development is typically characterized by inflammatory tissues primarily consisting of foam…

Tissues and Organs · Quantitative Biology 2025-01-24 Abdush Salam Pramanik , Bibaswan Dey , G. P. Raja Sekhar

Atherosclerotic plaque growth is characterised by chronic inflammation that promotes accumulation of cellular debris and extracellular fat in the inner artery wall. This material is highly thrombogenic, and plaque rupture can lead to the…

Cell Behavior · Quantitative Biology 2018-05-21 Michael G. Watson , Helen M. Byrne , Charlie Macaskill , Mary R. Myerscough

Carotid atherosclerosis is the major cause of ischemic stroke resulting in significant rates of mortality and disability annually. Early diagnosis of such cases is of great importance, since it enables clinicians to apply a more effective…

Image and Video Processing · Electrical Eng. & Systems 2022-02-08 Theofanis Ganitidis , Maria Athanasiou , Kalliopi Dalakleidi , Nikos Melanitis , Spyretta Golemati , Konstantina S Nikita

We analyse the behaviour of thin composite plates whose material properties vary periodically in-plane and possess a high degree of contrast between the individual components. Starting from the equations of three-dimensional linear…

Analysis of PDEs · Mathematics 2022-05-03 Marin Bužančić , Kirill Cherednichenko , Igor Velčić , Josip Žubrinić

The surface evolution model based on geometric partial differential equation is used to numerically study the kinetics of dewetting and dynamic morphologies for the localized pinhole defect in the surface of the ultrathin solid film with…

Materials Science · Physics 2009-11-13 M. Khenner

A temporal homogenization approach for the numerical simulation of atherosclerotic plaque growth is extended to fully coupled fluid-structure interaction (FSI) simulations. The numerical results indicate that the two-scale approach yields…

Numerical Analysis · Mathematics 2021-06-18 Stefan Frei , Alexander Heinlein , Thomas Richter

As an introductory lecture to the workshop an overview is given over continuum models for homoepitaxial surface growth using partial differential equations (PDEs). Their {\em heuristic derivation} makes use of inherent symmetries in the…

Materials Science · Physics 2007-05-23 Martin Rost

Atherosclerosis is one of the principle pathologies of cardiovascular disease with blood cholesterol a significant risk factor. The World Health Organisation estimates that approximately 2.5 million deaths occur annually due to the risk…

Tissues and Organs · Quantitative Biology 2015-10-08 Andrew Parton , Victoria McGilligan , Maurice OKane , Francina R Baldrick , Steven Watterson

In this paper, we introduce the concept of Developmental Partial Differential Equation (DPDE), which consists of a Partial Differential Equation (PDE) on a time-varying manifold with complete coupling between the PDE and the manifold's…

Optimization and Control · Mathematics 2015-09-23 Nastassia Pouradier Duteil , Francesco Rossi , Ugo Boscain , Benedetto Piccoli
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