Search Results - "Hughes, Barry D"
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Distinguishing cell shoving mechanisms
Published in PloS one (12-03-2018)“…Motivated by in vitro time-lapse images of ovarian cancer spheroids inducing mesothelial cell clearance, the traditional agent-based model of cell migration,…”
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A computational model for collective cellular motion in three dimensions: general framework and case study for cell pair dynamics
Published in PloS one (19-03-2013)“…Cell migration in healthy and diseased systems is a combination of single and collective cell motion. While single cell motion has received considerable…”
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3
Is cell migration or proliferation dominant in the formation of linear arrays of oligodendrocytes?
Published in Journal of theoretical biology (07-10-2016)“…Oligodendrocytes are the myelin-producing cells of the central nervous system that are responsible for electrically insulating axons to speed the propagation…”
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Evidence for Cooperative Selection of Axons for Myelination by Adjacent Oligodendrocytes in the Optic Nerve
Published in PloS one (09-11-2016)“…The cellular mechanisms that regulate the topographic arrangement of myelin internodes along axons remain largely uncharacterized. Recent clonal analysis of…”
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An in silico agent-based model demonstrates Reelin function in directing lamination of neurons during cortical development
Published in PloS one (21-10-2014)“…The characteristic six-layered appearance of the neocortex arises from the correct positioning of pyramidal neurons during development and alterations in this…”
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Looking inside an invasion wave of cells using continuum models: Proliferation is the key
Published in Journal of theoretical biology (07-12-2006)“…Recently, a suite of cell migration assays were conducted to investigate the migration of neural crest (NC) cells along the gut during the development of the…”
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Infection-acquired versus vaccine-acquired immunity in an SIRWS model
Published in Infectious disease modelling (01-01-2018)“…In some disease systems, the process of waning immunity can be subtle, involving a complex relationship between the duration of immunity—acquired either…”
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Watching the Internal Clock of Cells while They Move and Divide
Published in Biophysical journal (13-03-2018)Get full text
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Interatomic force laws that evade dynamic measurement
Published in Nature nanotechnology (01-12-2018)“…Measurement of the force between two atoms is performed routinely with the atomic force microscope. The shape of this interatomic force law is now found to…”
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10
Dissecting the dynamics of epigenetic changes in phenotype-structured populations exposed to fluctuating environments
Published in Journal of theoretical biology (07-12-2015)“…An enduring puzzle in evolutionary biology is to understand how individuals and populations adapt to fluctuating environments. Here we present an…”
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3D hybrid modelling of vascular network formation
Published in Journal of theoretical biology (07-02-2017)“…We develop an off-lattice, agent-based model to describe vasculogenesis, the de novo formation of blood vessels from endothelial progenitor cells during…”
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Evolutionary dynamics of phenotype-structured populations: from individual-level mechanisms to population-level consequences
Published in Zeitschrift für angewandte Mathematik und Physik (01-08-2016)“…Epigenetic mechanisms are increasingly recognised as integral to the adaptation of species that face environmental changes. In particular, empirical work has…”
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Solutions of a non‐local aggregation equation: Universal bounds, concavity changes, and efficient numerical solutions
Published in Mathematical methods in the applied sciences (30-05-2020)“…We consider a one‐dimensional aggregation equation for a non‐negative density ρ(x,t) associated with a quartic potential W(x)=βx2+δx4 ( δ>0, β∈R). We show that…”
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Building macroscale models from microscale probabilistic models: a general probabilistic approach for nonlinear diffusion and multispecies phenomena
Published in Physical review. E, Statistical, nonlinear, and soft matter physics (17-10-2011)“…A discrete agent-based model on a periodic lattice of arbitrary dimension is considered. Agents move to nearest-neighbor sites by a motility mechanism…”
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Cell invasion with proliferation mechanisms motivated by time-lapse data
Published in Physica A (15-09-2010)“…Cell invasion involves a population of cells which are motile and proliferative. Traditional discrete models of proliferation involve agents depositing…”
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Why we do not expect dispersal probability density functions based on a single mechanism to fit real seed shadows
Published in The Journal of ecology (01-05-2018)“…1. Bullock et al. (Journal of Ecology 105:6-19, 2017) have suggested that the theory behind the Wald Analytical Long Distance (WALD) model for wind dispersal…”
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Periodic solutions in an SIRWS model with immune boosting and cross-immunity
Published in Journal of theoretical biology (07-12-2016)“…Incidence of whooping cough, an infection caused by Bordetella pertussis and Bordetella parapertussis, has been on the rise since the 1980s in many countries…”
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Publisher Correction: Interatomic force laws that evade dynamic measurement
Published in Nature nanotechnology (01-03-2019)“…In the version of this Comment originally published, equation (4) was incorrect; see the correction notice for details. This has now been corrected in the…”
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19
What is the optimal distribution of myelin along a single axon?
Published in Neuroscience letters (29-09-2017)“…•Ion channel distribution determines the optimal pattern of partial myelination.•Short node-internode pairs yield fastest conduction if channel number is…”
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A dynamical model of tumour immunotherapy
Published in Mathematical biosciences (01-07-2014)“…•A new ODE model of tumour-immune dynamics is analysed.•Solutions show oscillations between cancer volume and immune cells.•Tumour shape has consequences for…”
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