Evidence map›Paper›PMID 37183398›Full record

ArticleBiophysical journal2023

Hybrid cellular Potts and bead-spring modeling of cells in fibrous extracellular matrix.

Erika Tsingos, Bente Hilde Bakker, Koen A E Keijzer, Hermen Jan Hupkes, Roeland M H Merks

Open access · greenAbstract read
In one paragraph

Article in Biophysical journal, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
6.9field-weighted citation impact, top 2% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed, 34 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Erika TsingosMathematical Institute, Leiden University, Leiden, the Netherlands. Electronic address: e.tsingos@math.leidenuniv.nl.
Bente Hilde BakkerMathematical Institute, Leiden University, Leiden, the Netherlands.
Koen A E KeijzerMathematical Institute, Leiden University, Leiden, the Netherlands.
Hermen Jan HupkesMathematical Institute, Leiden University, Leiden, the Netherlands.
Roeland M H MerksMathematical Institute, Leiden University, Leiden, the Netherlands; Institute for Biology Leiden, Leiden University, Leiden, the Netherlands. Electronic address: merksrmh@math.leidenuniv.nl.
Leiden University · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The mechanical interaction between cells and the extracellular matrix (ECM) is fundamental to coordinate collective cell behavior in tissues. Relating individual cell-level mechanics to tissue-scale collective behavior is a challenge that cell-based models such as the cellular Potts model (CPM) are well-positioned to address. These models generally represent the ECM with mean-field approaches, which assume substrate homogeneity. This assumption breaks down with fibrous ECM, which has nontrivial structure and mechanics. Here, we extend the CPM with a bead-spring model of ECM fiber networks modeled using molecular dynamics. We model a contractile cell pulling with discrete focal adhesion-like sites on the fiber network and demonstrate agreement with experimental spatiotemporal fiber densification and displacement. We show that at high network cross-linking, contractile cell forces propagate over at least eight cell diameters, decaying with distance with power law exponent n= 0.35 - 0.65 typical of viscoelastic ECMs. Further, we use in silico atomic force microscopy to measure local cell-induced network stiffening consistent with experiments. Our model lays the foundation for investigating how local and long-ranged cell-ECM mechanobiology contributes to multicellular morphogenesis.

Indexed as

Extracellular MatrixFocal AdhesionsMicroscopy, Atomic ForceModels, BiologicalMolecular Dynamics Simulation

Identifiers

PMID37183398
PMCPMC10397577
OpenAlexW4376619678

What OpenQuestion holds

Textmetadata
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.