Evidence map›Paper›PMID 25766473›Full record

ArticleNature communications2015

Notch1-Dll4 signalling and mechanical force regulate leader cell formation during collective cell migration.

Reza Riahi, Jian Sun, Shue Wang, Min Long, Donna D Zhang, Pak Kin Wong

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed
6.6field-weighted citation impact, top 3% 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

66 citing papers in PubMed, 135 citations in OpenAlex.

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  14. Long noncoding RNA MALAT1 is dynamically regulated in leader cells during collective cancer invasion.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
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  17. Leading-edge elongation by follower cell interruption in advancing epithelial cell sheets.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article
  18. Article
  19. Article
  20. Article

6 more citing papers are in PubMed but not listed here.

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

6 authors at 2 institutions in 2 countries.

Reza RiahiDepartment of Aerospace and Mechanical Engineering, The University of Arizona, Tucson, Arizona 85721-0119, USA.
Jian SunDepartment of Aerospace and Mechanical Engineering, The University of Arizona, Tucson, Arizona 85721-0119, USA.ORCID 0000000185396590
Shue WangDepartment of Aerospace and Mechanical Engineering, The University of Arizona, Tucson, Arizona 85721-0119, USA.
Min Long1] Department of Endocrinology, Xinqiao Hospital, Third Military Medical University, Chongqing 400037, P.R. China [2] Department of Pharmacology and Toxicology, The University of Arizona, Tucson, Arizona 85724, USA.
Donna D ZhangDepartment of Pharmacology and Toxicology, The University of Arizona, Tucson, Arizona 85724, USA.
Pak Kin WongDepartment of Aerospace and Mechanical Engineering, The University of Arizona, Tucson, Arizona 85721-0119, USA.
University of Arizona · USArmy Medical University · CN

Funding

SOUTHWEST ENVIRONMENTAL HEALTH SCIENCES CENTERP30ES006694 · NIEHS · UNIVERSITY OF ARIZONA · PI Nathan J Cherrington · 1994 to 2026
$36.7M
Mechanoregulation of Tissue MorphogenesisDP2OD007161 · OD · UNIVERSITY OF ARIZONA · PI WONG, PAK KIN · 2010 to 2010
$2.3M
Investigation of an anti-cancer phytochemical targeting Nrf2R01CA154377 · NCI · UNIVERSITY OF ARIZONA · PI ZHANG, DONNA D · 2011 to 2015
$1.5M
NCI NIH HHS R01 CA154377NCI NIH HHS R01CA154377NIEHS NIH HHS P30 ES006694NIH HHS DP2 OD007161NIH HHS DP2OD007161
6 · The paper itself

Abstract

At the onset of collective cell migration, a subset of cells within an initially homogenous population acquires a distinct 'leader' phenotype with characteristic morphology and motility. However, the factors driving the leader cell formation as well as the mechanisms regulating leader cell density during the migration process remain to be determined. Here we use single-cell gene expression analysis and computational modelling to show that the leader cell identity is dynamically regulated by Dll4 signalling through both Notch1 and cellular stress in a migrating epithelium. Time-lapse microscopy reveals that Dll4 is induced in leader cells after the creation of the cell-free region and leader cells are regulated via Notch1-Dll4 lateral inhibition. Furthermore, mechanical stress inhibits Dll4 expression and leader cell formation in the monolayer. Collectively, our findings suggest that a reduction of mechanical force near the boundary promotes Notch1-Dll4 signalling to dynamically regulate the density of leader cells during collective cell migration.

Indexed as

Cell MovementAdaptor Proteins, Signal TransducingAnimalsCalcium-Binding ProteinsCell CommunicationCell DifferentiationCoculture TechniquesComputer SimulationHumansImmunohistochemistryIntercellular Signaling Peptides and ProteinsIntracellular Signaling Peptides and ProteinsMaleMCF-7 CellsMembrane ProteinsMiceAdaptor Proteins, Signal TransducingCalcium-Binding ProteinsDLL4 protein, humanDLL4 protein, mouseIntercellular Signaling Peptides and ProteinsIntracellular Signaling Peptides and ProteinsMembrane ProteinsNOTCH1 protein, humanNotch1 protein, mouseReceptor, Notch1RNA, Small Interfering

Identifiers

PMID25766473
PMCPMC4380165
OpenAlexW2089376707

What OpenQuestion holds

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Read underepoch 390

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.