Evidence map›Paper›PMID 33533935›Full record

ArticleThe Journal of cell biology2021

Dendritic cell actin dynamics control contact duration and priming efficiency at the immunological synapse.

Alexander Leithner, Lukas M Altenburger, Robert Hauschild, Frank P Assen, Klemens Rottner, Theresia E B Stradal, Alba Diz-Muñoz, Jens V Stein, Michael Sixt

Open access · greenAbstract read
In one paragraph

Article in The Journal of cell biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
2.7field-weighted citation impact, top 9% 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

37 citing papers in PubMed, 52 citations in OpenAlex.

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  16. Tumor-derived GLI1 promotes remodeling of the immune tumor microenvironment in melanoma.Journal of experimental & clinical cancer research : CR · 2024
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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

9 authors at 4 institutions in 4 countries.

Alexander LeithnerInstitute of Science and Technology Austria, Klosterneuburg, Austria.
Lukas M AltenburgerDepartment of Oncology, Microbiology and Immunology, University of Fribourg, Fribourg, Switzerland.
Robert HauschildInstitute of Science and Technology Austria, Klosterneuburg, Austria.
Frank P AssenInstitute of Science and Technology Austria, Klosterneuburg, Austria.
Klemens RottnerZoological Institute, Technical University Braunschweig, Braunschweig, Germany.
Theresia E B StradalDepartment of Cell Biology, Helmholtz Centre for Infection Research, Braunschweig, Germany.
Alba Diz-MuñozCell Biology and Biophysics Units, European Molecular Biology Laboratory, Heidelberg, Germany.
Jens V SteinDepartment of Oncology, Microbiology and Immunology, University of Fribourg, Fribourg, Switzerland.
Michael SixtInstitute of Science and Technology Austria, Klosterneuburg, Austria.
Institute of Science and Technology Austria · ATHelmholtz Centre for Infection Research · DEUniversity of Fribourg · CHEuropean Molecular Biology Laboratory · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Dendritic cells (DCs) are crucial for the priming of naive T cells and the initiation of adaptive immunity. Priming is initiated at a heterologous cell-cell contact, the immunological synapse (IS). While it is established that F-actin dynamics regulates signaling at the T cell side of the contact, little is known about the cytoskeletal contribution on the DC side. Here, we show that the DC actin cytoskeleton is decisive for the formation of a multifocal synaptic structure, which correlates with T cell priming efficiency. DC actin at the IS appears in transient foci that are dynamized by the WAVE regulatory complex (WRC). The absence of the WRC in DCs leads to stabilized contacts with T cells, caused by an increase in ICAM1-integrin-mediated cell-cell adhesion. This results in lower numbers of activated and proliferating T cells, demonstrating an important role for DC actin in the regulation of immune synapse functionality.

Indexed as

ActinsAnimalsCell AdhesionCell CommunicationCell ProliferationDendritic CellsFemaleImmunological SynapsesIntercellular Adhesion Molecule-1MaleMiceMice, KnockoutT-LymphocytesActinsIcam1 protein, mouseIntercellular Adhesion Molecule-1

Identifiers

PMID33533935
PMCPMC7863705
OpenAlexW3126731180

What OpenQuestion holds

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LicenceCC BY-NC-SA
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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.