Evidence map›Paper›PMID 39086660›Full record

ArticleFrontiers in cell and developmental biology2024

RhoGDI1 regulates cell-cell junctions in polarized epithelial cells.

Nicolina Wibbe, Tim Steinbacher, Frederik Tellkamp, Niklas Beckmann, Frauke Brinkmann, Manuel Stecher, Volker Gerke, Carien M Niessen, Klaus Ebnet

Abstract read
In one paragraph

Article in Frontiers in cell and developmental biology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
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

5 citing papers in PubMed.

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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.

Nicolina WibbeInstitute-Associated Research Group "Cell Adhesion and Cell Polarity", Institute of Medical Biochemistry, Zentrum für Molekularbiologie der Entzündung, University Münster, Münster, Germany.
Tim SteinbacherInstitute-Associated Research Group "Cell Adhesion and Cell Polarity", Institute of Medical Biochemistry, Zentrum für Molekularbiologie der Entzündung, University Münster, Münster, Germany.
Frederik TellkampDepartment Cell Biology of the Skin, University Hospital of Cologne, University of Cologne, Cologne, Germany.
Niklas BeckmannInstitute-Associated Research Group "Cell Adhesion and Cell Polarity", Institute of Medical Biochemistry, Zentrum für Molekularbiologie der Entzündung, University Münster, Münster, Germany.
Frauke BrinkmannInstitute of Medical Biochemistry, ZMBE, University Münster, Münster, Germany.
Manuel StecherInstitute of Medical Biochemistry, ZMBE, University Münster, Münster, Germany.
Volker GerkeInstitute of Medical Biochemistry, ZMBE, University Münster, Münster, Germany.
Carien M NiessenDepartment Cell Biology of the Skin, University Hospital of Cologne, University of Cologne, Cologne, Germany.
Klaus EbnetInstitute-Associated Research Group "Cell Adhesion and Cell Polarity", Institute of Medical Biochemistry, Zentrum für Molekularbiologie der Entzündung, University Münster, Münster, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cell-cell contact formation of polarized epithelial cells is a multi-step process that involves the co-ordinated activities of Rho family small GTPases. Consistent with the central role of Rho GTPases, a number of Rho guanine nucleotide exchange factors (GEFs) and Rho GTPase-activating proteins (GAPs) have been identified at cell-cell junctions at various stages of junction maturation. As opposed to RhoGEFs and RhoGAPs, the role of Rho GDP dissociation inhibitors (GDIs) during cell-cell contact formation is poorly understood. Here, we have analyzed the role of RhoGDI1/ARHGDIA, a member of the RhoGDI family, during cell-cell contact formation of polarized epithelial cells. Depletion of RhoGDI1 delays the development of linear cell-cell junctions and the formation of barrier-forming tight junctions. In addition, RhoGDI1 depletion impairs the ability of cells to stop migration in response to cell collision and increases the migration velocity of collectively migrating cells. We also find that the cell adhesion receptor JAM-A promotes the recruitment of RhoGDI1 to cell-cell contacts. Our findings implicate RhoGDI1 in various processes involving the dynamic reorganization of cell-cell junctions.

Indexed as

ARHGDIAcontact inhibition of locomotionepithelial barrierJAM-ARhoGDI1tight junction

Identifiers

PMID39086660
PMCPMC11288927

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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.