Evidence map›Paper›PMID 19439446›Full record

ArticleMolecular biology of the cell2009

Integrin-linked kinase interactions with ELMO2 modulate cell polarity.

Ernest Ho, Tames Irvine, Gregory J A Vilk, Gilles Lajoie, Kodi S Ravichandran, Sudhir J A D'Souza, Lina Dagnino

Open access · greenAbstract read
In one paragraph

Article in Molecular biology of the cell, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.6field-weighted citation impact, top 18% 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

20 citing papers in PubMed, 33 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

7 authors at 2 institutions in 2 countries.

Ernest HoDepartment of Physiology and Pharmacology, Child Health Research Institute and Lawson Health Research Institute, University of Western Ontario, London, ON, Canada.
Tames Irvine
Gregory J A Vilk
Gilles Lajoie
Kodi S Ravichandran
Sudhir J A D'Souza
Lina Dagnino
Western University · CACarter Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cell polarization is a key prerequisite for directed migration during development, tissue regeneration, and metastasis. Integrin-linked kinase (ILK) is a scaffold protein essential for cell polarization, but very little is known about the precise mechanisms whereby ILK modulates polarization in normal epithelia. Elucidating these mechanisms is essential to understand tissue morphogenesis, transformation, and repair. Here we identify a novel ILK protein complex that includes Engulfment and Cell Motility 2 (ELMO2). We also demonstrate the presence of RhoG in ILK-ELMO2 complexes, and the localization of this multiprotein species specifically to the leading lamellipodia of polarized cells. Significantly, the ability of RhoG to bind ELMO is crucial for ILK induction of cell polarization, and the joint expression of ILK and ELMO2 synergistically promotes the induction of front-rear polarity and haptotactic migration. This places RhoG-ELMO2-ILK complexes in a key position for the development of cell polarity and forward movement. Although ILK is a component of many diverse multiprotein species that may contribute to cell polarization, expression of dominant-negative ELMO2 mutants is sufficient to abolish the ability of ILK to promote cell polarization. Thus, its interaction with ELMO2 and RhoG is essential for the ability of ILK to induce front-rear cell polarity.

Indexed as

Cell PolarityAdaptor Proteins, Signal TransducingAnimalsAnimals, NewbornAnkyrin RepeatBinding SitesCell MovementCells, CulturedCytoskeletal ProteinsGreen Fluorescent ProteinsGTP PhosphohydrolasesHumansImmunoblottingImmunoprecipitationInfant, NewbornKeratinocytesAdaptor Proteins, Signal TransducingCytoskeletal ProteinsElmo2 protein, mouseGreen Fluorescent ProteinsGTP PhosphohydrolasesProtein Serine-Threonine KinasesProteomeRhog protein, mouserho GTP-Binding ProteinsScaffold Protein ILK

Identifiers

PMID19439446
PMCPMC2704155
OpenAlexW2099873953

What OpenQuestion holds

Textmetadata
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.