Evidence map›Paper›PMID 20876660›Full record

ArticleJournal of cell science2010

Plakoglobin regulates cell motility through Rho- and fibronectin-dependent Src signaling.

Viktor Todorović, Bhushan V Desai, Melanie J Schroeder Patterson, Evangeline V Amargo, Adi D Dubash, Taofei Yin, Jonathan C R Jones, Kathleen J Green

Abstract read
In one paragraph

Article in Journal of cell science, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
2.9field-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

42 citing papers in PubMed, 64 citations in OpenAlex.

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  13. Lack of plakoglobin impairs integrity and wound healing in corneal epithelium in mice.Laboratory investigation; a journal of technical methods and pathology · 2018
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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

8 authors at 2 institutions in 1 country.

Viktor TodorovićDepartment of Pathology, 303 E. Chicago Avenue, Northwestern University, Chicago, IL 60611, USA.
Bhushan V Desai
Melanie J Schroeder Patterson
Evangeline V Amargo
Adi D Dubash
Taofei Yin
Jonathan C R Jones
Kathleen J Green
Northwestern University · USDePaul University · US

Funding

MOLECULAR GENETICS OF PEMPHIGUS FOLIACEUS ANTIGENR01AR041836 · NIAMS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI Kathleen Janee Green · 1993 to 2026
$11.8M
DESMOPLAKIN FUNCTION IN EPIDERMISR01AR043380 · NIAMS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI Kathleen Janee Green · 1996 to 2026
$7.0M
TRAINING PROGRAM IN SIGNAL TRANSDUCTION AND CANCERT32CA070085 · NCI · NORTHWESTERN UNIVERSITY AT CHICAGO · PI LEONIDAS C. PLATANIAS · 1997 to 2026
$5.7M
Keratinocyte Migration and Wound HealingR01AR054184 · NIAMS · WASHINGTON STATE UNIVERSITY · PI JONES, JONATHAN C. · 2006 to 2015
$3.3M
Regulation of Desmosomal Cadherins in Oral CancerR01CA122151 · NCI · NORTHWESTERN UNIVERSITY AT CHICAGO · PI GREEN, KATHLEEN JANEE · 2006 to 2016
$2.6M
Plakoglobin: A Novel Regulator of Motility in KeratinocytesF32AR055444 · NIAMS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI TODOROVIC, VIKTOR · 2007 to 2008
$96k
NCI NIH HHS R01 CA122151NCI NIH HHS R01CA122151NCI NIH HHS T32 CA070085NIAMS NIH HHS F32 AR055444NIAMS NIH HHS R01 AR041836NIAMS NIH HHS R01AR041836-17S1NIAMS NIH HHS R01 AR043380NIAMS NIH HHS R01 AR054184NIAMS NIH HHS R01AR43380
6 · The paper itself

Abstract

We previously showed that the cell-cell junction protein plakoglobin (PG) not only suppresses motility of keratinocytes in contact with each other, but also, unexpectedly, of single cells. Here we show that PG deficiency results in extracellular matrix (ECM)-dependent disruption of mature focal adhesions and cortical actin organization. Plating PG⁻/⁻ cells onto ECM deposited by PG+/⁻ cells partially restored normal cell morphology and inhibited PG⁻/⁻ cell motility. In over 70 adhesion molecules whose expression we previously showed to be altered in PG⁻/⁻ cells, a substantial decrease in fibronectin (FN) in PG⁻/⁻ cells stood out. Re-introduction of PG into PG⁻/⁻ cells restored FN expression, and keratinocyte motility was reversed by plating PG⁻/⁻ cells onto FN. Somewhat surprisingly, based on previously reported roles for PG in regulating gene transcription, PG-null cells exhibited an increase, not a decrease, in FN promoter activity. Instead, PG was required for maintenance of FN mRNA stability. PG⁻/⁻ cells exhibited an increase in activated Src, one of the kinases controlled by FN, a phenotype reversed by plating PG⁻/⁻ cells on ECM deposited by PG+/⁻ keratinocytes. PG⁻/⁻ cells also exhibited Src-independent activation of the small GTPases Rac1 and RhoA. Both Src and RhoA inhibition attenuated PG⁻/⁻ keratinocyte motility. We propose a novel role for PG in regulating cell motility through distinct ECM-Src and RhoGTPase-dependent pathways, influenced in part by PG-dependent regulation of FN mRNA stability.

Indexed as

AnimalsBlotting, WesternCell MovementCells, CulturedExtracellular MatrixFibronectinsFluorescent Antibody Technique, Indirectgamma CateninKeratinocytesMiceMice, Knockoutrac1 GTP-Binding ProteinReverse Transcriptase Polymerase Chain ReactionrhoA GTP-Binding ProteinSignal TransductionFibronectinsgamma Cateninrac1 GTP-Binding ProteinrhoA GTP-Binding Protein

Identifiers

PMID20876660
PMCPMC2951470
OpenAlexW2141001449

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.