Evidence map›Paper›PMID 25307480›Full record

ArticleDevelopmental cell2014

A molecular switch for the orientation of epithelial cell polarization.

David M Bryant, Julie Roignot, Anirban Datta, Arend W Overeem, Minji Kim, Wei Yu, Xiao Peng, Dennis J Eastburn, Andrew J Ewald, Zena Werb and 1 more

Open access · bronzeAbstract read
In one paragraph

Article in Developmental cell, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 120 papers.

0numbers the graph read from it
0cells of the map it votes in
120citing papers in PubMed
9.9field-weighted citation impact, top 1% 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

120 citing papers in PubMed, 208 citations in OpenAlex.

  1. Article
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  7. The Use of Organoid Cultures in Advancing Nutrition Research.Advances in nutrition (Bethesda, Md.) · 2025
    Review
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60 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

11 authors at 1 institution in 1 country.

David M BryantDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA.
Julie RoignotDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA.
Anirban DattaDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA.
Arend W OvereemDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA.
Minji KimDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA.
Wei YuDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA.
Xiao PengDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA.
Dennis J EastburnDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA.
Andrew J EwaldDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA.
Zena WerbDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA.
Keith E MostovDepartment of Anatomy, University of California, San Francisco, San Francisco, CA 94158-2140, USA; Department of Biochemistry and Biophysics, University of California, San Francisco, San Francisco, CA 94158-2140, USA. Electronic address: keith.mostov@ucsf.edu.
University of California, San Francisco · US

Funding

UCSF Liver Core CenterP30DK026743 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI JACQUELYN J. MAHER · 1986 to 2026
$30.7M
Role of Metalloproteinases in Mammary Gland RemodelingR01CA057621 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI WERB, ZENA · 1993 to 2017
$9.0M
Recovery from acute kidney injuryR01DK074398 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI MOSTOV, KEITH E · 2007 to 2015
$3.0M
Control of Epithelial PolarityR01DK091530 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI MOSTOV, KEITH E · 2011 to 2015
$1.7M
ARF GTPase regulation of prostate tumorigenesis: spheroid and in vivo approachesK99CA163535 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI BRYANT, DAVID MICHAEL · 2012 to 2013
$326k
NCI NIH HHS K99 CA163535NCI NIH HHS R01 CA057621NCI NIH HHS R01CA057621NIDDK NIH HHS P30 DK026743NIDDK NIH HHS R01 DK074398NIDDK NIH HHS R01DK074398NIDDK NIH HHS R01 DK091530NIDDK NIH HHS R01DK091530
6 · The paper itself

Abstract

The formation of epithelial tissues containing lumens requires not only the apical-basolateral polarization of cells, but also the coordinated orientation of this polarity such that the apical surfaces of neighboring cells all point toward the central lumen. Defects in extracellular matrix (ECM) signaling lead to inverted polarity so that the apical surfaces face the surrounding ECM. We report a molecular switch mechanism controlling polarity orientation. ECM signals through a β1-integrin/FAK/p190RhoGAP complex to downregulate a RhoA/ROCK/Ezrin pathway at the ECM interface. PKCβII phosphorylates the apical identity-promoting Podocalyxin/NHERF1/Ezrin complex, removing Podocalyxin from the ECM-abutting cell surface and initiating its transcytosis to an apical membrane initiation site for lumen formation. Inhibition of this switch mechanism results in the retention of Podocalyxin at the ECM interface and the development instead of collective front-rear polarization and motility. Thus, ECM-derived signals control the morphogenesis of epithelial tissues by controlling the collective orientation of epithelial polarization.

Indexed as

MorphogenesisAnimalsCell LineCell MembraneCell PolarityCytoskeletal ProteinsDogsEpithelial CellsEpitheliumExtracellular MatrixEzrinFocal Adhesion Kinase 1GTPase-Activating ProteinsIntegrin beta1Madin Darby Canine Kidney CellsPhosphoproteinsCytoskeletal ProteinsEzrinFocal Adhesion Kinase 1GTPase-Activating ProteinsIntegrin beta1PhosphoproteinspodocalyxinProtein Kinase C betaProtein Phosphatase 2rhoA GTP-Binding Proteinrho-Associated KinasesRNA, Small InterferingSialoglycoproteinssodium-hydrogen exchanger regulatory factorSodium-Hydrogen Exchangers

Identifiers

PMID25307480
PMCPMC4248238
OpenAlexW1990671797

What OpenQuestion holds

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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.