Evidence map›Paper›PMID 24816560›Full record

ArticleJournal of cell science2014

A novel bidirectional positive-feedback loop between Wnt-β-catenin and EGFR-ERK plays a role in context-specific modulation of epithelial tissue regeneration.

Nikolaos T Georgopoulos, Lisa A Kirkwood, Jennifer Southgate

Open access · hybridAbstract read
In one paragraph

Article in Journal of cell science, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
2.4field-weighted citation impact, top 11% 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

25 citing papers in PubMed, 40 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

3 authors at 2 institutions in 1 country.

Nikolaos T GeorgopoulosJack Birch Unit for Molecular Carcinogenesis, Department of Biology, University of York, York YO10 5DD, UK Department of Biological Sciences, School of Applied Sciences, University of Huddersfield, Huddersfield HD1 3DH, UK.
Lisa A KirkwoodJack Birch Unit for Molecular Carcinogenesis, Department of Biology, University of York, York YO10 5DD, UK.
Jennifer SouthgateJack Birch Unit for Molecular Carcinogenesis, Department of Biology, University of York, York YO10 5DD, UK jennifer.southgate@york.ac.uk.
University of York · GBUniversity of Huddersfield · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

By operating as both a subunit of the cadherin complex and a key component of Wnt signalling, β-catenin acts as the lynchpin between cell-cell contact and transcriptional regulation of proliferation, coordinating epithelial tissue homeostasis and regeneration. The integration of multiple growth-regulatory inputs with β-catenin signalling has been observed in cancer-derived cells, yet the existence of pathway crosstalk in normal cells is unknown. Using a highly regenerative normal human epithelial culture system that displays contact inhibition, we demonstrate that the receptor tyrosine kinase (RTK)-driven MAPK and Wnt-β-catenin signalling axes form a bidirectional positive-feedback loop to drive cellular proliferation. We show that β-catenin both drives and is regulated by proliferative signalling cues, and its downregulation coincides with the switch from proliferation to contact-inhibited quiescence. We reveal a novel contextual interrelationship whereby positive and negative feedback between three major signalling pathways - EGFR-ERK, PI3K-AKT and Wnt-β-catenin - enable autocrine-regulated tissue homeostasis as an emergent property of physical interactions between cells. Our work has direct implications for normal epithelial tissue homeostasis and provides insight as to how dysregulation of these pathways could drive excessive and sustained cellular growth in disease.

Indexed as

MAP Kinase Signaling SystemWnt Signaling Pathwaybeta CateninCell LineCell Line, TumorCell ProliferationEpitheliumErbB ReceptorsHumansRegenerationWnt Proteinsbeta CateninCTNNB1 protein, humanEGFR protein, humanErbB ReceptorsWnt ProteinsAKTCrosstalkEGFRERKWntβ-catenin

Identifiers

PMID24816560
PMCPMC4077591
OpenAlexW2145915228

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.