Evidence map›Paper›PMID 29044515›Full record

ArticleInternational journal of cancer2018

The human PKP2/plakophilin-2 gene is induced by Wnt/β-catenin in normal and colon cancer-associated fibroblasts.

Núria Niell, María Jesús Larriba, Gemma Ferrer-Mayorga, Isabel Sánchez-Pérez, Ramón Cantero, Francisco X Real, Luis Del Peso, Alberto Muñoz, José Manuel González-Sancho

Open access · hybridAbstract read
In one paragraph

Article in International journal of cancer, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed, 1 pooled it
2.2field-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, 1 synthesis or guideline pooled it, 54 citations in OpenAlex.

  1. Pooled it
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  3. Review
  4. Gene Therapy TargetingMedComm · 2025
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  17. Wnt Signaling in the Tumor Microenvironment.Advances in experimental medicine and biology · 2021
    Article
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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 at 3 institutions in 1 country.

Núria NiellInstituto de Investigaciones Biomédicas "Alberto Sols", Consejo Superior de Investigaciones Científicas (CSIC) -Universidad Autónoma de Madrid (UAM), Madrid, E-28029, Spain.
María Jesús LarribaInstituto de Investigaciones Biomédicas "Alberto Sols", Consejo Superior de Investigaciones Científicas (CSIC) -Universidad Autónoma de Madrid (UAM), Madrid, E-28029, Spain.
Gemma Ferrer-MayorgaInstituto de Investigaciones Biomédicas "Alberto Sols", Consejo Superior de Investigaciones Científicas (CSIC) -Universidad Autónoma de Madrid (UAM), Madrid, E-28029, Spain.
Isabel Sánchez-PérezInstituto de Investigaciones Biomédicas "Alberto Sols", Consejo Superior de Investigaciones Científicas (CSIC) -Universidad Autónoma de Madrid (UAM), Madrid, E-28029, Spain.
Ramón CanteroInstituto de Investigación Sanitaria Hospital Universitario La Paz (IdiPAZ), Madrid, E-28046, Spain.
Francisco X RealInstituto de Salud Carlos III, CIBER de Cáncer (CIBERONC), Madrid, Spain.
Luis Del PesoInstituto de Investigaciones Biomédicas "Alberto Sols", Consejo Superior de Investigaciones Científicas (CSIC) -Universidad Autónoma de Madrid (UAM), Madrid, E-28029, Spain.
Alberto MuñozInstituto de Investigaciones Biomédicas "Alberto Sols", Consejo Superior de Investigaciones Científicas (CSIC) -Universidad Autónoma de Madrid (UAM), Madrid, E-28029, Spain.
José Manuel González-SanchoInstituto de Investigaciones Biomédicas "Alberto Sols", Consejo Superior de Investigaciones Científicas (CSIC) -Universidad Autónoma de Madrid (UAM), Madrid, E-28029, Spain.ORCID 0000-0001-5875-1964
Consejo Superior de Investigaciones Científicas · ESHospital Universitario La Paz · ESUniversitat Pompeu Fabra · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Colorectal cancer results from the malignant transformation of colonic epithelial cells. Stromal fibroblasts are the main component of the tumour microenvironment, and play an important role in the progression of this and other neoplasias. Wnt/β-catenin signalling is essential for colon homeostasis, but aberrant, constitutive activation of this pathway is a hallmark of colorectal cancer. Here we present the first transcriptomic study on the effect of a Wnt factor on human colonic myofibroblasts. Wnt3A regulates the expression of 1,136 genes, of which 662 are upregulated and 474 are downregulated in CCD-18Co cells. A set of genes encoding inhibitors of the Wnt/β-catenin pathway stand out among those induced by Wnt3A, which suggests that there is a feedback inhibitory mechanism. We also show that the PKP2 gene encoding the desmosomal protein Plakophilin-2 is a novel direct transcriptional target of Wnt/β-catenin in normal and colon cancer-associated fibroblasts. PKP2 is induced by β-catenin/TCF through three binding sites in the gene promoter and one additional binding site located in an enhancer 20 kb upstream from the transcription start site. Moreover, Plakophilin-2 antagonizes Wnt/β-catenin transcriptional activity in HEK-293T cells, which suggests that it may act as an intracellular inhibitor of the Wnt/β-catenin pathway. Our results demonstrate that stromal fibroblasts respond to canonical Wnt signalling and that Plakophilin-2 plays a role in the feedback control of this effect suggesting that the response to Wnt factors in the stroma may modulate Wnt activity in the tumour cells.

Indexed as

beta CateninBinding SitesCancer-Associated FibroblastsColorectal NeoplasmsDactinomycinGene Expression Regulation, NeoplasticHEK293 CellsHeLa CellsHumansMCF-7 CellsPlakophilinsPromoter Regions, GeneticTCF Transcription FactorsTranscription, GeneticWnt3A Proteinbeta CateninCTNNB1 protein, humanDactinomycinPKP2 protein, humanPlakophilinsTCF Transcription FactorsWnt3A ProteinWNT3A protein, humancolon cancergene regulationnormal and cancer-associated fibroblastsPKP2/Plakophilin-2Wnt/β-catenin signalling

Identifiers

PMID29044515
PMCPMC5765413
OpenAlexW2765909807

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.