Evidence map›Paper›PMID 21636786›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2011

Increased Wingless (Wnt) signaling in pituitary progenitor/stem cells gives rise to pituitary tumors in mice and humans.

Carles Gaston-Massuet, Cynthia Lilian Andoniadou, Massimo Signore, Sujatha A Jayakody, Nicoletta Charolidi, Roger Kyeyune, Bertrand Vernay, Thomas S Jacques, Makoto Mark Taketo, Paul Le Tissier and 2 more

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 151 papers.

0numbers the graph read from it
0cells of the map it votes in
151citing papers in PubMed
12.1field-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

151 citing papers in PubMed, 332 citations in OpenAlex.

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91 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

12 authors at 3 institutions in 2 countries.

Carles Gaston-MassuetNeural Development Unit, University College London Institute of Child Health, London WC1N 1EH, United Kingdom.
Cynthia Lilian Andoniadou
Massimo Signore
Sujatha A Jayakody
Nicoletta Charolidi
Roger Kyeyune
Bertrand Vernay
Thomas S Jacques
Makoto Mark Taketo
Paul Le Tissier
Mehul T Dattani
Juan Pedro Martinez-Barbera
University College London · GBGreat Ormond Street Hospital · GBKyoto University · JP

Funding

Medical Research Council MC_U117570590Wellcome Trust 078432Wellcome Trust 084361Wellcome Trust 086545
6 · The paper itself

Abstract

Wingless (Wnt)/β-catenin signaling plays an essential role during normal development, is a critical regulator of stem cells, and has been associated with cancer in many tissues. Here we demonstrate that genetic expression of a degradation-resistant mutant form of β-catenin in early Rathke's pouch (RP) progenitors leads to pituitary hyperplasia and severe disruption of the pituitary-specific transcription factor 1-lineage differentiation resulting in extreme growth retardation and hypopituitarism. Mutant mice mostly die perinatally, but those that survive weaning develop lethal pituitary tumors, which closely resemble human adamantinomatous craniopharyngioma, an epithelial tumor associated with mutations in the human β-catenin gene. The tumorigenic effect of mutant β-catenin is observed only when expressed in undifferentiated RP progenitors, but tumors do not form when committed or differentiated cells are targeted to express this protein. Analysis of affected pituitaries indicates that expression of mutant β-catenin leads to a significant increase in the total numbers of pituitary progenitor/stem cells as well as in their proliferation potential. Our findings provide insights into the role of the Wnt pathway in normal pituitary development and demonstrate a causative role for mutated β-catenin in an undifferentiated RP progenitor in the genesis of murine and human craniopharyngioma.

Indexed as

Animalsbeta CateninCell DifferentiationCraniopharyngiomaDisease Models, AnimalHomeodomain ProteinsHumansMiceMice, Mutant StrainsMutant ProteinsPituitary GlandPituitary NeoplasmsRepressor ProteinsSignal TransductionStem CellsWnt Proteinsbeta CateninCTNNB1 protein, humanCTNNB1 protein, mouseHesx1 protein, mouseHomeodomain ProteinsMutant ProteinsRepressor ProteinsWnt Proteins

Identifiers

PMID21636786
PMCPMC3136310
OpenAlexW1973399318

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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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.