Evidence map›Paper›PMID 20439433›Full record

ArticleGenes & development2010

A novel role for 14-3-3sigma in regulating epithelial cell polarity.

Chen Ling, Dongmei Zuo, Bin Xue, Senthil Muthuswamy, William J Muller

Open access · diamondAbstract read
In one paragraph

Article in Genes & development, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
–field-weighted citation impact
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

27 citing papers in PubMed, 41 citations in OpenAlex.

  1. Article
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  5. Activation of the CaMolecular biology of the cell · 2019
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  9. β-Catenin haploinsufficiency promotes mammary tumorigenesis in an ErbB2-positive basal breast cancer model.Proceedings of the National Academy of Sciences of the United States of America · 2017
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  20. 14-3-3σ stabilizes a complex of soluble actin and intermediate filament to enable breast tumor invasion.Proceedings of the National Academy of Sciences of the United States of America · 2013
    Article
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

5 authors at 3 institutions in 2 countries.

Chen LingDepartment of Biochemistry, McGill University, Montreal, Quebec H3A 1A3, Canada.
Dongmei Zuo
Bin Xue
Senthil Muthuswamy
William J Muller
Cold Spring Harbor Laboratory · USMcGill University · CAMcGill University Health Centre · CA

Funding

Early events of carcinoma induced by ErbB receptorsR01CA098830 · NCI · COLD SPRING HARBOR LABORATORY · PI MUTHUSWAMY, SENTHIL K · 2003 to 2013
$3.4M
CIHR MOP-10594NCI NIH HHS R01 CA098830
6 · The paper itself

Abstract

The loss of epithelial polarity is thought to play an important role during mammary tumor progression. Using a unique transgenic mouse model of ErbB2-induced mammary tumorigenesis, we demonstrated previously that amplification of ErbB2 is frequently accompanied by loss of the 14-3-3sigma gene. Here, we demonstrate that ectopic expression of 14-3-3sigma results in restoration of epithelial polarity in ErbB2-transformed mammary tumor cells. We further demonstrate that targeted deletion of 14-3-3sigma within primary mammary epithelial cells increases their proliferative capacity and adversely affects their ability to form polarized structures. Finally, we show that 14-3-3sigma can specifically form complexes with Par3, a protein that is essential for the maintenance of a polarized epithelial state. Taken together, these observations suggest that 14-3-3sigma plays a critical role in retaining epithelial polarity.

Indexed as

14-3-3 ProteinsAnimalsCell Line, TumorCell PolarityCell ProliferationDown-RegulationEpithelial CellsFemaleGene Expression Regulation, NeoplasticIntercellular JunctionsMammary Glands, AnimalMiceMice, Knockout14-3-3 ProteinsSfn protein, mouse

Identifiers

PMID20439433
PMCPMC2861193
OpenAlexW2157220507

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.