Evidence map›Paper›PMID 21628573›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2012

Mammary epithelial-specific disruption of c-Src impairs cell cycle progression and tumorigenesis.

Richard Marcotte, Harvey W Smith, Virginie Sanguin-Gendreau, Rosalie V McDonough, William J Muller

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

33 citing papers in PubMed, 56 citations in OpenAlex.

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  13. SRC IncreasesMolecular and cellular biology · 2018
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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

5 authors at 3 institutions in 3 countries.

Richard MarcotteGoodman Cancer Research Center and Department of Biology, McGill University, Montreal, QC, Canada H3A 1A3.
Harvey W Smith
Virginie Sanguin-Gendreau
Rosalie V McDonough
William J Muller
Goodman (Japan) · JPCancer Research Center · USMcGill University · CA

Funding

Canadian Institutes of Health ResearchPHS HHS 5P01GA-099031-05
6 · The paper itself

Abstract

The tyrosine kinase c-Src is activated in a large proportion of breast cancers, in which it is thought to play a key role in promoting the malignant phenotype. c-Src activity is also elevated in transgenic mouse models of breast cancer, including the widely used polyomavirus middle-T antigen (PyVmT) model, which provides an opportunity to study the importance of c-Src in mammary tumorigenesis. However, germline c-Src deletion in mammary epithelial and stromal compartments complicates the interpretation of in vivo tumorigenesis studies as a result of severe defects in mammary gland development. We have therefore engineered a mouse strain in which deletion of c-Src can be targeted to the mammary epithelium. We demonstrate that mammary epithelial disruption of c-Src impairs proliferation and tumor progression driven by PyVmT in vivo. Whereas related kinases substitute for c-Src in PyVmT signaling, c-Src ablation impairs cell cycle progression with decreased cyclin expression and elevated expression of cyclin-dependent kinase inhibitors. Our data indicate that c-Src has essential and unique functions in proliferation and tumor progression in this mouse model that may also be important in certain contexts in some human breast cancers.

Indexed as

Cell CycleAnimalsAntigens, Polyomavirus TransformingCell AdhesionCell ProliferationCell Transformation, NeoplasticCyclin-Dependent Kinase Inhibitor ProteinsCyclinsDisease ProgressionEpitheliumFemaleGene DeletionGene SilencingHumansMammary Glands, AnimalMammary Tumor Virus, MouseAntigens, Polyomavirus TransformingCyclin-Dependent Kinase Inhibitor ProteinsCyclinssrc-Family Kinases

Identifiers

PMID21628573
PMCPMC3286961
OpenAlexW1992873952

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.