Evidence map›Paper›PMID 20054865›Full record

ArticleStem cells (Dayton, Ohio)2010

CCAAT/enhancer binding protein beta regulates stem cell activity and specifies luminal cell fate in the mammary gland.

Heather L LaMarca, Adriana P Visbal, Chad J Creighton, Hao Liu, Yiqun Zhang, Fariba Behbod, Jeffrey M Rosen

Open access · bronzeAbstract read
In one paragraph

Article in Stem cells (Dayton, Ohio), 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

41 citing papers in PubMed, 55 citations in OpenAlex.

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  10. Tissue and cell-type-specific transduction using rAAV vectors in lung diseases.Journal of molecular medicine (Berlin, Germany) · 2021
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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

7 authors at 2 institutions in 1 country.

Heather L LaMarcaDepartment of Molecular and Cellular Biology, Baylor College of Medicine, Houston, Texas, USA.
Adriana P Visbal
Chad J Creighton
Hao Liu
Yiqun Zhang
Fariba Behbod
Jeffrey M Rosen
Baylor College of Medicine · USUniversity of Kansas Medical Center · US

Funding

Tumor BiologyP30CA125123 · NCI · BAYLOR COLLEGE OF MEDICINE · PI DAVID R ROWLEY · 2007 to 2026
$73.9M
TRANSFORMING GROWTH FACTOR ALPHA IN PATHOGENESIS OF BREAST CANCERP01CA030195 · NCI · UNIVERSITY OF TEXAS HLTH SCI CTR SAN ANT · PI OESTERREICH, STEFFI · 1985 to 2009
$16.8M
MALAT1 lncRNA as a Therapeutic Target in Triple Negative Breast CancerR01CA016303 · NCI · BAYLOR COLLEGE OF MEDICINE · PI ROSEN, JEFFREY MARK · 1985 to 2022
$8.1M
HORMONAL REGULATION OF BREAST CANCERR37CA016303 · NCI · BAYLOR COLLEGE OF MEDICINE · PI ROSEN, JEFFREY MARK · 1989 to 2011
$7.3M
Role of Cancer Stem Cells in Malignant Progression of Ductal Carcinoma in Situ.R00CA127462 · NCI · UNIVERSITY OF KANSAS MEDICAL CENTER · PI BEHBOD, FARIBA · 2009 to 2011
$740k
BD Biosciences Special Order LSRIIS10RR024574 · NCRR · BAYLOR COLLEGE OF MEDICINE · PI LUMPKIN, ELLEN A · 2009 to 2009
$430k
NCI NIH HHS CA16303NCI NIH HHS P01 CA030195NCI NIH HHS P30 CA125123NCI NIH HHS P30CA125123NCI NIH HHS R00 CA127462NCI NIH HHS R01 CA016303NCI NIH HHS R37 CA016303NCRR NIH HHS S10 RR024574NCRR NIH HHS S10RR024574
6 · The paper itself

Abstract

The bZIP transcription factor C/EBP beta is important for mammary gland development and its expression is deregulated in human breast cancer. To determine whether C/EBP beta regulates mammary stem cells (MaSCs), we employed two different knockout strategies. Using both a germline and a conditional knockout strategy, we demonstrate that mammosphere formation was significantly decreased in C/EBP beta-deficient mammary epithelial cells (MECs). Functional limiting dilution transplantation assays indicated that the repopulating ability of C/EBP beta-deleted MECs was severely impaired. Serial transplantation experiments demonstrated that C/EBP beta deletion resulted in decreased outgrowth potential and premature MaSC senescence. In accord, fluorescence-activated cell sorting analysis demonstrated that C/EBP beta-null MECs contained fewer MaSCs, the loss of luminal progenitors and an increase in differentiated luminal cells as compared with wild-type. Gene profiling of C/EBP beta-null stem cells revealed an alteration in cell fate specification, exemplified by the expression of basal markers in the luminal compartment. Thus, C/EBP beta is a critical regulator of both MaSC repopulation activity and luminal cell lineage commitment. These findings have critical implications for understanding both stem cell biology and the etiology of different breast cancer subtypes.

Indexed as

AnimalsBiomarkersBreast NeoplasmsCCAAT-Enhancer-Binding Protein-betaCell CompartmentationCell DeathCell DifferentiationCell LineageCell ProliferationCellular SenescenceEpithelial CellsFemaleGene Expression ProfilingGene Expression Regulation, DevelopmentalMammary Glands, AnimalMiceBiomarkersCCAAT-Enhancer-Binding Protein-betaCebpb protein, mousealveolarC/EBP betadifferentiationlineage commitmentluminalmammary stem cellprogenitor cell

Identifiers

PMID20054865
PMCPMC3006225
OpenAlexW1600868157

What OpenQuestion holds

Textmetadata
LicenceTDM
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.