Evidence map›Paper›PMID 21666725›Full record

ArticleOncogene2012

Yin Yang 1 positively regulates BRCA1 and inhibits mammary cancer formation.

M-H Lee, T Lahusen, R-H Wang, C Xiao, X Xu, Y-S Hwang, W-W He, Y Shi, C-X Deng

Abstract read
In one paragraph

Article in Oncogene, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing 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

46 citing papers in PubMed.

  1. The YYR (YY1- RKIP) Regulatory Axis in the pathogenesis of Cancer and Immune Evasion.Journal of experimental & clinical cancer research : CR · 2025
    Review
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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.

M-H LeeGenetics of Development and Disease Branch, 10/9N105, National Institute of Diabetes, Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
T Lahusen
R-H Wang
C Xiao
X Xu
Y-S Hwang
W-W He
Y Shi
C-X Deng

Funding

Chemoprevention and therapeutic treatment of BRCA1 associated mammary tumorsZIADK056009 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DENG, CHUXIA · 2009 to 2014
$4.0M
Roles of BRCA1 transcription target genes in tumorigenesis and agingZIADK056011 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DENG, CHUXIA · 2009 to 2014
$3.9M
BRCA1, DNA damage response and agingZIADK056010 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DENG, CHUXIA · 2009 to 2014
$3.9M
Brca1 in development and tumorigenesisZIADK056001 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DENG, CHUXIA · 2009 to 2012
$2.2M
Functions of fibroblast growth factor receptorsZIADK056004 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DENG, CHUXIA · 2009 to 2011
$1.5M
Fibroblast Growth Factor ReceptorZ01DK056001 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DENG, CHUXIA · 1999 to 2008
$1.0M
Characterization of mice carrying mutations of BRCA1 interacting proteinsZ01DK056007 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DENG, CHUXIA · 2007 to 2008
$505k
Intramural NIH HHS Z01 DK056001Intramural NIH HHS Z01 DK056007
6 · The paper itself

Abstract

Expression of the breast cancer-associated gene 1 (BRCA1) in sporadic breast cancers is usually reduced, yet the underlying mechanisms remains elusive. To identify factors that are responsible for reduced BRCA1 expression, we screened 92 known transcription factors for their ability to regulate expression of BRCA1. Among several potential regulators, the Gli-Krueppel-related transcription factor Yin Yang 1 (YY1) showed the most dramatic transactivation of the BRCA1 promoter. YY1 binds to the promoter of BRCA1, and its overexpression resulted in increased expression of BRCA1 and a number of BRCA1 downstream genes. We further showed that overexpression of YY1 in cancer cells inhibited cell proliferation, foci formation and tumor growth in nude mice. To assess the clinical relevance between YY1 and BRCA1, we studied expression of YY1 and BRCA1 from human breast cancer samples and tissue arrays, and detected a significant positive correlation between the level of YY1 and BRCA1 expression in these cancers. Taken together, these findings suggest that YY1 is a key regulator of BRCA1 expression and may be causally linked to the molecular etiology of human breast cancer.

Indexed as

Genes, BRCA1AnimalsBRCA1 ProteinBreastBreast NeoplasmsCell CycleCell Line, TumorCell Transformation, NeoplasticFemaleHumansMicePromoter Regions, GeneticTumor Suppressor ProteinsYY1 Transcription FactorBRCA1 ProteinBRCA1 protein, humanTumor Suppressor ProteinsYY1 protein, humanYY1 Transcription Factor

Identifiers

PMID21666725
PMCPMC9421919

What OpenQuestion holds

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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.