Evidence map›Paper›PMID 20160719›Full record

ArticleBritish journal of cancer2010

Identification of DBC1 as a transcriptional repressor for BRCA1.

H Hiraike, O Wada-Hiraike, S Nakagawa, S Koyama, Y Miyamoto, K Sone, M Tanikawa, T Tsuruga, K Nagasaka, Y Matsumoto and 8 more

Open access · hybridAbstract read
In one paragraph

Article in British journal of cancer, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed
2.8field-weighted citation impact, top 9% 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

51 citing papers in PubMed, 75 citations in OpenAlex.

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  20. Loss of DBC1 (CCAR2) affects TNFα-induced lipolysis andJournal of molecular endocrinology · 2018
    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

18 authors at 3 institutions in 1 country.

H HiraikeDepartment of Obstetrics and Gynecology, Graduate School of Medicine, The University of Tokyo, Hongo 7-3-1, Bunkyo-ku, Tokyo, Japan. osamu.hiraike@gmail.com
O Wada-Hiraike
S Nakagawa
S Koyama
Y Miyamoto
K Sone
M Tanikawa
T Tsuruga
K Nagasaka
Y Matsumoto
K Oda
K Shoji
H Fukuhara
S Saji
K Nakagawa
S Kato
T Yano
Y Taketani
The University of Tokyo · JPJapan Science and Technology Agency · JPTokyo Metropolitan Komagome Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDBC1/KIAA1967 (deleted in breast cancer 1) is a putative tumour-suppressor gene cloned from a heterozygously deleted region in breast cancer specimens. Caspase-dependent processing of DBC1 promotes apoptosis, and depletion of endogenous DBC1 negatively regulates p53-dependent apoptosis through its specific inhibition of SIRT1. Hereditary breast and ovarian cancer susceptibility gene product BRCA1, by binding to the promoter region of SIRT1, is a positive regulator of SIRT1 expression.

methodsA physical interaction between DBC1 and BRCA1 was investigated both in vivo and in vitro. To determine the pathophysiological significance of DBC1, its role as a transcriptional factor was studied.

resultsWe found a physical interaction between the amino terminus of DBC1 and the carboxyl terminus of BRCA1, also known as the BRCT domain. Endogenous DBC1 and BRCA1 form a complex in the nucleus of intact cells, which is exported to the cytoplasm during ultraviolet-induced apoptosis. We also showed that the expression of DBC1 represses the transcriptional activation function of BRCT by a transient expression assay. The expression of DBC1 also inhibits the transactivation of the SIRT1 promoter mediated by full-length BRCA1.

conclusionThese results revealed that DBC1 may modulate the cellular functions of BRCA1 and have important implications in the understanding of carcinogenesis in breast tissue.

Indexed as

Gene Expression Regulation, NeoplasticTranscriptional ActivationAdaptor Proteins, Signal TransducingApoptosisBRCA1 ProteinCells, CulturedHeLa CellsHumansProtein BindingProtein Structure, TertiaryRepressor ProteinsSirtuin 1Tissue DistributionAdaptor Proteins, Signal TransducingBRCA1 ProteinBRCA1 protein, humanCCAR2 protein, humanRepressor ProteinsSIRT1 protein, humanSirtuin 1

Identifiers

PMID20160719
PMCPMC2844029
OpenAlexW1983035315

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.