Evidence map›Paper›PMID 25940704›Full record

ArticleOncotarget2015

The cAMP responsive element binding protein 1 transactivates epithelial membrane protein 2, a potential tumor suppressor in the urinary bladder urothelial carcinoma.

Chien-Feng Li, Wen-Jeng Wu, Wen-Ren Wu, Yu-Jing Liao, Lih-Ren Chen, Chun-Nung Huang, Ching-Chia Li, Wei-Ming Li, Hsuan-Ying Huang, Yi-Ling Chen and 3 more

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
7.7field-weighted citation impact, top 2% 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

24 citing papers in PubMed, 34 citations in OpenAlex.

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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

13 authors at 8 institutions in 1 country.

Chien-Feng LiDepartment of Pathology, Chi Mei Medical Center, Tainan, Taiwan.
Wen-Jeng WuGraduate Institute of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
Wen-Ren WuInstitute of Biomedical Sciences, National Sun Yat-sen University, Kaohsiung, Taiwan.
Yu-Jing LiaoDivision of Physiology, Livestock Research Institute, Tainan, Taiwan.
Lih-Ren ChenDepartment of Biotechnology, Southern Taiwan University of Science and Technology, Tainan, Taiwan.
Chun-Nung HuangDepartment of Urology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan.
Ching-Chia LiDepartment of Urology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan.
Wei-Ming LiGraduate Institute of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
Hsuan-Ying HuangDepartment of Pathology, Chang Gung Memorial Hospital, Kaohsiung Medical Center, Chang Gung University College of Medicine, Kaohsiung, Taiwan.
Yi-Ling ChenInstitute of Biomedical Sciences, National Sun Yat-sen University, Kaohsiung, Taiwan.
Shih-Shin LiangInstitute of Biomedical Sciences, National Sun Yat-sen University, Kaohsiung, Taiwan.
Nan-Haw ChowDepartment of Pathology, National Cheng Kung University Hospital, Tainan, Taiwan.
Yow-Ling ShiueInstitute of Biomedical Sciences, National Sun Yat-sen University, Kaohsiung, Taiwan.
National Sun Yat-sen University · TWKaohsiung Medical University Chung-Ho Memorial Hospital · TWSouthern Taiwan University of Science and Technology · TWKaohsiung Chang Gung Memorial Hospital · TWKaohsiung Medical University · TWKaohsiung Municipal Hsiao-Kang Hospital · TWNational Cheng Kung University · TWTaiwan Livestock Research Institute · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this study, we report that EMP2 plays a tumor suppressor role by inducing G2/M cell cycle arrest, suppressing cell viability, proliferation, colony formation/anchorage-independent cell growth via regulation of G2/M checkpoints in distinct urinary bladder urothelial carcinoma (UBUC)-derived cell lines. Genistein treatment or exogenous expression of the cAMP responsive element binding protein 1 (CREB1) gene in different UBUC-derived cell lines induced EMP2 transcription and subsequent translation. Mutagenesis on either or both cAMP-responsive element(s) dramatically decreased the EMP2 promoter activity with, without genistein treatment or exogenous CREB1 expression, respectively. Significantly correlation between the EMP2 immunointensity and primary tumor, nodal status, histological grade, vascular invasion and mitotic activity was identified. Multivariate analysis further demonstrated that low EMP2 immunoexpression is an independent prognostic factor for poor disease-specific survival. Genistein treatments, knockdown of EMP2 gene and double knockdown of CREB1 and EMP2 genes significantly inhibited tumor growth and notably downregulated CREB1 and EMP2 protein levels in the mice xenograft models. Therefore, genistein induced CREB1 transcription, translation and upregulated pCREB1(S133) protein level. Afterward, pCREB1(S133) transactivated the tumor suppressor gene, EMP2, in vitro and in vivo. Our study identified a novel transcriptional target, which plays a tumor suppressor role, of CREB1.

Indexed as

AnimalsCell Line, TumorCell MovementCell ProliferationCell SurvivalCyclic AMP Response Element-Binding ProteinFemaleG2 Phase Cell Cycle CheckpointsGene Expression Regulation, NeoplasticGenes, Tumor SuppressorGenisteinHumansMaleMembrane GlycoproteinsMiceMice, Inbred NODCREB1 protein, humanCyclic AMP Response Element-Binding ProteinEMP2 protein, humanGenisteinMembrane GlycoproteinsProtein Kinase InhibitorsRNA, Small InterferingCREB1EMP2tumor suppressorurinary bladder urothelial carcinoma

Identifiers

PMID25940704
PMCPMC4496213
OpenAlexW1576694068

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.