Evidence map›Paper›PMID 25481872›Full record

ArticleOncotarget2015

MED1 mediates androgen receptor splice variant induced gene expression in the absence of ligand.

Gang Liu, Cynthia Sprenger, Pin-Jou Wu, Shihua Sun, Takuma Uo, Kathleen Haugk, Kathryn Soriano Epilepsia, Stephen Plymate

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 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
3.9field-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

25 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

8 authors at 2 institutions in 1 country.

Gang LiuDepartment of Medicine, University of Washington, Seattle 98104, WA, USA.
Cynthia SprengerDepartment of Medicine, University of Washington, Seattle 98104, WA, USA. Veteran Affairs Puget Sound Health Care System, Seattle 98104, WA, USA.
Pin-Jou WuDepartment of Medicine, University of Washington, Seattle 98104, WA, USA.
Shihua SunDepartment of Medicine, University of Washington, Seattle 98104, WA, USA.
Takuma UoDepartment of Medicine, University of Washington, Seattle 98104, WA, USA.
Kathleen HaugkVeteran Affairs Puget Sound Health Care System, Seattle 98104, WA, USA.
Kathryn Soriano EpilepsiaDepartment of Medicine, University of Washington, Seattle 98104, WA, USA.
Stephen PlymateDepartment of Medicine, University of Washington, Seattle 98104, WA, USA. Veteran Affairs Puget Sound Health Care System, Seattle 98104, WA, USA.
University of Washington · USVA Puget Sound Health Care System · US

Funding

TRANSCRIPTOME AND PROTEOME STRATIFICATION OF PROSTATE ADENOCARCINOMA PHENOTYPESP50CA097186 · NCI · FRED HUTCHINSON CANCER RESEARCH CENTER · PI PETER S NELSON · 2002 to 2026
$58.1M
Steroid Metabolism in Castration-Resistant Prostate CancerP01CA163227 · NCI · BETH ISRAEL DEACONESS MEDICAL CENTER · PI PETER S NELSON · 2013 to 2026
$25.0M
Transmembrane Proteases and Prostate CarcinogenesisP01CA085859 · NCI · UNIVERSITY OF WASHINGTON · PI VESSELLA, ROBERT LOUIS · 2002 to 2013
$21.2M
NCI NIH HHS 2 P50 CA 097186-07NCI NIH HHS P01 CA085859NCI NIH HHS P01 CA163227NCI NIH HHS P01 CA85859NCI NIH HHS P50 CA097186
6 · The paper itself

Abstract

The appearance of constitutively active androgen receptor splice variants (AR-Vs) has been proposed as one of the causes of castration-resistant prostate cancer (CRPC). However, the underlying mechanism of AR-Vs in CRPC transcriptional regulation has not been defined. A distinct transcriptome enriched with cell cycle genes, e.g. UBE2C, has been associated with AR-Vs, which indicates the possibility of an altered transcriptional mechanism when compared to full-length wild-type AR (ARfl). Importantly, a recent study reported the critical role of p-MED1 in enhancing UBE2C expression through a locus looping pattern, which only occurs in CRPC but not in androgen-dependent prostate cancer (ADPC). To investigate the potential correlation between AR-V and MED1, in the present study we performed protein co-immunoprecipitation, chromatin immunoprecipitation, and cell proliferation assays and found that MED1 is necessary for ARv567es induced UBE2C up-regulation and subsequent prostate cancer cell growth. Furthermore, p-MED1 is bound to ARv567es independent of full-length AR; p-MED1 has higher recruitment to UBE2C promoter and enhancer regions in the presence of ARv567es. Our data indicate that p-MED1 serves as a key mediator in ARv567es induced gene expression and suggests a mechanism by which AR-Vs promote the development and progression of CRPC.

Indexed as

Blotting, WesternCell Line, TumorChromatin ImmunoprecipitationGene Expression Regulation, NeoplasticHumansImmunoprecipitationMaleMediator Complex Subunit 1Prostatic Neoplasms, Castration-ResistantProtein IsoformsReal-Time Polymerase Chain ReactionReceptors, AndrogenRNA, Small InterferingTransfectionUbiquitin-Conjugating EnzymesAR protein, humanMED1 protein, humanMediator Complex Subunit 1Protein IsoformsReceptors, AndrogenRNA, Small InterferingUBE2C protein, humanUbiquitin-Conjugating Enzymes

Identifiers

PMID25481872
PMCPMC4381595
OpenAlexW1960036794

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.