Evidence map›Paper›PMID 24515910›Full record

ArticleJournal of cancer research and clinical oncology2014

GPER functions as a tumor suppressor in MCF-7 and SK-BR-3 breast cancer cells.

Christine Weißenborn, Tanja Ignatov, Angela Poehlmann, Anja K Wege, Serban D Costa, Ana Claudia Zenclussen, Atanas Ignatov

Open access · greenAbstract read
In one paragraph

Article in Journal of cancer research and clinical oncology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed, 1 pooled it
3.3field-weighted citation impact, top 8% 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

37 citing papers in PubMed, 1 synthesis or guideline pooled it, 61 citations in OpenAlex.

  1. Pooled it
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  20. Lysine-specific histone demethylase 1A (LSD1) in cervical cancer.Journal of cancer research and clinical oncology · 2020
    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

7 authors at 2 institutions in 1 country.

Christine WeißenbornDepartment of Obstetrics and Gynecology, University Clinic Magdeburg, Gerhart-Hauptmann Str. 35, 39108, Magdeburg, Germany.
Tanja Ignatov
Angela Poehlmann
Anja K Wege
Serban D Costa
Ana Claudia Zenclussen
Atanas Ignatov
University Hospital Magdeburg · DEUniversity of Regensburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe orphan, membrane-bound estrogen receptor (GPER) is expressed at high levels in a large fraction of breast cancer patients, and its expression is favorable for patients' survival. We investigated the role of GPER as a potential tumor suppressor in MCF-7 and SK-BR-3 breast cancer cells.

methodsThe effect of GPER agonist G-1 in cell culture was used to determine whether GPER inhibit cell growth. The methylation status of GPER promoter was investigated by methylation-specific PCR.

resultsGPER-specific agonist G-1 inhibited breast cancer cell proliferation in concentration-dependent manner via induction of the cell cycle arrest in M-phase, enhanced phosphorylation of histone 3 and cell apoptosis. Analysis of the methylation status of the GPER promoter in MCF-7 and SK-BR-3 cells revealed that GPER expression is regulated by epigenetic mechanisms and GPER expression is inactivated by promoter methylation. Overall, our results are consistent with our recent findings in triple-negative breast cancer cells, and the cell surface expression of GPER makes it an excellent potential therapeutic target for non-triple-negative breast cancer.

Indexed as

ApoptosisBlotting, WesternBreast NeoplasmsCell Cycle CheckpointsCell ProliferationCyclopentanesDNA MethylationFemaleHumansImmunoenzyme TechniquesPromoter Regions, GeneticQuinolinesReal-Time Polymerase Chain ReactionReceptors, EstrogenReceptors, G-Protein-CoupledReverse Transcriptase Polymerase Chain Reaction1-(4-(6-bromobenzo(1,3)dioxol-5-yl)-3a,4,5,9b-tetrahydro-3H-cyclopenta(c)quinolin-8-yl)ethanoneCyclopentanesGPER1 protein, humanQuinolinesReceptors, EstrogenReceptors, G-Protein-CoupledRNA, Messenger

Identifiers

PMID24515910
PMCPMC11824031
OpenAlexW2117274605

What OpenQuestion holds

Textmetadata
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.