Evidence map›Paper›PMID 16878154›Full record

ArticleOncogene2007

RPS6KA2, a putative tumour suppressor gene at 6q27 in sporadic epithelial ovarian cancer.

P A Bignone, K Y Lee, Y Liu, G Emilion, J Finch, A E R Soosay, F M L Charnock, S Beck, I Dunham, A J Mungall and 1 more

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In one paragraph

Article in Oncogene, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed, 1 pooled it
1.5field-weighted citation impact, top 20% 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

63 citing papers in PubMed, 1 synthesis or guideline pooled it, 108 citations in OpenAlex.

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3 more citing papers are in PubMed but not listed here.

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

11 authors at 3 institutions in 2 countries.

P A BignoneCancer Research UK, Molecular Oncology Laboratories, Ovarian Cancer Group, Weatherall Institute of Molecular Medicine, John Radcliffe Hospital, Headington, Oxford, UK.
K Y Lee
Y Liu
G Emilion
J Finch
A E R Soosay
F M L Charnock
S Beck
I Dunham
A J Mungall
T S Ganesan
Cancer Research UK · GBJohn Radcliffe Hospital · GBWellcome Trust · GB

Funding

Wellcome Trust
6 · The paper itself

Abstract

We had previously defined by allele loss studies a minimal region at 6q27 (between D6S264 and D6S297) to contain a putative tumour suppressor gene. The p90 ribosomal S6 kinase-3 gene (p90 Rsk-3, RPS6KA2) maps in this interval. It is a serine-threonine kinase that signals downstream of the mitogen-activated protein kinase pathway. It is expressed in normal ovarian epithelium, whereas reduced or absent in tumours or cell lines. We show that RPS6KA2 is monoallelically expressed in the ovary suggesting that loss of a single expressed allele is sufficient to cause complete loss of expression in cancer cells. Further, we have identified two new isoforms of RPS6KA2 with an alternative start codon. Homozygous deletions were identified within the RPS6KA2 gene in two cell lines. Re-expression of RPS6KA2 in ovarian cancer cell lines suppressed colony formation. In UCI101 cells, the expression of RPS6KA2 reduced proliferation, caused G1 arrest, increased apoptosis, reduced levels of phosphorylated extracellular signal-regulated kinase and altered other cell cycle proteins. In contrast, small interfering RNA against RPS6KA2 showed the opposite effect in 41M cells. The above results suggest that RPS6KA2 is a putative tumour suppressor gene to explain allele loss at 6q27.

Indexed as

Adenocarcinoma, Clear CellAdenocarcinoma, MucinousAmino Acid SequenceApoptosisCarcinoma, EndometrioidCell CycleCell ProliferationChromosome DeletionChromosome MappingChromosomes, Human, Pair 6Cystadenocarcinoma, SerousDNA MethylationDNA, NeoplasmFemaleGene Expression Regulation, NeoplasticGenes, Tumor SuppressorDNA, NeoplasmMitogen-Activated Protein KinasesRibosomal Protein S6 Kinases, 90-kDa

Identifiers

PMID16878154
OpenAlexW2042830971

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.