Evidence map›Paper›PMID 20081105›Full record

ArticleMolecular endocrinology (Baltimore, Md.)2010

A link between mir-100 and FRAP1/mTOR in clear cell ovarian cancer.

Ankur K Nagaraja, Chad J Creighton, Zhifeng Yu, Huifeng Zhu, Preethi H Gunaratne, Jeffrey G Reid, Emuejevoke Olokpa, Hiroaki Itamochi, Naoto T Ueno, Shannon M Hawkins and 2 more

Open access · bronzeAbstract readComparative StudyMulticenter Study
In one paragraph

Article in Molecular endocrinology (Baltimore, Md.), 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 117 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
117citing papers in PubMed, 1 pooled it
11.2field-weighted citation impact, top 1% 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

117 citing papers in PubMed, 1 synthesis or guideline pooled it, 232 citations in OpenAlex.

  1. Pooled it
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  14. Insulin Resistance and Cancer: In Search for a Causal Link.International journal of molecular sciences · 2021
    Review
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  20. Cross-talk between ribosome biogenesis, translation, and mTOR in CD133+ 4/CD44+ prostate cancer stem cells.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2020
    Article

57 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

12 authors at 5 institutions in 2 countries.

Ankur K NagarajaDepartment of Pathology, Baylor College of Medicine, Houston, Texas 77030, USA.
Chad J Creighton
Zhifeng Yu
Huifeng Zhu
Preethi H Gunaratne
Jeffrey G Reid
Emuejevoke Olokpa
Hiroaki Itamochi
Naoto T Ueno
Shannon M Hawkins
Matthew L Anderson
Martin M Matzuk
Dan L Duncan Comprehensive Cancer CenterUniversity of Houston · USBaylor College of Medicine · USBreast Cancer Research Foundation · USTottori University · JP

Funding

The Human Genome Sequencing CenterU54HG003273 · NHGRI · BAYLOR COLLEGE OF MEDICINE · PI GIBBS, RICHARD A · 2004 to 2015
$341.3M
Tumor BiologyP30CA125123 · NCI · BAYLOR COLLEGE OF MEDICINE · PI DAVID R ROWLEY · 2007 to 2026
$73.9M
PROGRAM IN HUMAN MOLECULAR GENETICST32GM008307 · NIGMS · BAYLOR COLLEGE OF MEDICINE · PI SHAULSKY, GAD · 1990 to 2020
$6.6M
MOUSE MODELS TO STUDY GONADAL TUMOR DEVELOPMENTR01CA060651 · NCI · BAYLOR COLLEGE OF MEDICINE · PI MATZUK, MARTIN M. · 1993 to 2010
$3.2M
BAYLOR BIRCWH PROGRAMK12HD001426 · NICHD · BAYLOR COLLEGE OF MEDICINE · PI SIMPSON, JOE LEIGH · 2000 to 2004
$2.5M
NCI NIH HHS P30 CA125123NCI NIH HHS P30CA125123NCI NIH HHS R01 CA060651NCI NIH HHS R01CA60651NHGRI NIH HHS U54 HG003273NICHD NIH HHS K12 HD001426NICHD NIH HHS K12HD01426-02NIGMS NIH HHS T32 GM008307NIGMS NIH HHS T32GM008307
6 · The paper itself

Abstract

MicroRNAs (miRNAs) are small noncoding RNAs that direct gene regulation through translational repression and degradation of complementary mRNA. Although miRNAs have been implicated as oncogenes and tumor suppressors in a variety of human cancers, functional roles for individual miRNAs have not been described in clear cell ovarian carcinoma, an aggressive and chemoresistant subtype of ovarian cancer. We performed deep sequencing to comprehensively profile miRNA expression in 10 human clear cell ovarian cancer cell lines compared with normal ovarian surface epithelial cultures and discovered 54 miRNAs that were aberrantly expressed. Because of the critical roles of the phosphatidylinositol 3-kinase/v-akt murine thymoma viral oncogene homolog 1/mammalian target of rapamycin (mTOR) pathway in clear cell ovarian cancer, we focused on mir-100, a putative tumor suppressor that was the most down-regulated miRNA in our cancer cell lines, and its up-regulated target, FRAP1/mTOR. Overexpression of mir-100 inhibited mTOR signaling and enhanced sensitivity to the rapamycin analog RAD001 (everolimus), confirming the key relationship between mir-100 and the mTOR pathway. Furthermore, overexpression of the putative tumor suppressor mir-22 repressed the EVI1 oncogene, which is known to suppress apoptosis by stimulating phosphatidylinositol 3-kinase/v-akt murine thymoma viral oncogene homolog 1 signaling. In addition to these specific effects, reversing the expression of mir-22 and the putative oncogene mir-182 had widespread effects on target and nontarget gene populations that ultimately caused a global shift in the cancer gene signature toward a more normal state. Our experiments have revealed strong candidate miRNAs and their target genes that may contribute to the pathogenesis of clear cell ovarian cancer, thereby highlighting alternative therapeutic strategies for the treatment of this deadly cancer.

Indexed as

Adenocarcinoma, Clear CellCell Line, TumorCells, CulturedCell SurvivalComputational BiologyDose-Response Relationship, DrugEpithelial CellsEverolimusFemaleGene Expression ProfilingGene Knockdown TechniquesHumansIntracellular Signaling Peptides and ProteinsMicroRNAsOligonucleotide Array Sequence AnalysisOvarian NeoplasmsEverolimusIntracellular Signaling Peptides and ProteinsMicroRNAsMIRN100 microRNA, humanMirn182 microRNA, humanMIRN22 microRNA, humanMTOR protein, humanProtein Serine-Threonine KinasesRNA, MessengerSirolimusTOR Serine-Threonine Kinases

Identifiers

PMID20081105
PMCPMC2817607
OpenAlexW2005479935

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.