Evidence map›Paper›PMID 21841313›Full record

ArticleThe Journal of clinical investigation2011

miR-107 promotes tumor progression by targeting the let-7 microRNA in mice and humans.

Pai-Sheng Chen, Jen-Liang Su, Shih-Ting Cha, Woan-Yuh Tarn, Ming-Yang Wang, Hsing-Chih Hsu, Ming-Tsan Lin, Chia-Yu Chu, Kuo-Tai Hua, Chiung-Nien Chen and 7 more

Erratum issuedOpen access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 86 papers.

0numbers the graph read from it
0cells of the map it votes in
86citing papers in PubMed
6.0field-weighted citation impact, top 3% 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

86 citing papers in PubMed, 151 citations in OpenAlex.

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  13. The Relationship and Expression ofInternational journal of molecular sciences · 2022
    Article
  14. miRNA therapeutics in precision oncology: a natural premium to nurture.Exploration of targeted anti-tumor therapy · 2022
    Review
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26 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

17 authors at 6 institutions in 1 country.

Pai-Sheng ChenLaboratory of Molecular and Cellular Toxicology, Institute of Toxicology, College of Medicine, National Taiwan University Hospital, Taipei, Taiwan.
Jen-Liang Su
Shih-Ting Cha
Woan-Yuh Tarn
Ming-Yang Wang
Hsing-Chih Hsu
Ming-Tsan Lin
Chia-Yu Chu
Kuo-Tai Hua
Chiung-Nien Chen
Tsang-Chih Kuo
King-Jen Chang
Michael Hsiao
Yi-Wen Chang
Jin-Shing Chen
Pan-Chyr Yang
Min-Liang Kuo
National Taiwan University · TWAsia University · TWGenomics Research Center, Academia Sinica · TWInstitute of Biomedical Sciences, Academia Sinica · TWNational Taiwan University Hospital · TWNational Yang Ming Chiao Tung University · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

MicroRNAs (miRNAs) influence many biological processes, including cancer. They do so by posttranscriptionally repressing target mRNAs to which they have sequence complementarity. Although it has been postulated that miRNAs can regulate other miRNAs, this has never been shown experimentally to our knowledge. Here, we demonstrate that miR-107 negatively regulates the tumor suppressor miRNA let-7 via a direct interaction. miR-107 was found to be highly expressed in malignant tissue from patients with advanced breast cancer, and its expression was inversely correlated with let-7 expression in tumors and in cancer cell lines. Ectopic expression of miR-107 in human cancer cell lines led to destabilization of mature let-7, increased expression of let-7 targets, and increased malignant phenotypes. In contrast, depletion of endogenous miR-107 dramatically increased the stability of mature let-7 and led to downregulation of let-7 targets. Accordingly, miR-107 expression increased the tumorigenic and metastatic potential of a human breast cancer cell line in mice via inhibition of let-7 and upregulation of let-7 targets. By mutating individual sites within miR-107 and let-7, we found that miR-107 directly interacts with let-7 and that the internal loop of the let-7/miR-107 duplex is critical for repression of let-7 expression. Altogether, we have identified an oncogenic role for miR-107 and provide evidence of a transregulational interaction among miRNAs in human cancer development.

Indexed as

Gene Expression Regulation, NeoplasticAnimalsBase PairingBase SequenceBreast NeoplasmsCell Line, TumorDisease ProgressionFemaleHumansMiceMicroRNAsMiddle AgedNeoplasm TransplantationSurvival RateMicroRNAsMIRN107 microRNA, humanMIRN107 microRNA, mousemirnlet7 microRNA, humanmirnlet7 microRNA, mouse

Identifiers

PMID21841313
PMCPMC3163949
OpenAlexW2120965929

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.