Evidence map›Paper›PMID 19701247›Full record

ArticleOncogene2009

Downregulation of miR-193b contributes to enhance urokinase-type plasminogen activator (uPA) expression and tumor progression and invasion in human breast cancer.

X-F Li, P-J Yan, Z-M Shao

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 91 papers.

0numbers the graph read from it
0cells of the map it votes in
91citing papers in PubMed
5.9field-weighted citation impact, top 4% 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

91 citing papers in PubMed, 160 citations in OpenAlex.

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  12. Metalloproteinases in Ovarian Cancer.International journal of molecular sciences · 2021
    Review
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  18. Differential MicroRNA Signatures in the Pathogenesis of Barrett's Esophagus.Clinical and translational gastroenterology · 2020
    Article
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  20. Article

31 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

3 authors at 3 institutions in 2 countries.

X-F LiBreast Cancer Institute, Department of Breast Surgery, Cancer Hospital/Cancer Institute, Shanghai Medical College, Institutes of Biomedical Sciences, Fudan University, Shanghai, PR China.
P-J Yan
Z-M Shao
Breast Cancer Care · GBFudan University · CNFudan University Shanghai Cancer Center · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Emerging evidence suggests the potential involvement of altered regulation of miRNAs in the pathogenesis of cancers, and these miRNAs are thought to be functional as tumor suppressors or oncogenes. Using miRNA arrays, we identified an miRNA differentially expressed between the MDA-MB-231 cell line and its highly metastatic variant. A bioinformatics search revealed a potential target site for miR-193b within the 3'UTR of uPA. Ectopic expression of miR-193b repressed the expression of sensor constructs harboring the 3'UTR of uPA in breast cancer cell lines. Anti-miR-193b treatment led to an increase of uPA protein and increased cell invasion in MDA-MB-231 cells. In contrast, overexpression of miR-193b significantly reduced uPA protein amounts and inhibited cell invasion in MDA-MB-231 and MDA-MB-435 cells. In an immunodeficient mouse model, miR-193b significantly inhibited the growth and dissemination of xenograft tumors. Immunohistochemical staining and real-time PCR assays showed that miR-193b was a negative regulator of the uPA gene in primary breast tumors. Our research reveals that miR-193b is closely associated with clinical metastasis and identifies miR-193b potentially targets uPA transcripts. Perturbation of the miRNA-mRNA pairing may have important roles in the initiation and development of breast cancer.

Indexed as

3' Untranslated RegionsGene Expression Regulation, NeoplasticAnimalsBreast NeoplasmsCell Line, TumorFemaleHumansMiceMice, SCIDMicroRNAsNeoplasm InvasivenessNeoplasm ProteinsNeoplasm TransplantationNIH 3T3 CellsOligonucleotide Array Sequence AnalysisRNA, Neoplasm3' Untranslated RegionsMicroRNAsNeoplasm ProteinsRNA, NeoplasmUrokinase-Type Plasminogen Activator

Identifiers

PMID19701247
OpenAlexW1992538224

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.