Evidence map›Paper›PMID 22207897›Full record

ArticleGenes & cancer2011

Anti-miR-203 Upregulates SOCS3 Expression in Breast Cancer Cells and Enhances Cisplatin Chemosensitivity.

Peng Ru, Robert Steele, Eddy C Hsueh, Ratna B Ray

Open access · bronzeAbstract read
In one paragraph

Article in Genes & cancer, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed, 1 pooled it
3.7field-weighted citation impact, top 7% 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

75 citing papers in PubMed, 1 synthesis or guideline pooled it, 119 citations in OpenAlex.

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15 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

4 authors at 1 institution in 1 country.

Peng RuDepartment of Pathology, Saint Louis University, St. Louis, MO, USA.
Robert Steele
Eddy C Hsueh
Ratna B Ray
Saint Louis University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Breast cancer is one of the most common cancers among women in the United States. Although there are effective drugs, such as cisplatin, for treating advanced cancers, many patients eventually develop resistance. MicroRNAs (miRNAs) have emerged to play important roles in tumorigenesis and drug resistance. In this study, the authors observed a significant upregulation of miR-203 expression in human breast cancer tissues as compared to patient-matched nontumor breast tissues. Knockdown of miR-203 following cisplatin treatment enhances p53, p21, and Bax protein expression. Furthermore, knockdown of miR-203 sensitized human breast cancer MCF-7 cells to cisplatin-mediated apoptotic cell death, as evident from caspase-9 and caspase-7 activation, and poly(ADP-ribose) polymerase (PARP) cleavage. Moreover, the authors have demonstrated that suppressor of cytokine signaling 3 (SOCS3) is a novel target of miR-203, and cisplatin treatment in miR-203 knockdown MCF-7 cells enhanced SOCS3 expression. Exogenous expression of SOCS3 in MCF-7 cells increased sensitization to cisplatin-mediated apoptosis. Together, the results suggested a novel role of miR-203 in conferring cisplatin resistance through suppression of SOCS3, implicating an additional therapeutic strategy may be helpful to overcome cisplatin resistance for breast cancer patients.

Indexed as

breast cancermicroRNA 203SOCS3

Identifiers

PMID22207897
PMCPMC3218409
OpenAlexW2009366335

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.