Evidence map›Paper›PMID 28230313›Full record

ArticleJournal of cellular and molecular medicine2017

Crosstalk between Smad2/3 and specific isoforms of ERK in TGF-β1-induced TIMP-3 expression in rat chondrocytes.

Yanhui Zhu, Jianhua Gu, Tong Zhu, Chen Jin, Xiaopeng Hu, Xiang Wang

Open access · goldAbstract read
In one paragraph

Article in Journal of cellular and molecular medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

16 citing papers in PubMed, 29 citations in OpenAlex.

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  16. [Effect of superparamagnetic iron oxide on differentiation of rat bone marrow stem cells into chondrocytes in vitro].Nan fang yi ke da xue xue bao = Journal of Southern Medical University · 2017
    Article
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

6 authors at 2 institutions in 1 country.

Yanhui ZhuShanghai Key Laboratory of Orthopaedic Implants, Department of Orthopaedic Surgery, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai, China.
Jianhua GuShanghai Key Laboratory of Orthopaedic Implants, Department of Orthopaedic Surgery, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai, China.
Tong ZhuShanghai Key Laboratory of Orthopaedic Implants, Department of Orthopaedic Surgery, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai, China.
Chen JinShanghai Key Laboratory of Orthopaedic Implants, Department of Orthopaedic Surgery, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai, China.
Xiaopeng HuShanghai Key Laboratory of Orthopaedic Implants, Department of Orthopaedic Surgery, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai, China.
Xiang WangShanghai Key Laboratory of Orthopaedic Implants, Department of Orthopaedic Surgery, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai, China.
Shanghai Jiao Tong University · CNShanghai Ninth People's Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This study investigated the roles of ERK1 and ERK2 in transforming growth factor-β1 (TGF-β1)-induced tissue inhibitor of metalloproteinases-3 (TIMP-3) expression in rat chondrocytes, and the specific roles of ERK1 and ERK2 in crosstalk with Smad2/3 were investigated to demonstrate the molecular mechanism of ERK1/2 regulation of TGF-β1 signalling. To examine the interaction of specific isoforms of ERK and the Smad2/3 signalling pathway, chondrocytes were infected with LV expressing either ERK1 or ERK2 siRNA and stimulated with or without TGF-β1. At indicated time-points, TIMP-3 expression was determined by real-time PCR and Western blotting; p-Smad3, nuclear p-Smad3, Smad2/3, p-ERK1/2 and ERK1/2 levels were assessed. And then, aggrecan, type II collagen and the intensity of matrix were examined. TGF-β1-induced TIMP-3 expression was significantly inhibited by ERK1 knock-down, and the decrease in TIMP-3 expression was accompanied by a reduction of p-Smad3 in ERK1 knock-down cells. Knock-down of ERK2 had no effect on neither TGF-β1-induced TIMP-3 expression nor the quantity of p-Smad3. Moreover, aggrecan, type II collagen expression and the intensity of matrix were significantly suppressed by ERK1 knock-down instead of ERK2 knock-down. Taken together, ERK1 and ERK2 have different roles in TGF-β1-induced TIMP-3 expression in rat chondrocytes. ERK1 instead of ERK2 can regulate TGF-β/Smad signalling, which may be the mechanism through which ERK1 regulates TGF-β1-induced TIMP-3 expression.

Indexed as

AnimalsCell NucleusChondrocytesExtracellular Signal-Regulated MAP KinasesGene Knockdown TechniquesIsoenzymesLentivirusPhosphorylationRatsRNA, Small InterferingSmad2 ProteinSmad3 ProteinTissue Inhibitor of Metalloproteinase-3Transforming Growth Factor beta1Extracellular Signal-Regulated MAP KinasesIsoenzymesRNA, Small InterferingSmad2 ProteinSmad3 ProteinTissue Inhibitor of Metalloproteinase-3Transforming Growth Factor beta1CrosstalkERK isoformsOsteoarthritisSmad2/3TGF-β1TIMP3

Identifiers

PMID28230313
PMCPMC5571561
OpenAlexW2591346278

What OpenQuestion holds

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LicenceCC BY
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.