Evidence map›Paper›PMID 30644158›Full record

ArticleJournal of cellular and molecular medicine2019

Follistatin-like protein 1 (FSTL1) promotes chondrocyte expression of matrix metalloproteinase and inflammatory factors via the NF-κB pathway.

Peng-Fei Hu, Chi-Yuan Ma, Fang-Fang Sun, Wei-Ping Chen, Li-Dong Wu

Open access · goldAbstract read
In one paragraph

Article in Journal of cellular and molecular medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
0.9field-weighted citation impact, top 32% 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

17 citing papers in PubMed, 1 synthesis or guideline pooled it, 25 citations in OpenAlex.

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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

5 authors at 3 institutions in 1 country.

Peng-Fei HuDepartment of Orthopedic Surgery, School of Medicine, Second Affiliated Hospital, Zhejiang University, Hangzhou, Zhejiang, P.R. China.
Chi-Yuan MaDepartment of Orthopedic Surgery, School of Medicine, Second Affiliated Hospital, Zhejiang University, Hangzhou, Zhejiang, P.R. China.
Fang-Fang SunKey Laboratory of Cancer Prevention and Intervention, School of Medicine, China National Ministry of Education, The Second Affiliated Hospital, Cancer Institute, Zhejiang University, Hangzhou, Zhejiang, P.R. China.
Wei-Ping ChenDepartment of Orthopedic Surgery, School of Medicine, Second Affiliated Hospital, Zhejiang University, Hangzhou, Zhejiang, P.R. China.
Li-Dong WuDepartment of Orthopedic Surgery, School of Medicine, Second Affiliated Hospital, Zhejiang University, Hangzhou, Zhejiang, P.R. China.
Second Affiliated Hospital of Zhejiang University · CNZhejiang Cancer Hospital · CNZhejiang University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe expression of follistatin-like protein 1 (FSTL1) is closely associated with diseases of the musculoskeletal system. However, despite being a well characterized inflammatory mediator, the effects of FSTL1 on chondrocytes are not completely understood. In this study, we investigated the effects of FSTL1 on the expression of inflammatory and catabolic factors in rat chondrocytes.

methodsRat chondrocytes were treated directly with various concentrations of FSTL1 in vitro. The levels of matrix metalloproteinases (MMPs), inducible nitric oxide synthase (iNOS), cyclooxygenase (COX)-2, interleukin (IL)-1β, tumour necrosis factor (TNF)-α and IL-6 were measured by polymerase chain reaction, ELISA and Western blotting. In addition, activation of the nuclear factor kappa B (NF-κB) pathway was explored to identify potential regulatory mechanisms.

resultsFollistatin-like protein 1 directly increased the expression of MMP-1, MMP-13, iNOS, COX-2, IL-1β, TNF-α and IL-6 at both gene and protein level in a dose-dependent manner. Activation of NF- κB and phosphorylation of p65 were also promoted by FSTL1 stimulation.

conclusionsFollistatin-like protein 1 exerts pro-inflammatory and catabolic effects on cultured chondrocytes via activation of the NF-κB signalling pathway. FSTL1 may therefore be a target in the treatment of OA.

Indexed as

AnimalsCells, CulturedCell SurvivalChondrocytesCyclooxygenase 2Follistatin-Related ProteinsGene ExpressionInflammation MediatorsInterleukin-1betaInterleukin-6Matrix MetalloproteinasesNF-kappa BNitric Oxide Synthase Type IIRatsSignal TransductionTumor Necrosis Factor-alphaCyclooxygenase 2Follistatin-Related ProteinsInflammation MediatorsInterleukin-1betaInterleukin-6Matrix MetalloproteinasesNF-kappa BNitric Oxide Synthase Type IITumor Necrosis Factor-alphachondrocytefollistatin-like protein 1interleukin-1βmatrix metalloproteinasenuclear factor kappa Bosteoarthritis

Identifiers

PMID30644158
PMCPMC6378216
OpenAlexW2909084697

What OpenQuestion holds

Textmetadata
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.