Evidence map›Paper›PMID 12228154›Full record

ArticleAnnals of the rheumatic diseases2002

Interleukin 17 synergises with tumour necrosis factor alpha to induce cartilage destruction in vitro.

R L Van Bezooijen, L Van Der Wee-Pals, S E Papapoulos, C W G M Löwik

Open access · bronzeAbstract read
In one paragraph

Article in Annals of the rheumatic diseases, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
3.8field-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

33 citing papers in PubMed, 105 citations in OpenAlex.

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  5. [The role of helper T cell in the pathogenesis of osteoarthritis].Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery · 2020
    Review
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  14. Serum levels of IL-17, IL-4, and INFγ in Serbian patients with early rheumatoid arthritis.Journal of research in medical sciences : the official journal of Isfahan University of Medical Sciences · 2014
    Article
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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

4 authors at 2 institutions in 1 country.

R L Van BezooijenDepartment of Endocrinology and Metabolic Diseases, Leiden University Medical Centre, PO Box 9600, 2300 RC, Leiden, The Netherlands. R.L.van_Bezooyen@lumc.nl
L Van Der Wee-Pals
S E Papapoulos
C W G M Löwik
Leiden University Medical Center · NLLeiden University · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundInterleukin 17 (IL17) is produced by activated T cells and has been implicated in the development of bone lesions and cartilage degradation in rheumatoid arthritis (RA).

objectiveTo determine whether IL17, alone or together with tumour necrosis factor alpha (TNFalpha), induces cartilage destruction in vitro.

methodsFetal mouse metatarsals stripped of endogenous osteoclast precursors were used to study the effect of IL17 on cartilage degradation independently of osteoclastic resorption. Cartilage destruction was analysed histologically by Alcian blue staining.

resultsIL17 alone, up to 100 ng/ml, had no effect on the cartilage of fetal mouse metatarsals. IL17 (>/=0.1 ng/ml), however, induced severe cartilage degradation when given together with TNFalpha (>/=1 ng/ml). The cytokine combination decreased Alcian blue staining, a marker of proteoglycans, throughout the metatarsals and induced loss of the proliferating and early hypertrophic chondrocyte zones. TNFalpha alone also decreased Alcian blue staining, but not as dramatically as the cytokine combination. In addition, it did not induce loss of chondrocyte zones. Treatment with inhibitors of matrix metalloproteinase (MMP) activity and nitric oxide synthesis showed that MMP activity played a part in cartilage degradation, whereas nitric oxide production did not.

conclusionsIL17, together with TNFalpha, induced cartilage degradation in fetal mouse metatarsals in vitro. IL17 may, therefore, participate in the development of cartilage destruction associated with RA by enhancing the effects of TNFalpha and may provide a potential therapeutic target.

Indexed as

AnimalsArthritis, RheumatoidCartilage, ArticularChondrocytesDrug SynergismFemaleInterleukin-17Matrix MetalloproteinasesMetatarsal BonesMiceNitric OxideOrgan Culture TechniquesOsteoclastsProteoglycansTumor Necrosis Factor-alphaInterleukin-17Matrix MetalloproteinasesNitric OxideProteoglycansTumor Necrosis Factor-alpha

Identifiers

PMID12228154
PMCPMC1753923
OpenAlexW2104079854

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.