Evidence map›Paper›PMID 30704288›Full record

ArticleCartilage2021

A Novel Cartilage Fragments Stimulation Model Revealed that Macrophage Inflammatory Response Causes an Upregulation of Catabolic Factors of Chondrocytes

Masanari Hamasaki, Mohamad Alaa Terkawi, Tomohiro Onodera, Kentaro Homan, Norimasa Iwasaki

Open access · bronzeAbstract read
In one paragraph

Article in Cartilage, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

19 citing papers in PubMed, 27 citations in OpenAlex.

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  16. Biologic principles of minced cartilage implantation: a narrative review.Archives of orthopaedic and trauma surgery · 2023
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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 1 institution in 1 country.

Masanari HamasakiDepartment of Orthopedic Surgery, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, Sapporo, Japan.
Mohamad Alaa TerkawiDepartment of Orthopedic Surgery, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, Sapporo, Japan.
Tomohiro OnoderaDepartment of Orthopedic Surgery, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, Sapporo, Japan.ORCID 0000-0002-4308-174X
Kentaro HomanDepartment of Orthopedic Surgery, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, Sapporo, Japan.ORCID 0000-0002-0288-7691
Norimasa IwasakiDepartment of Orthopedic Surgery, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, Sapporo, Japan.
Hokkaido University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveOsteoarthritis is a progressive joint disease characterized by cartilage degradation and synovial inflammation. Presence of cartilage fragments in the joint due to degradation of cartilage is thought to be associated with local inflammatory response and progressive osteoarthritic process. Understanding the mechanism by which cartilage fragments elicit this destructive process should aid in designing novel therapeutic approaches. Therefore, objective of current study is to establish an in vitro model to examine the cross-talk between chondrocytes and cartilage fragments-stimulated macrophages.

designCartilage fragments were prepared from femoral head cartilages of mice and analyzed using a scanning electron microscope and particle size analyzer. Bone marrow-derived macrophages were co-cultured with cartilage fragments and chondrocytes using transwell co-culture system. Macrophage inflammatory mediators in supernatant of cultures were determined by ELISA and gene expression of macrophages and chondrocyte were quantified by qRT-PCR.

resultsShapes of cartilage fragments were irregular with sizes ranged between 0.54 and 55 μm. Macrophages cultured with cartilage fragments released significantly higher concentrations of TNF-α, IL-6, and NO than those of mock and control. Consistently, gene expressions of

conclusionWe developed an

Indexed as

ChondrocytesTumor Necrosis Factor-alphaCartilageCells, CulturedInterleukin-6MacrophagesUp-RegulationInterleukin-6Tumor Necrosis Factor-alphacartilage fragmentsinflammationmacrophageosteoarthritis

Identifiers

PMID30704288
PMCPMC8236651
OpenAlexW2913948578

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.