Evidence map›Paper›PMID 26866935›Full record

ArticleArthritis & rheumatology (Hoboken, N.J.)2016

Immediate Administration of Intraarticular Triamcinolone Acetonide After Joint Injury Modulates Molecular Outcomes Associated With Early Synovitis.

Jakob T Sieker, Ugur M Ayturk, Benedikt L Proffen, Manuela H Weissenberger, Ata M Kiapour, Martha M Murray

Open access · greenAbstract read
In one paragraph

Article in Arthritis & rheumatology (Hoboken, N.J.), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
6.0field-weighted citation impact, top 4% 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

31 citing papers in PubMed, 48 citations in OpenAlex.

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  9. Identification of Key Diagnostic Markers and Immune Infiltration in Osteoarthritis.Combinatorial chemistry & high throughput screening · 2023
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  20. Post-traumatic osteoarthritis following ACL injury.Arthritis research & therapy · 2020
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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

6 authors at 4 institutions in 2 countries.

Jakob T SiekerBoston Children's Hospital, Harvard Medical School, Boston, Massachusetts, and Orthopaedic Clinic König-Ludwig-Haus, Julius Maximilian University of Würzburg, Würzburg, Germany.
Ugur M AyturkBoston Children's Hospital, Harvard Medical School, Boston, Massachusetts.
Benedikt L ProffenBoston Children's Hospital, Harvard Medical School, Boston, Massachusetts.
Manuela H WeissenbergerOrthopaedic Clinic König-Ludwig-Haus, Julius Maximilian University of Würzburg, Würzburg, Germany, and Goethe University Hospital Frankfurt, Frankfurt, Germany.
Ata M KiapourBoston Children's Hospital, Harvard Medical School, Boston, Massachusetts.
Martha M MurrayBoston Children's Hospital, Harvard Medical School, Boston, Massachusetts.
Harvard University · USBoston Children's Hospital · USGoethe University Frankfurt · DEKlinik König-Ludwig Haus · DE

Funding

SYNAPTIC MECHANISMS IN HIPPOCAMPAL EPILEPTOGENESISP30HD018655 · NICHD · CHILDREN'S HOSPITAL BOSTON · PI POMEROY, SCOTT LOREN · 1985 to 2015
$26.2M
Biologically Enhanced Healing of Autograft ACL Reconstruction.R01AR056834 · NIAMS · RHODE ISLAND HOSPITAL · PI FLEMING, BRADEN C, MURRAY, MARTHA M · 2009 to 2017
$5.8M
The Effect of Age on Functional ACL HealingR01AR054099 · NIAMS · BOSTON CHILDREN'S HOSPITAL · PI MURRAY, MARTHA M · 2006 to 2013
$4.8M
NIAMS NIH HHS R01 AR054099NIAMS NIH HHS R01 AR056834NICHD NIH HHS P30 HD018655
6 · The paper itself

Abstract

objectiveTo test whether intraarticular corticosteroid injection mitigates injury-induced synovitis and collagen degradation after anterior cruciate ligament transection (ACLT) and to characterize the synovial response using a functional genomics approach in a preclinical model of posttraumatic osteoarthritis.

methodsYorkshire pigs underwent unilateral ACLT without subsequent corticosteroid injection (the ACLT group; n = 6) or ACLT with immediate injection of 20 mg triamcinolone acetonide (the steroid group; n = 6). A control group of pigs (the intact group; n = 6) did not undergo surgery. Total synovial membrane cellularity and synovial fluid concentration of C1,2C neoepitope-bearing collagen fragments 14 days after injury were primary end points and were compared between the ACLT, steroid, and intact groups. Cells were differentiated by histologic phenotype and counted, while RNA sequencing was used to quantify transcriptome-wide gene expression and monocyte, macrophage, and lymphocyte markers.

resultsIn the intact group, total cellularity was 13% (95% confidence interval [95% CI] 9-16) and the C1,2C concentration was 0.24 μg/ml (95% CI 0.08-0.39). In the ACLT group, significant increases were observed in total cellularity (to 21% [95% CI 16-27]) and C1,2C concentration (to 0.49 μg/ml [95% CI 0.39-0.59]). Compared to values in the ACLT group, total cellularity in the steroid group was nonsignificantly decreased to 17% (95% CI 15-18) (P = 0.26) and C1,2C concentration in the steroid group was significantly decreased to 0.29 μg/ml (95% CI 0.23-0.35) (P = 0.04). A total of 255 protein-coding transcripts were differentially expressed between the ACLT group and the intact group. These genes mainly enriched pathways related to cellular immune response, proteolysis, and angiogenesis. Mononuclear leukocytes were the dominant cell type in cell-dense areas. MARCO, SOCS3, CCR1, IL4R, and MMP2 expression was significantly associated with C1,2C levels.

conclusionEarly intraarticular immunosuppression mitigated injury-induced increases in collagen fragments, an outcome better predicted by specific marker expression than by histologic measures of synovitis.

Indexed as

AnimalsAnterior Cruciate LigamentCollagenGlucocorticoidsInjections, Intra-ArticularSwineSynovitisTime FactorsTreatment OutcomeTriamcinolone AcetonideCollagenGlucocorticoidsTriamcinolone Acetonide

Identifiers

PMID26866935
PMCPMC4982368
OpenAlexW2270268188

What OpenQuestion holds

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Registered trials

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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.