Evidence map›Paper›PMID 41872012›Full record

ArticleRheumatology (Oxford, England)2026

Soluble SIGLEC1 as a biomarker of disease activity in idiopathic inflammatory myopathies.

Nathan Barreth, Valérie Leclair, Marie Hudson, Sasha Bernatsky, Eugene Krustev, Cristina Moran Toro, Yvan St Pierre, Ashley Clarke, Paul J A Sciore, Mark Tarnopolsky and 3 more

Abstract readMulticenter Study
In one paragraph

Article in Rheumatology (Oxford, England), 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
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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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

13 authors.

Nathan BarrethDivision of Rheumatology, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada.ORCID 0009-0006-8035-6585
Valérie LeclairDepartment of Medicine, Division of Rheumatology, McGill University, Montreal, Quebec, Canada.ORCID 0000-0001-8643-6697
Marie HudsonDepartment of Medicine, Division of Rheumatology, McGill University, Montreal, Quebec, Canada.
Sasha BernatskyDepartment of Medicine, Division of Rheumatology, McGill University, Montreal, Quebec, Canada.ORCID 0000-0002-9515-2802
Eugene KrustevDivision of Rheumatology, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada.
Cristina Moran ToroDivision of Rheumatology, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada.
Yvan St PierreDepartment of Medicine, Division of Rheumatology, McGill University, Montreal, Quebec, Canada.
Ashley ClarkeDivision of Rheumatology, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada.
Paul J A ScioreDivision of R&D, MitogenDx Laboratory, Calgary, Alberta, Canada.
Mark TarnopolskyDivision of Neuromuscular & Neurometabolic Disorders, Department of Pediatrics, McMaster Children's Hospital, Hamilton, Ontario, Canada.
Marvin J FritzlerDivision of Rheumatology, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada.ORCID 0000-0003-1652-6608
May Y ChoiDivision of Rheumatology, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada.ORCID 0000-0003-3760-2737
Canadian Inflammatory Myopathy Study

Funding

Arthritis Society STARS Career Development Award
6 · The paper itself

Abstract

objectivesTo investigate soluble circulating sialic acid-binding Ig-like lectin 1 (scSIGLEC1), a surrogate biomarker for type I IFN, as a novel biomarker for idiopathic inflammatory myopathies (IIM) disease activity.

methodsPatients enrolled in a Canadian multicentre cohort of IIM patients with biobanked serum samples and clinical data at baseline and 1-year follow-up were included. Serum scSIGLEC1 levels at baseline were tested using a capture immunoassay and evaluated in relation to disease activity, defined using patients' Physician Global Activity (PGA) scores, Total Improvement Scores (TIS) and visual analogue scale scores for the six organ systems included in the Myositis Disease Activity Assessment Visual Analogue Scales (MYOACT): constitutional, cutaneous, skeletal, gastrointestinal, pulmonary and cardiovascular. Performance of scSIGLEC1, MYOACT and creatine kinase to assess disease activity were compared [area under the receiver operating characteristic curve (ROC AUC)].

resultsA total of 87 IIM patients (67.8% female, mean age 54.4 ± 14.3 years) were included. Higher scSIGLEC1 levels differentiated between active and inactive disease on the PGA (difference 2.7 ng/ml; 95% CI 0.7-4.8). Higher scSIGLEC1 levels were found among patients with cutaneous (difference 1.7 ng/ml; 95% CI 0.1-3.4), skeletal (difference 2.0 ng/ml; 95% CI 0.1-3.9) and gastrointestinal (difference 2.2 ng/ml; 95% CI 0.5-3.9) disease activity compared with patients without disease activity in these extramuscular organs, and were associated with lower TIS scores at 1-year follow-up. scSIGLEC1 levels (ROC AUC 0.74; 95% CI 0.61-0.86) matched MYOACT performance and outperformed creatine kinase in assessing disease activity.

conclusionscSIGLEC1 levels are a promising biomarker for monitoring overall IIM disease activity, as well as activity involving the cutaneous, musculoskeletal and gastrointestinal systems.

Indexed as

MyositisSialic Acid Binding Ig-like Lectin 1AdultAgedBiomarkersFemaleHumansMaleMiddle AgedROC CurveSeverity of Illness IndexBiomarkersSialic Acid Binding Ig-like Lectin 1SIGLEC1 protein, humanautoantibodiesbiomarkercutaneousdiagnosisgastrointestinalinflammationinterferonmyositisSIGLEC1skeletal

Identifiers

PMID41872012
PMCPMC13070709

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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.