Proinflammatory S100 proteins as clinical markers of juvenile idiopathic arthritis

Objectives. Proteins of the S100 family (S100A8/9, or calprotectin) are known to be useful diasease activity biomarkers of JIA. We hypothesize that titres calprotectin in serum and synovial fluid of children with acute and unconfirmed inflammatory joint symptoms will identify patients who will progr...

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Main Authors: Skirmantė Rusonienė, Violeta Panavienė, Audronė Eidukaitė, Marija Jakutovič
Format: Article
Language:English
Published: Vilnius University Press 2014-12-01
Series:Acta Medica Lituanica
Subjects:
Online Access:https://www.journals.vu.lt/AML/article/view/21477
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author Skirmantė Rusonienė
Violeta Panavienė
Audronė Eidukaitė
Marija Jakutovič
author_facet Skirmantė Rusonienė
Violeta Panavienė
Audronė Eidukaitė
Marija Jakutovič
author_sort Skirmantė Rusonienė
collection DOAJ
description Objectives. Proteins of the S100 family (S100A8/9, or calprotectin) are known to be useful diasease activity biomarkers of JIA. We hypothesize that titres calprotectin in serum and synovial fluid of children with acute and unconfirmed inflammatory joint symptoms will identify patients who will progress to JIA and our aim is to examine its prognostic value. Methods. A standardized diagnostic evaluation and analysis of serum S100A8/A9 was performed in 115 children with acute (symptoms up to 6 weeks) arthritis as well as in 59 healthy individuals. 47 arthritis patients underwent joint fluid aspiration and samples were collected at the time of presentation. Proteins in serum and synovial fluid were measured by ELISA and compared by the unpaired t test. Arthritis outcome (chronic or transient arthritis) was recorded at 1- and 2-year follow-up periods. JIA diagnosis, disease activity and remission were established according to ILAR and ACR recommendations. Results. The levels of serum and synovial fluid S100A8/A9 were significantly higher in patients with arthritis compared to the levels in healthy individuals (p
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spelling doaj.art-372550c5f5c74d849ea66c24539a21892022-12-22T02:40:49ZengVilnius University PressActa Medica Lituanica1392-01382029-41742014-12-0121310.6001/actamedica.v21i3.3000Proinflammatory S100 proteins as clinical markers of juvenile idiopathic arthritisSkirmantė RusonienėVioleta PanavienėAudronė EidukaitėMarija JakutovičObjectives. Proteins of the S100 family (S100A8/9, or calprotectin) are known to be useful diasease activity biomarkers of JIA. We hypothesize that titres calprotectin in serum and synovial fluid of children with acute and unconfirmed inflammatory joint symptoms will identify patients who will progress to JIA and our aim is to examine its prognostic value. Methods. A standardized diagnostic evaluation and analysis of serum S100A8/A9 was performed in 115 children with acute (symptoms up to 6 weeks) arthritis as well as in 59 healthy individuals. 47 arthritis patients underwent joint fluid aspiration and samples were collected at the time of presentation. Proteins in serum and synovial fluid were measured by ELISA and compared by the unpaired t test. Arthritis outcome (chronic or transient arthritis) was recorded at 1- and 2-year follow-up periods. JIA diagnosis, disease activity and remission were established according to ILAR and ACR recommendations. Results. The levels of serum and synovial fluid S100A8/A9 were significantly higher in patients with arthritis compared to the levels in healthy individuals (phttps://www.journals.vu.lt/AML/article/view/21477juvenile idiopathic arthritisS100 proteinscalprotectinserum and synovial fluidoutcomepredictors
spellingShingle Skirmantė Rusonienė
Violeta Panavienė
Audronė Eidukaitė
Marija Jakutovič
Proinflammatory S100 proteins as clinical markers of juvenile idiopathic arthritis
Acta Medica Lituanica
juvenile idiopathic arthritis
S100 proteins
calprotectin
serum and synovial fluid
outcome
predictors
title Proinflammatory S100 proteins as clinical markers of juvenile idiopathic arthritis
title_full Proinflammatory S100 proteins as clinical markers of juvenile idiopathic arthritis
title_fullStr Proinflammatory S100 proteins as clinical markers of juvenile idiopathic arthritis
title_full_unstemmed Proinflammatory S100 proteins as clinical markers of juvenile idiopathic arthritis
title_short Proinflammatory S100 proteins as clinical markers of juvenile idiopathic arthritis
title_sort proinflammatory s100 proteins as clinical markers of juvenile idiopathic arthritis
topic juvenile idiopathic arthritis
S100 proteins
calprotectin
serum and synovial fluid
outcome
predictors
url https://www.journals.vu.lt/AML/article/view/21477
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