Serum Leucine-Rich α2-Glycoprotein as a Biomarker for Monitoring Disease Activity in Patients with Systemic Juvenile Idiopathic Arthritis

To investigate whether serum leucine-rich α2-glycoprotein (LRG) levels are useful as a marker of disease activity in systemic juvenile idiopathic arthritis (s-JIA), we determined serum LRG levels in fifty-nine s-JIA patients, 15 with other subtypes of JIA, 7 with Kawasaki disease (KD), 7 with influe...

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Main Authors: Masaki Shimizu, Natsumi Inoue, Mao Mizuta, Yasuo Nakagishi, Akihiro Yachie
Format: Article
Language:English
Published: Wiley 2019-01-01
Series:Journal of Immunology Research
Online Access:http://dx.doi.org/10.1155/2019/3140204
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author Masaki Shimizu
Natsumi Inoue
Mao Mizuta
Yasuo Nakagishi
Akihiro Yachie
author_facet Masaki Shimizu
Natsumi Inoue
Mao Mizuta
Yasuo Nakagishi
Akihiro Yachie
author_sort Masaki Shimizu
collection DOAJ
description To investigate whether serum leucine-rich α2-glycoprotein (LRG) levels are useful as a marker of disease activity in systemic juvenile idiopathic arthritis (s-JIA), we determined serum LRG levels in fifty-nine s-JIA patients, 15 with other subtypes of JIA, 7 with Kawasaki disease (KD), 7 with influenza A infection (flu), 7 with enterohemorrhagic Escherichia coli (EHEC) infection, and 20 healthy controls (HC). Results were compared with the clinical features of s-JIA and serum cytokine levels including interleukin- (IL-) 6, IL-18, and soluble tumor necrosis factor receptors I and II. Serum LRG levels in active s-JIA were higher compared to those in other subtypes of JIA, EHEC, flu patients, and HC. Serum LRG levels were normalized in the inactive s-JIA phase after treatment. Serum LRG levels were positively correlated with serum C-reactive protein and ferritin levels. Serum LRG levels reflected s-JIA disease activity and thus may be useful for monitoring s-JIA disease activity.
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series Journal of Immunology Research
spelling doaj-art-9af34b4f501c44058664f6397daa8abc2025-02-03T06:14:16ZengWileyJournal of Immunology Research2314-88612314-71562019-01-01201910.1155/2019/31402043140204Serum Leucine-Rich α2-Glycoprotein as a Biomarker for Monitoring Disease Activity in Patients with Systemic Juvenile Idiopathic ArthritisMasaki Shimizu0Natsumi Inoue1Mao Mizuta2Yasuo Nakagishi3Akihiro Yachie4Department of Pediatrics, School of Medicine, Institute of Medical, Pharmaceutical, and Health Sciences, Kanazawa University, Kanazawa, JapanDepartment of Pediatrics, School of Medicine, Institute of Medical, Pharmaceutical, and Health Sciences, Kanazawa University, Kanazawa, JapanDepartment of Pediatrics, School of Medicine, Institute of Medical, Pharmaceutical, and Health Sciences, Kanazawa University, Kanazawa, JapanDepartment of Pediatric Rheumatology, Hyogo Prefectural Kobe Children’s Hospital, Kobe, JapanDepartment of Pediatrics, School of Medicine, Institute of Medical, Pharmaceutical, and Health Sciences, Kanazawa University, Kanazawa, JapanTo investigate whether serum leucine-rich α2-glycoprotein (LRG) levels are useful as a marker of disease activity in systemic juvenile idiopathic arthritis (s-JIA), we determined serum LRG levels in fifty-nine s-JIA patients, 15 with other subtypes of JIA, 7 with Kawasaki disease (KD), 7 with influenza A infection (flu), 7 with enterohemorrhagic Escherichia coli (EHEC) infection, and 20 healthy controls (HC). Results were compared with the clinical features of s-JIA and serum cytokine levels including interleukin- (IL-) 6, IL-18, and soluble tumor necrosis factor receptors I and II. Serum LRG levels in active s-JIA were higher compared to those in other subtypes of JIA, EHEC, flu patients, and HC. Serum LRG levels were normalized in the inactive s-JIA phase after treatment. Serum LRG levels were positively correlated with serum C-reactive protein and ferritin levels. Serum LRG levels reflected s-JIA disease activity and thus may be useful for monitoring s-JIA disease activity.http://dx.doi.org/10.1155/2019/3140204
spellingShingle Masaki Shimizu
Natsumi Inoue
Mao Mizuta
Yasuo Nakagishi
Akihiro Yachie
Serum Leucine-Rich α2-Glycoprotein as a Biomarker for Monitoring Disease Activity in Patients with Systemic Juvenile Idiopathic Arthritis
Journal of Immunology Research
title Serum Leucine-Rich α2-Glycoprotein as a Biomarker for Monitoring Disease Activity in Patients with Systemic Juvenile Idiopathic Arthritis
title_full Serum Leucine-Rich α2-Glycoprotein as a Biomarker for Monitoring Disease Activity in Patients with Systemic Juvenile Idiopathic Arthritis
title_fullStr Serum Leucine-Rich α2-Glycoprotein as a Biomarker for Monitoring Disease Activity in Patients with Systemic Juvenile Idiopathic Arthritis
title_full_unstemmed Serum Leucine-Rich α2-Glycoprotein as a Biomarker for Monitoring Disease Activity in Patients with Systemic Juvenile Idiopathic Arthritis
title_short Serum Leucine-Rich α2-Glycoprotein as a Biomarker for Monitoring Disease Activity in Patients with Systemic Juvenile Idiopathic Arthritis
title_sort serum leucine rich α2 glycoprotein as a biomarker for monitoring disease activity in patients with systemic juvenile idiopathic arthritis
url http://dx.doi.org/10.1155/2019/3140204
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