Serum cold-inducible RNA-binding protein levels as a potential biomarker for systemic sclerosis-associated interstitial lung disease

Abstract Systemic sclerosis (SSc) is a complex autoimmune disease characterized by fibrotic, inflammatory, and vascular dysfunction. Danger-associated molecular patterns (DAMPs)-mediated inflammasome activation has been reported to be involved in the pathogenesis of SSc. Cold-inducible RNA-binding p...

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Main Authors: Issei Omori, Hayakazu Sumida, Ayaka Sugimori, Moe Sakakibara, Mariko Urano-Takaoka, Okuto Iwasawa, Hinako Saito, Ai Matsuno, Shinichi Sato
Format: Article
Language:English
Published: Nature Portfolio 2023-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-32231-1
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author Issei Omori
Hayakazu Sumida
Ayaka Sugimori
Moe Sakakibara
Mariko Urano-Takaoka
Okuto Iwasawa
Hinako Saito
Ai Matsuno
Shinichi Sato
author_facet Issei Omori
Hayakazu Sumida
Ayaka Sugimori
Moe Sakakibara
Mariko Urano-Takaoka
Okuto Iwasawa
Hinako Saito
Ai Matsuno
Shinichi Sato
author_sort Issei Omori
collection DOAJ
description Abstract Systemic sclerosis (SSc) is a complex autoimmune disease characterized by fibrotic, inflammatory, and vascular dysfunction. Danger-associated molecular patterns (DAMPs)-mediated inflammasome activation has been reported to be involved in the pathogenesis of SSc. Cold-inducible RNA-binding protein (CIRP) is newly identified as a DAMP. Here we examined the clinical significance of serum levels of CIRP in 60 patients with SSc and 20 healthy control patients (HCs) using an enzyme-linked immunosorbent assay. Serum CIRP levels in diffuse cutaneous SSc (dcSSc) patients were significantly increased compared with limited cutaneous SSc (lcSSc) patients or HCs. When examining the relationship with SSc-specific parameters, serum CIRP levels with the presence of interstitial lung disease (ILD) were higher than those without ILD. In detail, serum CIRP levels correlated negatively with the percent predicted diffusing capacity for carbon monoxide and positively with levels of Krebs von den Lungen-6. In addition, elevated serum CIRP levels declined along with decreased SSc-ILD activity in patients who received immunosuppressive therapy. These results suggest that CIRP may play a role in the development of ILD in SSc. Moreover, CIRP could serve as a useful serological marker of SSc-ILD in terms of disease activity and therapeutic effects.
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spelling doaj.art-c893dbff6d7345c7b79652ab8cf152ab2023-04-03T05:25:09ZengNature PortfolioScientific Reports2045-23222023-03-011311710.1038/s41598-023-32231-1Serum cold-inducible RNA-binding protein levels as a potential biomarker for systemic sclerosis-associated interstitial lung diseaseIssei Omori0Hayakazu Sumida1Ayaka Sugimori2Moe Sakakibara3Mariko Urano-Takaoka4Okuto Iwasawa5Hinako Saito6Ai Matsuno7Shinichi Sato8Department of Dermatology, Faculty of Medicine, The University of TokyoDepartment of Dermatology, Faculty of Medicine, The University of TokyoDepartment of Dermatology, Faculty of Medicine, The University of TokyoDepartment of Dermatology, Faculty of Medicine, The University of TokyoDepartment of Dermatology, Faculty of Medicine, The University of TokyoDepartment of Dermatology, Faculty of Medicine, The University of TokyoDepartment of Dermatology, Faculty of Medicine, The University of TokyoDepartment of Dermatology, Faculty of Medicine, The University of TokyoDepartment of Dermatology, Faculty of Medicine, The University of TokyoAbstract Systemic sclerosis (SSc) is a complex autoimmune disease characterized by fibrotic, inflammatory, and vascular dysfunction. Danger-associated molecular patterns (DAMPs)-mediated inflammasome activation has been reported to be involved in the pathogenesis of SSc. Cold-inducible RNA-binding protein (CIRP) is newly identified as a DAMP. Here we examined the clinical significance of serum levels of CIRP in 60 patients with SSc and 20 healthy control patients (HCs) using an enzyme-linked immunosorbent assay. Serum CIRP levels in diffuse cutaneous SSc (dcSSc) patients were significantly increased compared with limited cutaneous SSc (lcSSc) patients or HCs. When examining the relationship with SSc-specific parameters, serum CIRP levels with the presence of interstitial lung disease (ILD) were higher than those without ILD. In detail, serum CIRP levels correlated negatively with the percent predicted diffusing capacity for carbon monoxide and positively with levels of Krebs von den Lungen-6. In addition, elevated serum CIRP levels declined along with decreased SSc-ILD activity in patients who received immunosuppressive therapy. These results suggest that CIRP may play a role in the development of ILD in SSc. Moreover, CIRP could serve as a useful serological marker of SSc-ILD in terms of disease activity and therapeutic effects.https://doi.org/10.1038/s41598-023-32231-1
spellingShingle Issei Omori
Hayakazu Sumida
Ayaka Sugimori
Moe Sakakibara
Mariko Urano-Takaoka
Okuto Iwasawa
Hinako Saito
Ai Matsuno
Shinichi Sato
Serum cold-inducible RNA-binding protein levels as a potential biomarker for systemic sclerosis-associated interstitial lung disease
Scientific Reports
title Serum cold-inducible RNA-binding protein levels as a potential biomarker for systemic sclerosis-associated interstitial lung disease
title_full Serum cold-inducible RNA-binding protein levels as a potential biomarker for systemic sclerosis-associated interstitial lung disease
title_fullStr Serum cold-inducible RNA-binding protein levels as a potential biomarker for systemic sclerosis-associated interstitial lung disease
title_full_unstemmed Serum cold-inducible RNA-binding protein levels as a potential biomarker for systemic sclerosis-associated interstitial lung disease
title_short Serum cold-inducible RNA-binding protein levels as a potential biomarker for systemic sclerosis-associated interstitial lung disease
title_sort serum cold inducible rna binding protein levels as a potential biomarker for systemic sclerosis associated interstitial lung disease
url https://doi.org/10.1038/s41598-023-32231-1
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