Elevated Levels of IL-27 Are Associated with Disease Activity in Patients with Crohn’s Disease

Immune disorders play an important role in the pathogenesis of Crohn’s disease (CD). Notably, the increased immune response of Th1 cells and related cytokines is associated with the onset of CD. IL-27 is a newly discovered IL-12-related cytokine, but its expression and clinical significance in CD pa...

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Main Authors: Xiufang Cui, Chunhua Jiao, Di Wang, Ziping Ye, Jingjing Ma, Nana Tang, Hongjie Zhang
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Mediators of Inflammation
Online Access:http://dx.doi.org/10.1155/2021/5527627
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author Xiufang Cui
Chunhua Jiao
Di Wang
Ziping Ye
Jingjing Ma
Nana Tang
Hongjie Zhang
author_facet Xiufang Cui
Chunhua Jiao
Di Wang
Ziping Ye
Jingjing Ma
Nana Tang
Hongjie Zhang
author_sort Xiufang Cui
collection DOAJ
description Immune disorders play an important role in the pathogenesis of Crohn’s disease (CD). Notably, the increased immune response of Th1 cells and related cytokines is associated with the onset of CD. IL-27 is a newly discovered IL-12-related cytokine, but its expression and clinical significance in CD patients are still controversial. This study is aimed at evaluating the serum levels of IL-27 in CD patients and analyzing their clinical significance. The results indicated that serum levels of IL-27 in CD patients were significantly higher than those in control subjects (median (interquartile range (IQR)): 110.0 (95.0, 145.0) vs. 85.0 (80.0, 95.0) pg/ml, P<0.001). Furthermore, the IL-27 levels significantly increased in CD patients at the active stage compared with CD patients in remission (CDR) (127.5 (100.0, 150.0) vs. 90 (80.0, 110.0) pg/ml, P<0.001). However, there was no difference in IL-27 levels between CDR and control subjects. The levels of IL-27 were positively correlated with Crohn’s disease activity index (CDAI), C-reactive protein (CRP), erythrocyte sedimentation rate (ESR), fecal calprotectin (FC), and Simple Endoscopic Score for Crohn’s Disease (SES-CD) and negatively correlated with hemoglobin (Hb) and serum albumin (ALB). IL-27 combined with CRP favored the prediction of CD activity (area under the curve (AUC): 0.88). Additionally, the proportions of Th17 and Th1 cells in peripheral blood were higher in CD patients than in control subjects. Active CD patients exhibited significantly higher proportions of Th17 and Th1 cells than those in remission. Moreover, correlation analysis indicated that the serum levels of IL-27 were positively associated with the frequency of Th17 cells in CD patients (r=0.519, P=0.013) but not associated with the frequency of Th1 cells in CD patients. IL-27 is positively associated with multiple inflammation indicators and may exert a proinflammatory profile by regulating Th17 cell differentiation in the development of Crohn’s disease. In the future, IL-27 combined with CRP is expected to become an important biological marker of CD activity.
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spelling doaj-art-30bcd28a9d9148d9880e8bba1a15b7ab2025-08-20T03:55:12ZengWileyMediators of Inflammation1466-18612021-01-01202110.1155/2021/5527627Elevated Levels of IL-27 Are Associated with Disease Activity in Patients with Crohn’s DiseaseXiufang Cui0Chunhua Jiao1Di Wang2Ziping Ye3Jingjing Ma4Nana Tang5Hongjie Zhang6Department of GastroenterologyDepartment of GastroenterologyDepartment of GastroenterologyDepartment of GastroenterologyDepartment of GastroenterologyDepartment of GastroenterologyDepartment of GastroenterologyImmune disorders play an important role in the pathogenesis of Crohn’s disease (CD). Notably, the increased immune response of Th1 cells and related cytokines is associated with the onset of CD. IL-27 is a newly discovered IL-12-related cytokine, but its expression and clinical significance in CD patients are still controversial. This study is aimed at evaluating the serum levels of IL-27 in CD patients and analyzing their clinical significance. The results indicated that serum levels of IL-27 in CD patients were significantly higher than those in control subjects (median (interquartile range (IQR)): 110.0 (95.0, 145.0) vs. 85.0 (80.0, 95.0) pg/ml, P<0.001). Furthermore, the IL-27 levels significantly increased in CD patients at the active stage compared with CD patients in remission (CDR) (127.5 (100.0, 150.0) vs. 90 (80.0, 110.0) pg/ml, P<0.001). However, there was no difference in IL-27 levels between CDR and control subjects. The levels of IL-27 were positively correlated with Crohn’s disease activity index (CDAI), C-reactive protein (CRP), erythrocyte sedimentation rate (ESR), fecal calprotectin (FC), and Simple Endoscopic Score for Crohn’s Disease (SES-CD) and negatively correlated with hemoglobin (Hb) and serum albumin (ALB). IL-27 combined with CRP favored the prediction of CD activity (area under the curve (AUC): 0.88). Additionally, the proportions of Th17 and Th1 cells in peripheral blood were higher in CD patients than in control subjects. Active CD patients exhibited significantly higher proportions of Th17 and Th1 cells than those in remission. Moreover, correlation analysis indicated that the serum levels of IL-27 were positively associated with the frequency of Th17 cells in CD patients (r=0.519, P=0.013) but not associated with the frequency of Th1 cells in CD patients. IL-27 is positively associated with multiple inflammation indicators and may exert a proinflammatory profile by regulating Th17 cell differentiation in the development of Crohn’s disease. In the future, IL-27 combined with CRP is expected to become an important biological marker of CD activity.http://dx.doi.org/10.1155/2021/5527627
spellingShingle Xiufang Cui
Chunhua Jiao
Di Wang
Ziping Ye
Jingjing Ma
Nana Tang
Hongjie Zhang
Elevated Levels of IL-27 Are Associated with Disease Activity in Patients with Crohn’s Disease
Mediators of Inflammation
title Elevated Levels of IL-27 Are Associated with Disease Activity in Patients with Crohn’s Disease
title_full Elevated Levels of IL-27 Are Associated with Disease Activity in Patients with Crohn’s Disease
title_fullStr Elevated Levels of IL-27 Are Associated with Disease Activity in Patients with Crohn’s Disease
title_full_unstemmed Elevated Levels of IL-27 Are Associated with Disease Activity in Patients with Crohn’s Disease
title_short Elevated Levels of IL-27 Are Associated with Disease Activity in Patients with Crohn’s Disease
title_sort elevated levels of il 27 are associated with disease activity in patients with crohn s disease
url http://dx.doi.org/10.1155/2021/5527627
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