Neutralization of Interleukin-17 Attenuates Cholestatic Liver Fibrosis in Mice

被引:36
作者
Zhang, S. [1 ]
Huang, D. [1 ]
Weng, J. [1 ]
Huang, Y. [1 ]
Liu, S. [1 ]
Zhang, Q. [1 ]
Li, N. [1 ]
Wen, M. [1 ]
Zhu, G. [1 ]
Lin, F. [1 ]
Gu, W. [1 ]
机构
[1] Guangzhou Med Univ, Guangzhou Peoples Hosp 1, Guangzhou Digest Dis Ctr, Dept Hepatopancreatobiliary Surg, Guangzhou 510180, Guangdong, Peoples R China
关键词
REGULATORY T-CELLS; TH17; CELLS; CYTOKINES; IL-17; DISEASE; DIFFERENTIATION; STEATOHEPATITIS; FIBROBLASTS; MACROPHAGES; ACTIVATION;
D O I
10.1111/sji.12395
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
071005 [微生物学]; 100108 [医学免疫学];
摘要
Anti-inflammation strategy is one of the proposed therapeutic approaches to hepatic fibrosis. IL-17 is critical in inflammation, but the role of IL-17 in liver fibrosis has not yet been elucidated. In this study, we investigate the role of IL-17 on bile duct ligation-induced liver injury and fibrosis in C57BL/6 mice. Animals were sacrificed at designated times, and serum and liver tissues were collected for analysis of liver function and serum IL-6, IL-1, tumour necrosis factor-alpha (TNF-) and transforming growth factor- (TGF-) levels. IL-17 blockade with anti-IL-17A mAb significantly improved liver function and decreased hepatocellular necrosis, pro-inflammatory cytokines, neutrophils and macrophages influx. Furthermore, CD3+and CD8+lymphocytes, neutrophils and macrophages were found to express IL-17, and neutrophils are the principal IL-17-producing cells after BDL-induced liver injury. These data indicated that IL-17 signal contributes to the pathogenesis of cholestatic liver injury and blocked of IL-17 could potentially benefit patients with cholestatic liver disease.
引用
收藏
页码:102 / 108
页数:7
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