›› 2015, Vol. 30 ›› Issue (6): 554-558.DOI: 10.3969/j.issn.1673-8640.2015.05.002

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The variation and significance of IL-17 and IL-23 in adult patients with primary nephrotic syndrome

ZHOU Yunjiao1, ZHANG Lihong2, LI Peng2, YE Xianwu2, NIU Jianying2   

  1. 1. Central Clinical Laboratory, the Fifth People's Hospital of Shanghai, Fudan University, Shanghai 200240, China; 2. Department of Nephrology, the Fifth People's Hospital of Shanghai, Fudan University, Shanghai 200240, China
  • Received:2014-09-09 Online:2015-06-30 Published:2015-07-03

Abstract:

Objective To investigate the changes of interleukin 17 (IL-17) and interleukin 23 (IL-23) in adult patients with primary nephrotic syndrome (PNS) and their roles and clinical significance of IL-17 and IL-23 variations in the occurrence and development of PNS. Methods A total of 35 steroid-effective hospitalized patients with PNS and 20 healthy subjects (healthy control group) were enrolled in the study. The patients with PNS were treated with prednisone according to the conventional dose. T cell subsets from peripheral blood and the levels of IL-17,IL-23 and IL-6 from serum and 24 h urine were detected in healthy control group and the patients with PNS before and after treatment. The correlations of 24 h urinary protein quantification with T cell subsets in peripheral blood and the levels of IL-17,IL-23 and IL-6 in both serum and 24 h urine were analyzed,respectively. Results Compared with healthy control group, the percentage of CD3+ or CD3+CD4+ cells from patients with PNS significantly decreased (P<0.05), and the levels of IL-17 and IL-6 from serum as well as IL-17, IL-23 and IL-6 from 24 h urine significantly increased(P<0.05). After treatment, the percentage of CD3+ or CD3+CD4+ cells significantly increased (P<0.05), and the levels of IL-17, IL-23 and IL-6 in 24 h urine significantly decreased (P<0.05). There were positive correlations between 24 h urinary protein quantification and the levels of IL-17 and IL-23 in both serum and 24 h urine respectively (P<0.01). Conclusions IL-17 and IL-23 may contribute to the proteinuria of PNS. Hormone therapy can improve the disorder of cell immune function and the imbalance of T cell subsets. Monitoring the levels of IL-17 and IL-23 in serum and 24 h urine may be helpful for disease judgement and clinical therapy.

Key words: Interleukin 17, Interleukin 23, Interleukin 6, T cell subset, 24 h urinary protein quantification, Primary nephrotic syndrome

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