Abstract
To determine whether Th17/Treg balance was abnormal in adult patients with minimal change nephrotic syndrome (MCNS), we studied 25 patients with new-onset MCNS and 20 normal persons. The results showed that MCNS patients exhibited a significant increase in Th17 number, Th17-related cytokines (IL-17 and IL-23), and transcription factor (RORγt) levels, as well as an obvious decrease in Treg number, Treg-related cytokines (TGF-β1 and IL-10), and transcription factor (Foxp3) levels. The Th17/Treg ratios increased along with increased proteinuria and decreased albumin levels in patients with MCNS. IL-17 protein expression was also detected in the renal biopsy tissue of MCNS patients, particularly in patients with acute renal failure. Further, Th17/Treg balance returned to normal after effective corticosteroids therapy in 16 MCNS patients. These results indicated that Th17/Treg imbalance existed in MCNS patients, suggesting a potential role of Th17/Treg imbalance in the pathogenesis of MCNS.
Copyright © 2011 Elsevier Inc. All rights reserved.
MeSH terms
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Adult
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Biopsy
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Enzyme-Linked Immunosorbent Assay
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Female
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Flow Cytometry
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Forkhead Transcription Factors / blood
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Forkhead Transcription Factors / genetics
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Forkhead Transcription Factors / immunology
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Humans
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Immunohistochemistry
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Interleukin-10 / blood
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Interleukin-10 / immunology
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Interleukin-17 / blood
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Interleukin-17 / immunology
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Interleukin-23 / blood
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Interleukin-23 / immunology
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Male
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Middle Aged
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Nephrosis, Lipoid / blood
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Nephrosis, Lipoid / immunology
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Nephrosis, Lipoid / pathology
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Nuclear Receptor Subfamily 1, Group F, Member 3 / blood
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Nuclear Receptor Subfamily 1, Group F, Member 3 / genetics
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Nuclear Receptor Subfamily 1, Group F, Member 3 / immunology
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RNA / chemistry
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RNA / genetics
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Reverse Transcriptase Polymerase Chain Reaction
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T-Lymphocytes, Regulatory / immunology*
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T-Lymphocytes, Regulatory / pathology
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Th17 Cells / immunology*
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Th17 Cells / pathology
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Transforming Growth Factor beta1 / blood
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Transforming Growth Factor beta1 / immunology
Substances
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FOXP3 protein, human
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Forkhead Transcription Factors
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Interleukin-17
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Interleukin-23
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Nuclear Receptor Subfamily 1, Group F, Member 3
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Transforming Growth Factor beta1
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Interleukin-10
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RNA