Efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and its influence on renal function, immunoglobulin and Toll-like receptors

ObjectiveTo explore the efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and examine its influence on renal function, immunoglobulins and Toll-like receptors (TLRs).MethodsFrom March 2017 to February 2020, 72 patients with primary refractory nephrotic syndrome were...

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Main Authors: Huang Min, Wang Xiao-xia, Wang Xiao-chun, Wang Qiang
Format: Article
Language:zho
Published: Editorial Department of Journal of Clinical Nephrology 2022-10-01
Series:Linchuang shenzangbing zazhi
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Online Access:http://www.lcszb.com/thesisDetails#10.3969/j.issn.1671-2390.2022.10.006
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author Huang Min
Wang Xiao-xia
Wang Xiao-chun
Wang Qiang
author_facet Huang Min
Wang Xiao-xia
Wang Xiao-chun
Wang Qiang
author_sort Huang Min
collection DOAJ
description ObjectiveTo explore the efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and examine its influence on renal function, immunoglobulins and Toll-like receptors (TLRs).MethodsFrom March 2017 to February 2020, 72 patients with primary refractory nephrotic syndrome were selected as research subjects and randomized into 3 groups (<italic>n</italic>=24 each). Group A received extremely low-dose rituximab (100 mg), group B standard dose rituximab (375 mg/m<sup>2</sup>) and group C hormone therapy. Clinical efficacy, incidence of adverse reactions and renal function parameters [serum creatinine (Scr), blood urea nitrogen (BUN), 24-hour urine protein quantitative], immunoglobulins [immunoglobulin (Ig) A, IgG, IgM], serum inflammatory factors [tumor necrosis factor-α (TNF-α), interleukin-6 (IL-6)] and TLRs (TLR4, TLR7) levels were statistically compared among three groups. Treatment expenses of rituximab were compared between groups A and B.ResultsThe clinical remission rate of group A/B was higher than that of group C (<italic>P</italic>&lt;0.05). After 2/4-week treatment, the quantitative levels of Scr, BUN and 24 h-urinary protein were lower in group A/B than those in group C. And IgA, IgG and IgM were higher than those in group C (<italic>P</italic>&lt;0.05). After 2/4-week treatment, serum levels of TNF-α, IL-6, TLR4 and TLR7 were lower in group A/B than those in group C (<italic>P</italic>&lt;0.05). No significant difference existed in serum levels of TNF-α, IL-6, TLR4 and TLR7 between groups A and B (<italic>P</italic>&gt;0.05). The incidence of adverse reactions was lower in group A than that in group B/C (<italic>P</italic>&lt;0.05) and no significant difference existed in the incidence of adverse reactions between groups B and C (<italic>P</italic>&gt;0.05). Treatment expense of rituximab was lower in group A than that in group B (<italic>P</italic>&lt;0.05).ConclusionFor primary refractory nephrotic syndrome, extremely low-dose rituximab can significantly improve renal and immune functions, lower the level of Toll-like receptors, reduce the incidence of adverse reactions and curtail treatment expenses. It is worthy of wider clinical applications.
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spelling doaj-art-0aafb7459c1241ef9c42ebcd08a0e12d2025-08-20T02:16:10ZzhoEditorial Department of Journal of Clinical NephrologyLinchuang shenzangbing zazhi1671-23902022-10-012282783331959094Efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and its influence on renal function, immunoglobulin and Toll-like receptorsHuang MinWang Xiao-xiaWang Xiao-chunWang QiangObjectiveTo explore the efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and examine its influence on renal function, immunoglobulins and Toll-like receptors (TLRs).MethodsFrom March 2017 to February 2020, 72 patients with primary refractory nephrotic syndrome were selected as research subjects and randomized into 3 groups (<italic>n</italic>=24 each). Group A received extremely low-dose rituximab (100 mg), group B standard dose rituximab (375 mg/m<sup>2</sup>) and group C hormone therapy. Clinical efficacy, incidence of adverse reactions and renal function parameters [serum creatinine (Scr), blood urea nitrogen (BUN), 24-hour urine protein quantitative], immunoglobulins [immunoglobulin (Ig) A, IgG, IgM], serum inflammatory factors [tumor necrosis factor-α (TNF-α), interleukin-6 (IL-6)] and TLRs (TLR4, TLR7) levels were statistically compared among three groups. Treatment expenses of rituximab were compared between groups A and B.ResultsThe clinical remission rate of group A/B was higher than that of group C (<italic>P</italic>&lt;0.05). After 2/4-week treatment, the quantitative levels of Scr, BUN and 24 h-urinary protein were lower in group A/B than those in group C. And IgA, IgG and IgM were higher than those in group C (<italic>P</italic>&lt;0.05). After 2/4-week treatment, serum levels of TNF-α, IL-6, TLR4 and TLR7 were lower in group A/B than those in group C (<italic>P</italic>&lt;0.05). No significant difference existed in serum levels of TNF-α, IL-6, TLR4 and TLR7 between groups A and B (<italic>P</italic>&gt;0.05). The incidence of adverse reactions was lower in group A than that in group B/C (<italic>P</italic>&lt;0.05) and no significant difference existed in the incidence of adverse reactions between groups B and C (<italic>P</italic>&gt;0.05). Treatment expense of rituximab was lower in group A than that in group B (<italic>P</italic>&lt;0.05).ConclusionFor primary refractory nephrotic syndrome, extremely low-dose rituximab can significantly improve renal and immune functions, lower the level of Toll-like receptors, reduce the incidence of adverse reactions and curtail treatment expenses. It is worthy of wider clinical applications.http://www.lcszb.com/thesisDetails#10.3969/j.issn.1671-2390.2022.10.006Primary refractory nephrotic syndromeRituximabRenal functionImmunoglobulinToll-like receptors
spellingShingle Huang Min
Wang Xiao-xia
Wang Xiao-chun
Wang Qiang
Efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and its influence on renal function, immunoglobulin and Toll-like receptors
Linchuang shenzangbing zazhi
Primary refractory nephrotic syndrome
Rituximab
Renal function
Immunoglobulin
Toll-like receptors
title Efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and its influence on renal function, immunoglobulin and Toll-like receptors
title_full Efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and its influence on renal function, immunoglobulin and Toll-like receptors
title_fullStr Efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and its influence on renal function, immunoglobulin and Toll-like receptors
title_full_unstemmed Efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and its influence on renal function, immunoglobulin and Toll-like receptors
title_short Efficacy of extremely low-dose rituximab for primary refractory nephrotic syndrome and its influence on renal function, immunoglobulin and Toll-like receptors
title_sort efficacy of extremely low dose rituximab for primary refractory nephrotic syndrome and its influence on renal function immunoglobulin and toll like receptors
topic Primary refractory nephrotic syndrome
Rituximab
Renal function
Immunoglobulin
Toll-like receptors
url http://www.lcszb.com/thesisDetails#10.3969/j.issn.1671-2390.2022.10.006
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AT wangxiaoxia efficacyofextremelylowdoserituximabforprimaryrefractorynephroticsyndromeanditsinfluenceonrenalfunctionimmunoglobulinandtolllikereceptors
AT wangxiaochun efficacyofextremelylowdoserituximabforprimaryrefractorynephroticsyndromeanditsinfluenceonrenalfunctionimmunoglobulinandtolllikereceptors
AT wangqiang efficacyofextremelylowdoserituximabforprimaryrefractorynephroticsyndromeanditsinfluenceonrenalfunctionimmunoglobulinandtolllikereceptors