Rituximab Therapy for Primary Sjögren’s Syndrome

Primary Sjögren’s syndrome (pSS) is a systemic autoimmune diseases of the connective tissues, characteristic of the presentation of keratoconjunctivitis sicca and xerostomia. A cardinal pathogenetic feature of SS is B-cell hyperactivity, which has invited efforts on optimal B-cell targeted therapy,...

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Main Authors: Yi Han Chen, Xin Yu Wang, Xin Jin, Zi Yang, Jianguang Xu
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-09-01
Series:Frontiers in Pharmacology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphar.2021.731122/full
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author Yi Han Chen
Xin Yu Wang
Xin Jin
Zi Yang
Jianguang Xu
author_facet Yi Han Chen
Xin Yu Wang
Xin Jin
Zi Yang
Jianguang Xu
author_sort Yi Han Chen
collection DOAJ
description Primary Sjögren’s syndrome (pSS) is a systemic autoimmune diseases of the connective tissues, characteristic of the presentation of keratoconjunctivitis sicca and xerostomia. A cardinal pathogenetic feature of SS is B-cell hyperactivity, which has invited efforts on optimal B-cell targeted therapy, whereas conventional corticosteroids and disease-modifying antirheumatic drugs (DMARDs) are restricted to symptomatic relief. As per the first EULAR recommendation for pSS patients published in 2020, regimens with monoclonal antibodies targeting B cells may be initiated in patients with severe, refractory systemic disease, notably rituximab (RTX), a mouse-derived monoclonal antibody that targets CD20 antigen and contributes to B-cell depletion. Nonetheless, the data available from clinical trials with RTX are often controversial. Despite the lack of promising results from two large RCTs, several positive clinical efficacies were demonstrated. This current review addressed the efficacy and safety of clinical trials available and elucidated the potential of RTX on the immune system, especially B and T cells. Furthermore, plausible explanations for the discrepancy in clinical data were also presented.
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spelling doaj.art-d7c2d09be8c5451ebc55a4e367a30dd82022-12-21T21:29:49ZengFrontiers Media S.A.Frontiers in Pharmacology1663-98122021-09-011210.3389/fphar.2021.731122731122Rituximab Therapy for Primary Sjögren’s SyndromeYi Han ChenXin Yu WangXin JinZi YangJianguang XuPrimary Sjögren’s syndrome (pSS) is a systemic autoimmune diseases of the connective tissues, characteristic of the presentation of keratoconjunctivitis sicca and xerostomia. A cardinal pathogenetic feature of SS is B-cell hyperactivity, which has invited efforts on optimal B-cell targeted therapy, whereas conventional corticosteroids and disease-modifying antirheumatic drugs (DMARDs) are restricted to symptomatic relief. As per the first EULAR recommendation for pSS patients published in 2020, regimens with monoclonal antibodies targeting B cells may be initiated in patients with severe, refractory systemic disease, notably rituximab (RTX), a mouse-derived monoclonal antibody that targets CD20 antigen and contributes to B-cell depletion. Nonetheless, the data available from clinical trials with RTX are often controversial. Despite the lack of promising results from two large RCTs, several positive clinical efficacies were demonstrated. This current review addressed the efficacy and safety of clinical trials available and elucidated the potential of RTX on the immune system, especially B and T cells. Furthermore, plausible explanations for the discrepancy in clinical data were also presented.https://www.frontiersin.org/articles/10.3389/fphar.2021.731122/fullrituximabprimary Sjögren’s syndromeB-cell depletionanti-CD20 therapyB cell repopulation
spellingShingle Yi Han Chen
Xin Yu Wang
Xin Jin
Zi Yang
Jianguang Xu
Rituximab Therapy for Primary Sjögren’s Syndrome
Frontiers in Pharmacology
rituximab
primary Sjögren’s syndrome
B-cell depletion
anti-CD20 therapy
B cell repopulation
title Rituximab Therapy for Primary Sjögren’s Syndrome
title_full Rituximab Therapy for Primary Sjögren’s Syndrome
title_fullStr Rituximab Therapy for Primary Sjögren’s Syndrome
title_full_unstemmed Rituximab Therapy for Primary Sjögren’s Syndrome
title_short Rituximab Therapy for Primary Sjögren’s Syndrome
title_sort rituximab therapy for primary sjogren s syndrome
topic rituximab
primary Sjögren’s syndrome
B-cell depletion
anti-CD20 therapy
B cell repopulation
url https://www.frontiersin.org/articles/10.3389/fphar.2021.731122/full
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