Journal ArticleAnn Rheum Dis · November 2025
OBJECTIVES: Juvenile dermatomyositis (JDM) is a heterogeneous autoimmune condition needing targeted treatment approaches and improved understanding of molecular mechanisms driving clinical phenotypes. We utilised exploratory proteomics from a longitudinal ...
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Journal ArticleFront Immunol · 2025
INTRODUCTION: Juvenile dermatomyositis (JDM), a rare autoimmune disease characterized by a type I interferon (IFN) gene signature and muscle weakness, lacks robust biomarkers and disease models. Myokines-muscle-derived cytokines-are potential biomarkers an ...
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Journal ArticleRheumatology (Oxford) · September 1, 2024
OBJECTIVE: To better understand the pathogenesis of juvenile dermatomyositis (JDM), we examined the effect of the cytokines type I interferons (IFN I) and JAK inhibitor drugs (JAKi) on gene expression in bioengineered pediatric skeletal muscle. METHODS: My ...
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Journal ArticleRheumatology (Oxford) · January 4, 2024
OBJECTIVE: To investigate pathogenic mechanisms underlying JDM, we defined the effect of type I IFN, IFN-α and IFN-β, on pediatric skeletal muscle function and expression of myositis-related proteins using an in vitro engineered human skeletal muscle model ...
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Journal ArticlePediatr Rheumatol Online J · September 12, 2023
BACKGROUND: Throughout the COVID-19 pandemic, there have been concerns regarding the risks of infection in patients with autoimmune disease. In this study, we investigated the impact of the pandemic on patients with juvenile idiopathic inflammatory myopath ...
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Journal ArticleFront Med (Lausanne) · 2023
Calcinosis, or the deposition of insoluble calcium salts in the skin, subcutaneous tissue, fascia, tendons, and muscles, is a feared complication of juvenile dermatomyositis. Calcinosis is estimated to affect up to 40% of patients with juvenile dermatomyos ...
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Journal ArticleACR Open Rheumatol · August 2022
OBJECTIVE: The study objective was to identify differences in gene expression between treatment responders (TRs) and treatment non-responders (TNRs) diagnosed with juvenile dermatomyositis (JDM). METHODS: Gene expression analyses were performed using whole ...
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Journal ArticleRheumatology (Oxford) · April 11, 2022
OBJECTIVES: To perform an exploratory study to identify a JDM serum metabolic profile that differs from healthy controls (HCs) and responds to immunosuppressive treatment. METHODS: Blood was collected from 9 HCs and 10 patients diagnosed with probable (n = ...
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Journal ArticleArthritis Rheumatol · October 2021
OBJECTIVE: The optimal time to start biologics in polyarticular juvenile idiopathic arthritis (JIA) remains uncertain. The Childhood Arthritis and Rheumatology Research Alliance (CARRA) developed 3 consensus treatment plans (CTPs) for untreated polyarticul ...
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Journal ArticleJ Rheumatol · January 1, 2021
OBJECTIVES: To determine the feasibility of comparing the Childhood Arthritis and Rheumatology ResearchAlliance (CARRA) consensus treatment plans (CTP) in treating moderate new-onset juvenile dermatomyositis (JDM) using the CARRA registry, and to establish ...
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Chapter · July 25, 2019
This comprehensive book serves as a guide in the day-to-day management of patients with idiopathic inflammatory myopathies (IIM), with a particular emphasis on adult dermatomyositis (DM), polymyositis (PM), juvenile dermatomyositis, ... ...
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ConferenceACR Open Rheumatol · April 2019
OBJECTIVE: Our aim was to identify cytokines and chemokines in patients with adult dermatomyositis (DM) and juvenile dermatomyositis (JDM) that predict changes in disease activity. METHODS: Multiplexed immunoassays (Meso Scale Discovery) enabled simultaneo ...
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Journal ArticleFront Immunol · 2019
Humans have an innate desire to observe and subsequently dissect an event into component pieces in an effort to better characterize the event. We then examine these pieces individually and in combinations using this information to determine the outcome of ...
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Journal ArticleArthritis Care Res (Hoboken) · August 2018
OBJECTIVE: To develop standardized treatment regimens for chronic nonbacterial osteomyelitis (CNO), also known as chronic recurrent multifocal osteomyelitis (CRMO), to enable comparative effectiveness treatment studies. METHODS: Virtual and face-to-face di ...
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Journal ArticleFront Immunol · 2018
T cells are considered autoimmune effectors in juvenile idiopathic arthritis (JIA), but the antigenic cause of arthritis remains elusive. Since T cells comprise a significant proportion of joint-infiltrating cells, we examined whether the environment in th ...
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Journal ArticleRheumatology (Oxford) · November 1, 2017
OBJECTIVE: The objective was to describe the methodology used to develop new response criteria for adult DM/PM and JDM. METHODS: Patient profiles from prospective natural history data and clinical trials were rated by myositis specialists to develop consen ...
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Journal ArticleArthritis Rheumatol · May 2017
OBJECTIVE: To develop response criteria for juvenile dermatomyositis (DM). METHODS: We analyzed the performance of 312 definitions that used core set measures from either the International Myositis Assessment and Clinical Studies Group (IMACS) or the Paedi ...
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Journal ArticleArthritis Rheumatol · January 2017
OBJECTIVE: Regulatory B cells that inhibit immune responses through interleukin-10 (IL-10) secretion (B10 cells) have been characterized in adult subjects with autoimmune disease. The aim of this study was to characterize B10 cells in individuals across th ...
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Journal ArticleArthritis Rheumatol · October 2016
OBJECTIVE: To uniquely classify children with microscopic polyangiitis (MPA), to describe their demographic characteristics, presenting clinical features, and initial treatments in comparison to patients with granulomatosis with polyangiitis (Wegener's) (G ...
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Journal ArticleInternational Journal of Clinical Rheumatology · January 1, 2014
With the advent of corticosteroids as a treatment option for autoimmune disease in the early 1960s, the course of juvenile dermatomyositis was altered from one of high mortality to one with various degrees of morbidity. Prior to treatment with corticostero ...
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Journal ArticleArthritis Rheum · August 2013
OBJECTIVE: CD8+ T cells lacking CD28 were originally reported to be a characteristic feature of juvenile idiopathic arthritis (JIA), but the relevance of these unusual cells to this disease remains to be elucidated. Because of recent evidence that loss of ...
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Journal ArticleAgeing Res Rev · July 2011
As the repertoire of αβT cell receptors (TCR) contracts with advancing age, there is an associated age-dependent accumulation of oligoclonal T cells expressing of a variety of receptors (NKR), normally expressed on natural killer (NK) cells. Evidences for ...
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Journal ArticleJ Clin Invest · December 1995
The function of clusterin, a heterodimeric glycoprotein markedly induced in renal and other organ injuries, is unclear. Since renal injury is accompanied by alterations in cell attachment, it is possible that clusterin functions to promote cell-cell and ce ...
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Journal ArticleLab Invest · August 1994
BACKGROUND: Clusterin is a glycoprotein incriminated in diverse biologic processes including complement regulation, cell death, and tissue remodelling. Induction of clusterin occurs in renal and other tissue injuries. EXPERIMENTAL DESIGN: The purpose of th ...
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Journal ArticleKidney Int · March 1994
Clusterin, a glycoprotein with potent cohesive properties, is induced in a wide variety of acute and chronic experimental renal diseases. The purpose of this study was to examine clusterin expression in human renal diseases. Clusterin immunostaining was ex ...
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