Abstract Number: 0990 • ACR Convergence 2020
Interferon Lambda Promotes Human Plasma Cell Differentiation in Lupus and Healthy Donors
Background/Purpose: Systemic lupus erythematosus (SLE) is a multisystem autoimmune disease characterized by antinuclear autoantibodies produced by plasma cells. Type I interferon (IFN) are cytokines which…Abstract Number: 1834 • ACR Convergence 2020
Biomarker Analysis of IFN-I Modulation in JNJ-839: First-in-Human Study for Systemic Lupus Erythematosus
Background/Purpose: JNJ-839 is a fully human neutralizing antibody selective to human IFN-ω and IFN-α subtypes. Here we report the exploratory biomarker analyses of a Phase…Abstract Number: 0282 • ACR Convergence 2020
Expression of the cGAMP Transporter SLC19A1 Is Altered in Systemic Lupus Erythematosus
Background/Purpose: Inappropriate sensing of nucleic acids leading to enhanced type I interferon (IFN) induction is a hallmark of SLE, contributing to breakdown of immune tolerance…Abstract Number: 0992 • ACR Convergence 2020
Impact of Selective Inhibitors of Nuclear Export on SLE Plasma Cells Is Modulated by the BM Microenvironment
Background/Purpose: Systemic lupus erythematous (SLE) is a complex autoimmune disorder with heterogeneous disease presentation and a multi-pronged pathogenesis. Although autoreactive plasma cells play a key…Abstract Number: 1949 • ACR Convergence 2020
CB2 Receptor Distribution and Effects of LenabasumTM in Dermatomyositis In Vitro
Background/Purpose: Dermatomyositis (DM) patients report poor quality of life due to disease activity and persistent itch. Lenabasum is an oral non-immunosuppressive, non-psychoactive cannabinoid type 2…Abstract Number: 0284 • ACR Convergence 2020
Oxidative DNA Damage Accelerates Skin Inflammation in Pristane-induced Lupus Model
Background/Purpose: Systemic Lupus Erythematosus (SLE) is a chronic inflammatory autoimmune disease in which type I interferons (IFN) play a key role. The IFN response can…Abstract Number: 1067 • ACR Convergence 2020
Anti-Viral Proinflammatory Phenotype in Circulating Monocytes from Patients with Anti-Melanoma Differentiation-Associated Gene 5 Antibody-Associated Interstitial Lung Disease
Background/Purpose: Anti-melanoma differentiation-associated gene 5 (MDA5) antibody is associated with interstitial lung disease (ILD), which often represents rapidly progressive course and fatal outcomes. Circulating levels…Abstract Number: 0286 • ACR Convergence 2020
An SLE-linked ITGAM Gene Variant Changes Mac-1 Structure, Signaling, and Surface Expression and Enhances IFNg Production and Antigen Presentation by B Cells
Background/Purpose: SLE is a chronic and debilitating disease; in the USA with an estimated incidence of 3-10 per 100,000 people and currently affecting an estimated…Abstract Number: 1150 • ACR Convergence 2020
Traditional Laboratory Parameters and New Biomarkers in Macrophage Activation Syndrome and Secondary Hemophagocytic Lymphohistiocytosis
Background/Purpose: Macrophage Activation Syndrome (MAS) and secondary Hemophagocytic Lymphohistiocytosis (sHLH) are hyperinflammatory conditions caused by a cytokine storm, in which IFNγ plays a pivotal role.…Abstract Number: 0287 • ACR Convergence 2020
RNA Externalized by Neutrophil Extracellular Traps Promotes Inflammatory Pathways in Endothelial Cells
Background/Purpose: Neutrophil extracellular traps (NETs) are extracellular lattices composed of nucleic material bound to neutrophil granule proteins. NETs may play pathogenic roles in development and…Abstract Number: 1158 • ACR Convergence 2020
Clinical Features and Outcomes in STING-Associated Vasculopathy with Onset in Infancy (SAVI)
Background/Purpose: STING-Associated Vasculopathy with Onset in Infancy (SAVI) is an autoinflammatory interferonopathy caused by gain-of-function mutations in STING1, characterized by peripheral vasculopathy and interstitial lung…Abstract Number: 0289 • ACR Convergence 2020
Endogenous Interferon-β and Low IL-4R on Transitional B Cells Promotes Lupus Nephritis
Background/Purpose: We previously showed that B-cell endogenous interferon-beta (IFNβ) at the transitional (Tr) stage correlates with development of anti-Smith (anti-Sm) and renal disease as well…Abstract Number: 1159 • ACR Convergence 2020
Novel STING1 Mutations Including in the Transmembrane Linker Region Cause STING-associated Vasculopathy with Onset in Infancy (SAVI)
Background/Purpose: STING-associated vasculopathy with onset in infancy (SAVI) is an autoinflammatory disease caused by gain-of-function (GOF) mutations in STING1/TMEM173 that encodes stimulator of interferon genes,…Abstract Number: 0292 • ACR Convergence 2020
Exhausted pSTAT5-IFNα Signaling Pathways in SLE Patients Are Correlated with Age-associated B Cells and Disease Activity
Background/Purpose: Systemic lupus erythematosus (SLE) is an autoimmune disease characterized by periods of elevated and suppressed clinical symptoms. Specific cell subsets, such as CD11c+ age-associated…Abstract Number: 1399 • ACR Convergence 2020
Differential Impacts of TNFa Inhibitors on the Expression of Th Cytokines
Background/Purpose: Inhibition of TNFα has emerged as an effective therapeutic approach for many autoimmune/inflammatory diseases.While the efficacy and safety profile of the five FDA-approved TNFis…