Abstract Number: L01 • ACR Convergence 2024
Targeted Exosite Inhibition of STING Activation of TBK1 Selectively Blocks Type I Interferon and NFκB Responses for Treatment of Autoimmune Diseases
Background/Purpose: The cGAS-TBK1-STING pathway senses nucleic acids for innate immunity. Aberrant activation of the pathway is linked to autoimmune diseases including Systemic and Cutaneous Lupus…Abstract Number: 2404 • ACR Convergence 2024
Nailfold Dermoscopy: A Valuable Tool for Differentiating Dermatomyositis from Systemic Lupus Erythematosus
Background/Purpose: Dermatoscopes are emerging as efficient, valuable alternatives to capillaroscopy for evaluating rheumatologic conditions. Second to systemic sclerosis, nailfold capillaroscopy abnormalities are most consistently reported…Abstract Number: 2549 • ACR Convergence 2024
VISTA Deficiency Alters the Skin Immune Cell Composition and Confers Skin Sensitivity to UV Light
Background/Purpose: Persistent production of type I interferons (IFN-Is) is one of the hallmarks of cutaneous lupus erythematosus (CLE) that is exacerbated by ultraviolet (UV) light.…Abstract Number: 2599 • ACR Convergence 2024
Xist Deletion in B Cells Results in Systemic Lupus Erythematosus Phenotypes
Background/Purpose: Systemic lupus erythematosus (SLE) exhibits a strong female sex bias but the mechanisms underlying this bias are not well understood. Epidemiological studies demonstrate that…Abstract Number: PP11 • ACR Convergence 2024
Living Well with Chronic Illness: Decades with MCTD
Background/Purpose: In the fall of 1985, I was not feeling well. I attributed my tiredness, weakness and malaise to stress and carried on. Walking upstairs I…Abstract Number: 0086 • ACR Convergence 2024
Evaluating the Efficacyof B Cell Targeting Drug Candidates Using a Humanized BAFF Transgenic SLE Mouse Model
Background/Purpose: B-cell-activating factor (BAFF) plays a critical role in B cell survival, and its elevated expression can contribute to the presence of autoreactive B cells,…Abstract Number: 0089 • ACR Convergence 2024
Single-Cell RNA Sequencing Outlines the Mechanisms of Vgll3-Driven Myofibroblasts Differentiation in Promoting Fibrosis in Cutaneous Lupus
Background/Purpose: Skin fibrosis is characterized by collagen deposition, fibro/myofibroblast accumulation, and extracellular matrix remodeling. Some subtypes of cutaneous lupus erythematosus (CLE), particularly discoid lupus erythematosus…Abstract Number: 0129 • ACR Convergence 2024
The Efficacy and Safety of Telitacicept Following Rituximab Immunotherapy on Antiphospholipid Syndrome, a Prospective 24- Week Study
Background/Purpose: Antiphospholipid syndrome (APS) is a challenging disease to treat and lack effective therapies. Rituximab (RTX) can deplete CD20+ peripheral B cells. Telitacicept (TA) is…Abstract Number: 0887 • ACR Convergence 2024
Identification of Rare Variants in Lupus-causing Genes in a Mixed Paediatric and Adult Connective Tissue Disease Cohort
Background/Purpose: Connective tissue diseases (CTDs) are a family of heterogeneous autoimmune diseases with overlapping clinical features. Not all patients with features suggestive of a mendelian…Abstract Number: 1574 • ACR Convergence 2024
Therapeutic Strategy in Patients with Mixed Connective Tissue Disease: A Multicenter Retrospective Study in the French MCTD Cohort
Background/Purpose: Mixed connective tissue disease (MCTD) is a rare systemic disorder that belongs to connective tissue diseases (CTD). Few studies are available on MCTD treatment.…Abstract Number: 1931 • ACR Convergence 2024
Health System Improvement in Appropriate Test Utilization Involving ANA Testing in the Inpatient and Outpatient Setting
Background/Purpose: To manage patients In the current healthcare environment, objective data and laboratory tests drive medical decision making. This has led to an increase in…Abstract Number: 0095 • ACR Convergence 2023
Kynurenine Is a Proinflammatory Metabolite That Activates a Positive Feedback Loop of Rab4A-dependent CD98 Expression and mTORC1 and mTORC2 Activation in SLE
Background/Purpose: The kynurenine (KYN) pathway has been linked to disease pathogenesis in patients with systemic lupus erythematosus (SLE) (https://pubmed.ncbi.nlm.nih.gov/26366134/). Genetically enforced overexpression of Rab4A activates…Abstract Number: 0551 • ACR Convergence 2023
Monogenic Lupus: Clinical Phenotypes and Genetic Mutations in a Cohort of Pediatric Patients
Background/Purpose: Monogenic lupus is associated with specific gene mutations, most commonly reported in TREX1, DNASE1L3, DNASE2, and SAMHD1. However, their phenotypes are not well reported.…Abstract Number: 0555 • ACR Convergence 2023
Evaluation and Management of the “False Positive” ANA and Undifferentiated Connective Tissue Disease Amongst Rheumatologists
Background/Purpose: The management of a positive anti-nuclear antibody (ANA) is one of the most common consultations in rheumatology outpatient practice. The prevalence of a positive…Abstract Number: 0892 • ACR Convergence 2023
Single-Cell RNA Sequencing Reveals Keratinocytes and Fibroblasts Drive Hippo and TGFb Dysregulation and Fibrosis in Epidermal Overexpression of VGLL3 in Cutaneous Lupus
Background/Purpose: Fibrosis is characterized by collagen deposition, fibro/myofibroblast (MYOFB) accumulation, and extracellular matrix remodeling. In some subtypes of cutaneous lupus erythematosus (CLE), particularly discoid lupus…