Abstract Number: 0955 • ACR Convergence 2024
Inhibition of Interleukin-2-Inducible T Cell Kinase with Soquelitinib Demonstrates Efficacy in Preventing Lung Damage in Murine Models of Systemic Sclerosis
Background/Purpose: T cells abnormal activation plays a pivotal role in the early inflammatory stages of systemic sclerosis (SSc). Compelling evidence supports that SSc has a…Abstract Number: 2662 • ACR Convergence 2024
In Vivo Generation of B Cell Depleting CAR T Cell Therapies for Treatment of Autoimmune Diseases
Background/Purpose: CAR T cell therapy promises to revolutionize the treatment of hematologic malignancies, and more recently has generated early data that it may afford long…Abstract Number: 1139 • ACR Convergence 2024
Comprehensive Single-cell Profiling of Diverse Circulating Immune Cells in Idiopathic Inflammatory Myopathies Identifies a Novel Pathogenic Subset of Monocytes
Background/Purpose: Idiopathic inflammatory myopathies (IIMs) are heterogeneous diseases, making it crucial to identify distinct pathological processes to improve a treatment strategy. Transcriptomic analyses have revealed…Abstract Number: 2677 • ACR Convergence 2024
N-Acetylcysteine Blocks the Mechanistic Target of Rapamycin in Pro-Inflammatory Effector-Memory CD4 and CD8 T Cells Re-Expressing CD45RA in Patients with Active Systemic Lupus Erythematosus
Background/Purpose: Systemic lupus erythematosus (SLE) is an autoimmune disease of unknown etiology with significant mortality attributed to infections due to toxicity of immunosuppressant medications. Our…Abstract Number: 1514 • ACR Convergence 2024
Immunosenescent and Exhausted T Cells in Patients with Systemic Lupus Erythematosus and Cognitive Impairment
Background/Purpose: Cognitive impairment (CI) in systemic lupus erythematosus (SLE) may result from a chronic pro-inflammatory state in which immunosenescent and exhausted T-lymphocytes could be involved.…Abstract Number: 2691 • ACR Convergence 2024
Transcriptomic Changes in CD4+ T Lymphocytes in Eosinophilic Granulomatosis with Polyangiitis
Background/Purpose: Eosinophilic Granulomatosis with polyangiitis (EGPA) is a rare systemic autoimmune disorder, included within the ANCA-associated vasculitis. It is characterized by a diverse clinical profile,…Abstract Number: 1660 • ACR Convergence 2024
Systemic Inflammation and Transcriptional Reprogramming Contribute to Progression to Active Rheumatoid Arthritis in ACPA+ Individuals
Background/Purpose: Elevated levels of RA-associated autoantibodies (ACPA, RF) prior to the clinical onset of inflammatory arthritis (IA) define a state of risk for future development…Abstract Number: 1661 • ACR Convergence 2024
Rheumatoid Arthritis Synovial Fibroblast Modulation of T Cell Activation
Background/Purpose: In the rheumatoid arthritis (RA) joint, resident synovial fibroblasts (FLS) interact with infiltrating leukocytes. We previously identified a population of sublining FLS responsive to…Abstract Number: 1677 • ACR Convergence 2024
Safety and Efficacy of FNS007, a Non-T Cell Receptor Contacting Peptide, for Patients with Active Rheumatoid Arthritis: A Randomized, Double-blind, Placebo-controlled, Proof-of-concept Trial
Background/Purpose: Long-term drug-free remission is an unmet need for the management of rheumatoid arthritis (RA), which might be achieved by restoring antigen-specific immune tolerance. Autoantigenic…Abstract Number: 0274 • ACR Convergence 2023
A Mix-and-match COVID-19 Vaccination Strategy in Patients with Rheumatic Diseases on Rituximab
Background/Purpose: Patients with rheumatic diseases (RD) on rituximab (RTX) have increased mortality following COVID-19 and reduced antibody response post-vaccine. We tested whether a mix-and-match strategy…Abstract Number: 0431 • ACR Convergence 2023
Senescence and Cell Exhaustion in CD4+ and CD8+ Lymphocytes in Rheumatoid Arthritis Patients in Remission Without Treatment
Background/Purpose: T cells are important among the several risk factors and immunological markers implicated in rheumatoid arthritis (RA). The goal of this study was to…Abstract Number: 0440 • ACR Convergence 2023
Baseline T Cell and B Cell-related Markers and HLA-DRB1 Shared Epitope Alleles Predict the Therapeutic Efficacy of Abatacept in Patients with Moderate to Severe Rheumatoid Arthritis
Background/Purpose: Abatacept, a CTLA-4-Ig fusion protein, is widely used as a treatment for rheumatoid arthritis (RA). However, data on predictive biomarkers associated with therapeutic response…Abstract Number: 0607 • ACR Convergence 2023
CAR T Cell Therapy Leads to Long-term Abrogation of Autoimmunity in SLE Patients While Vaccination Responses Are Maintained
Background/Purpose: We have previously shown that CD19 CAR T cell therapy leads to stable drug-free remission of treatment-resistant SLE (1,2). Based on these findings we…Abstract Number: 0802 • ACR Convergence 2023
Targeting Fibroblasts in Inflammatory Disease Using Engineered T Cells
Background/Purpose: Fibroblast activation protein alpha (FAPa) expressing fibroblasts orchestrate tissue inflammation and damage in rheumatoid arthritis (RA) as well as tissue immunity in primary Sjögren's…Abstract Number: 0909 • ACR Convergence 2023
Rab4A Controls the Depletion of IL-2 in CD4+ T Cells via Enhanced CD38 Expression: Potential Involvement in Proinflammatory Lineage Development in Systemic Lupus Erythematosus
Background/Purpose: HRES-1/Rab4 (Rab4A) is a small GTPase that is overexpressed in SLE patient T cells1,2, mediates the enhanced recycling of CD3 and CD4 cell surface…