Abstract Number: 1670 • ACR Convergence 2020
Low Copy Number of Long C4 Genes Is a Genetic Risk Factor for Childhood Onset SLE (cSLE) but Is Associated with Higher Age of Disease Onset
Background/Purpose: Hypocomplementemia is a marked feature of systemic lupus erythematosus (SLE), which may be a result of consumption initiated by immune complexes between self-nuclear antigens…Abstract Number: 0090 • ACR Convergence 2020
110 Patients with Monoclonal Gammopathy of Undetermined Significance (MGUS) in a Rheumatology Disease Unit: Fracture, Neuropathy, and Pernicious Anemia Are Clues to Recognition
Background/Purpose: Monoclonal gammopathy of undetermined significance (MGUS) has been associated with osteoporosis, neuropathy, pernicious anemia, and low vitamin B12, and may precede multiple myeloma and…Abstract Number: 0511 • ACR Convergence 2020
ERAP1-mediated Immunogenicity and Immune-phenotypes in HLA-B51+ Behçet’s Disease Point to Pathogenic CD8 T Cell Effector Responses
Background/Purpose: HLA-B51 is a definite risk factor for Behçet’s disease (BD). A coding variant of ERAP1, Hap10 – with low peptide-trimming activity – vastly potentiates…Abstract Number: 1402 • ACR Convergence 2020
Galectin-3 Decreases the Activity of 4-1BB by Facilitating Its Decoy Surface Binding in Rheumatoid Arthritis
Background/Purpose: Orchestration of immune checkpoints is central for the outcome of immune activation, especially in patients with rheumatoid arthritis (RA). We have previously shown that…Abstract Number: 1747 • ACR Convergence 2020
Brain fMRI Predicts Responses to Certolizumab Pegol in RA. an International, Multi-center, Randomized, Double-blind, Placebo-controlled Trial (PreCePRA)
Background/Purpose: Personalization of RA treatment is not optimal due to lack of predictors. We previously demonstrated in RA patients that central nervous system (CNS) pain…Abstract Number: 0195 • ACR Convergence 2020
Epidemiology and Characteristics of Incident Rheumatoid Arthritis in Persons with and Without HIV
Background/Purpose: Rheumatoid arthritis (RA) is the most common chronic inflammatory arthritis, affecting 1-2% of the population. Estimates of the incidence of RA in patients with…Abstract Number: 0753 • ACR Convergence 2020
Synovial Tissue Histopathology Findings in Early RA. Is It Useful? Analysis of the Belgian CAP48 Cohort
Background/Purpose: Rheumatoid arthritis is a heterogeneous disease with different clinical presentation and prognostic factors including the immune process in the synovium. The development of ultrasound-guided…Abstract Number: 1409 • ACR Convergence 2020
Lack of Conventional Acinar Cells in the Salivary Gland Following Anti PD-L1 and anti-PD-1 Immune Checkpoint Inhibitor Therapy
Background/Purpose: Salivary glands (SGs) can be damaged by immune checkpoint inhibitor (ICI) therapy. In patients with ICI-induced SG dysfunction, 60% progress to fulfill the ACR-EULAR…Abstract Number: 1750 • ACR Convergence 2020
Longitudinal Change in the Central Nervous System Pain Response After Treatment with Certolizumab or Placebo. a Post-hoc Analysis from the Pre-CEPRA Trial
Background/Purpose: Biologicals - bring a hope of recovery or amelioration to people suffering from RA, but only half of the patients respond to such treatment.…Abstract Number: 0207 • ACR Convergence 2020
Upadacitinib Monotherapy in Methotrexate-naïve Patients with Rheumatoid Arthritis: Results at 72 Weeks
Background/Purpose: Upadacitinib (UPA), an oral JAK inhibitor, demonstrated significant improvements in signs, symptoms, and structural inhibition as monotherapy vs methotrexate (MTX) in a randomized, controlled…Abstract Number: 0770 • ACR Convergence 2020
Effect of Citrullination on the Processing and Presentation of Rheumatoid Arthritis Autoantigens
Background/Purpose: Citrullinated proteins are hallmark targets of the autoimmune response in rheumatoid arthritis (RA), but the mechanism by which immune tolerance is broken to these self-proteins…Abstract Number: 1413 • ACR Convergence 2020
An Imbalance Between Regulatory and Inflammatory T Cell Subsets Distinguishes Systemic Autoimmune Rheumatic Disease Patients from Asymptomatic ANA+ Individuals
Background/Purpose: The anti-nuclear antibody (ANA)-associated systemic autoimmune rheumatic diseases (SARDs) are characterized by a prolonged preclinical phase in which ANAs are produced in the absence…Abstract Number: 1757 • ACR Convergence 2020
High-Intensity Interval Training Increases Rheumatoid Arthritis Cardiorespiratory Fitness in Association with Improvements in CD4+ T Cell and Skeletal Muscle Mitochondrial Metabolism
Background/Purpose: Persons with rheumatoid arthritis (RA) have poor cardiorespiratory fitness and are at increased risk for cardiometabolic co-morbidities. Endurance exercise training improves cardiorespiratory fitness in…Abstract Number: 0234 • ACR Convergence 2020
Characterization of Serious Infections with Upadacitinib in Patients with Rheumatoid Arthritis
Background/Purpose: Upadacitinib (UPA) is a selective and reversible Janus kinase (JAK) inhibitor with an approved dose of 15 mg once daily (QD) for the treatment…Abstract Number: 0772 • ACR Convergence 2020
Modification of THP-1 Cells with Malondialdehyde-Acetaldehyde Increases Cellular Calcium Load Rendering Cells Susceptible to Citrullination of Self-Proteins
Background/Purpose: The post translational modification of self-proteins with malondialdehyde-acetaldehyde (MAA) has been shown to alter protein function and antibodies to MAA are increased in both…