- Abstract Number: 0040
M1-M2 Polarization by CTLA4-Ig (Abatacept) on Cultured Circulating Monocytes from Rheumatoid Arthritis Patients and Healthy Subjects
- Abstract Number: 1006
MAA Modified and/or Citrullinated Proteins Stimulate Macrophages and Human Fibroblast-Like Synoviocytes to Increase the Secretion/Expression of Fractalkine Ligand (CX3CL1) and Fractalkine Receptor (CX3CR1)
- Abstract Number: 1219
Machine Learning Based Prediction Model for Responses of bDMARDs in Patients with Rheumatoid Arthritis and Ankylosing Spondylitis
- Abstract Number: 1417
Machine Learning Enhances the Identification of GCA from Its Mimics Based on Clinical Factors
- Abstract Number: 0324
Machine Learning: Identifying Lupus Nephritis Within Systemic Lupus Erythematosus in the Real World
- Abstract Number: 0246
Macrophage Activating Syndrome in Patients with Systemic Juvenile Idiopathic Arthritis Treated with Biological Drugs
- Abstract Number: 0279
Macrophage Cholesterol Loading Associates with Low-density Lipoprotein Structure, Oxidation, Antibodies Against Oxidized Epitopes and Is Modified by Immunomodulatory Treatments in Patients with Rheumatoid Arthritis
- Abstract Number: 1387
Macrovascular Dysfunction and Its Clinical Implication in Systemic Sclerosis
- Abstract Number: 0181
Magnetic Resonance Imaging Findings in Early Rheumatoid Arthritis: Are There Differences Based on Autoantibody Status?
- Abstract Number: 1285
Major Determinants of Prolonged Remission in Systemic Lupus Erythematosus: Retrospective Study over a 41-Year Period
- Abstract Number: 0765
Male Juvenile Systemic Sclerosis Patients Have More Severe Disease: Results from the International Juvenile Scleroderma Inception Cohort
- Abstract Number: 1940
Malignancies in Patients Aged ≥ 50 Years with RA and ≥ 1 Additional Cardiovascular Risk Factor: Results from a Phase 3b/4 Randomized Safety Study of Tofacitinib vs TNF Inhibitors
- Abstract Number: 1481
Malondialdehyde-acetaldehyde Antibodies Occur in Systemic Lupus Erythematosus and Associate Specifically with Neuropsychiatric Involvement
- Abstract Number: 0950
Mammalian Target of Rapamycin (mTOR) Pathway Assessment in Antiphospholipid Antibody Positive Patients with Livedo Reticularis/Racemosa
- Abstract Number: 1004
Manipulation of B7 Family Member Expression Demonstrates Synovial Macrophage Plasticity and Possible Future Targets for Treatment of Rheumatoid Arthritis
- Abstract Number: 1672
Many Better, Many Worse: Mean PROMIS-29 Scores Mask Significant Shifts During COVID-19 in RA
- Abstract Number: 1166
Marijuana Use Amongst Rheumatology Patients: It’s More Common Than Rheumatologists Believe
- Abstract Number: 0716
Marked Capillary Basement Membrane Reduplication Is the Hallmark Histopathological Feature of Scleromyositis
- Abstract Number: 0280
Mast Cells Contribute to the Development of Lung Fibrosis via Inducing Myofibroblast Differentiation by TGF-β Production
- Abstract Number: 0236
Maternal Attachment, Anxiety and Depressive Symptoms in Pregnant Women with Rheumatic Diseases
- Abstract Number: 0005
Maturation and Dysfunction of Autoreactive B Cell Clones in Tissues of Patients with Sjögren’s Syndrome
- Abstract Number: 0713
MDA5 Helicase Domains Identified as the Main Targets of Anti-MDA5 Autoantibodies in European Dermatomyositis Patients
- Abstract Number: 0744
MDHAQ (Multidimensional Health Assessment Questionnaire) and PROMIS-29 (patient-reported Outcomes Measurement Information System) Domains for Physical Function, Pain, Fatigue, Anxiety, Depression, Sleep, and Ability to Participate Provide Virtually Identical Information
- Abstract Number: 1258
Measurement of Specific Organ Domains in Lupus Randomised Controlled Trials
- Abstract Number: 1386
Measurement of TIMP-1 in Pulmonary Vessels May Be a Novel Marker of Reflecting mPAP in CTD-PH
- Abstract Number: 0906
Measurement of Vertebral Hounsfield Units in Low Dose Computed Tomography – a Reliable Methodology for Assessing Bone Mineral Density at the Vertebral Level in Patients with Radiographic Axial Spondyloarthritis
- Abstract Number: 1024
Medical Care Seeking Is Frequent and Associated with Overuse of Low-Value Care for Low Back Pain in Portugal: Results from a Nationwide Population-Based Study
- Abstract Number: 0767
Medication Use in Pediatric Lupus in the Childhood Arthritis and Rheumatology Research Alliance Registry
- Abstract Number: 0067
Mendelian Randomisation Analysis of Protein Quantitative Trait Loci with Ankylosing Spondylitis Reveals Causative Involvement of Key Effector Proteins and Pathways
- Abstract Number: 1488
Metabolic Alterations of Systemic Lupus Erythematosus NK Cells Determine Response to Anti-CD38 and Anti-SLAMF7 Monoclonal Antibodies
- Abstract Number: 0006
Metabolic Characteristics of Age-related B Cells in Lupus-prone Mice and Effects on Follicular Helper T Cells
- Abstract Number: 0551
Metabolic Intermediate Dimethyl-Alpha-Ketoglutarate Is a Novel Repressor of Pathogenic Myofibroblast Reprogramming and Skin Fibrosis in Systemic Sclerosis
- Abstract Number: 1476
Metabolic Reprogramming: Inhibiting Osteoarthritis-induced Expression of the Pyruvate Dehydrogenase Kinase Preserves Mitochondrial Respiration
- Abstract Number: 0943
Metabolomic Profiling of Synovial Tissue of Patients with Osteoarthritis
- Abstract Number: 0027
Metabolomic Study of Rheumatoid Arthritis Using 1H Nuclear Magnetic Resonance (1H NMR)
- Abstract Number: 1054
Metabolomics as an Innovative Tool for Cardiac Risk Stratification in Patients with Rheumatic Diseases: Results from a Pilot Study
- Abstract Number: 1929
Metabolomics Identifies Early Mechanisms of Atherogenic Dyslipidaemia in Juvenile-SLE Patients Associated with Inflammation
- Abstract Number: 1912
Meteorological Variables Have Different Effect on Core Measures of Disease Activity in Patients with Rheumatoid Arthritis
- Abstract Number: 0482
Metformin Use Reduces the Risk of Developing Osteoarthritis: A Propensity Score Matching Study
- Abstract Number: 1532
Methotrexate Hampers Immunogenicity to BNT162b2 mRNA COVID-19 Vaccine in Immune-Mediated Inflammatory Disease
- Abstract Number: 0261
Methotrexate Withdrawal and Outcomes in Participants with Well-controlled Non-systemic JIA Within the CARRA Registry
- Abstract Number: 1622
Mind the Gap: The Experience of Adolescents in a Rheumatology Transition Clinic
- Abstract Number: 1244
Mindfulness-Based Stress Reduction (MBSR) to Improve Patient-Related Outcomes (PROs) in Patients with Rheumatoid Arthritis in Clinical Remission but Elevated Negative PROs: A Pragmatic Pilot Study
- Abstract Number: 1669
Minimal Erosive Volume Needed for Radiographic Identification of Erosions in the Metacarpophalangeal Joints in Rheumatoid Arthritis. a Comparative Analysis of High Resolution Peripheral Quantitative Computed Tomography and Conventional Radiography
- Abstract Number: 0923
Minimal Impact of the COVID-19 Pandemic on Patient-Reported Disease Activity and Health-Related Quality of Life in Patients with Ankylosing Spondylitis Receiving Bimekizumab: Post Hoc Analyses from a Phase 2b Study
- Abstract Number: 0705
Mitochondrial Calcification-Induced Inflammation in Human Skeletal Muscle and Immune Cells
- Abstract Number: 0973
Modeling of Clinical Phenotypes in SLE Based on Platelet Transcriptomic Analysis and FCGR2a Biallelic Variants
- Abstract Number: 0840
Modelling of Disease Activity in Patients with Inflammatory Arthropathies Treated with Etanercept Originator or Biosimilar as First-Line Biologic: A Real-World Observational Study Using the OPAL Dataset
- Abstract Number: 1432
Modulation of Auto-Inflammation with a Novel Selective Cyclic GMP-AMP Synthase (cGAS) Inhibitor in a Trex1-/- Model
- Abstract Number: 0531
Molecular Heterogeneity Between Different Classes of Lupus Nephritis as Revealed by Kidney Biopsy Proteomics
- Abstract Number: 1000
Molecular Mechanism of Inhibition of CD38 in Attenuation of Monosodium Urate Crystal-induced Inflammatory Responses in Macrophages
- Abstract Number: 1501
Molecular Modelling Predicts Inhibition of Functional Effects of Anti-thrombin III on Factor Xa Mediated Complement Activation by Anti- Factor Xa IgG in SLE and APS
- Abstract Number: 0057
Molecular Profiling of Radiographic Axial Spondyloarthritis Patients Reveals an Association Between Innate and Adaptive Cell Populations and Therapeutic Response to Adalimumab
- Abstract Number: 1040
Monoclonal Gammopathy in Autoimmune Diseases: Analysis and Follow-up of 160 Cases in a Tertiary Center in China
- Abstract Number: 1108
More Frequent, Earlier Hip Involvement and Poor Outcome in Spondyloarthritis Associated with Familial Mediterranean Fever
- Abstract Number: 1724
More Than 50% of Women with Chronic Rheumatic Inflammatory Diseases Present an Unfavorable Pregnancy Outcome: A Descriptive Analysis of the National French Healthcare Database
- Abstract Number: 1196
Morning Stiffness Already Associates with Systemic Inflammation and Subclinical Joint Inflammation in the Pre-RA Phase of Arthralgia
- Abstract Number: 1296
Mortality and Survival in Argentinian Lupus Patients: A Multicenter Study
- Abstract Number: 0110
Mortality in 2020 Due to COVID-19 in U.S. Adults with Rheumatic Diseases: Data from a Large, National, Multi-Rheumatic Disease Registry
- Abstract Number: 1899
Mortality in Patients with Sub-Optimally Treated Gout in the Veteran’s Health Administration: A National Retrospective Cohort Study
- Abstract Number: 1556
Mortality Rate Related to COVID-19 in Rheumatic and Musculoskeletal Diseases (RMDs)
- Abstract Number: 0105
Most Patients with Spondylitis Accept COVID-19 Vaccination and Few Experience Disease Exacerbation After Immunization
- Abstract Number: 0791
Most Rheumatoid Arthritis (RA) Patients from Routine Care Reported in 2008-2021 Have Improved Outcomes vs Earlier Eras, but Most Remain in Moderate/high Disease Activity Rather Than Low Activity/remission: Are New Strategies for Earlier Treatment Needed in Addition to New Agents?
- Abstract Number: 0898
MRI Vertebral Corner Inflammation and Fat Deposition Are Associated with Whole Spine Low Dose CT Detected Syndesmophytes: A Multilevel Analysis
- Abstract Number: 0118
Multidimensional Phenotypes of Sleep Quality Using the Pittsburg Quality Sleep Index and Associations Among Sleep Dimensions and Symptoms in Women Diagnosed with Fibromyalgia
- Abstract Number: 0883
Multimorbidity Burden in Systemic Lupus Erythematosus: A Nationwide Study
- Abstract Number: 1049
Multimorbidity Differences Between Systemic Lupus Erythematosus Patients and Comparators in Different Age Groups: A Large Nationwide US Study
- Abstract Number: 1042
Multimorbidity Prevalence in Systemic Lupus Erythematosus: A Population-Based Study
- Abstract Number: 1434
Multiomic Study of Skin, Peripheral Blood and Serum: Is Serum Proteome a Reflection of Disease Process at the End-Organ Level in Systemic Sclerosis?
- Abstract Number: 1495
Multiplexed Profiling of Treatment Naïve Cutaneous Lupus Skin Stratified by Patient Response to Antimalarials
- Abstract Number: 1640
Multisystem Inflammatory Syndrome in Children at Two Tertiary Hospitals in Cape Town, South Africa: Clinical Phenotype and Distinguishing Features from Similar Acute Inflammatory Conditions
- Abstract Number: 1630
Multisystem Inflammatory Syndrome in Children: Clinical Characteristics and Predictors for Length of Hospitalization
- Abstract Number: 0208
Musculoskeletal Immune-Related Adverse Effects of Immune Checkpoint Inhibitors at a Single Site in a Hispanic Population in Puerto Rico
- Abstract Number: 1193
Musculoskeletal Ultrasound Instruction in US and Canadian Pediatric Rheumatology Fellowship Programs
- Abstract Number: 0849
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome: Creating a Foundation for Linking Patient Reported Outcomes Measures with the International Classification of Functioning, Disability and Health
- Abstract Number: 0706
Mycophenolate Mofetil and Methotrexate Efficacy in Dermatomyositis
- Abstract Number: 1490
Myeloid and B Cell Transcriptional Phenotypes Reveal Race Dependent Differences in Early Autoimmunity
- Abstract Number: 0435
Myeloperoxidase Activity in Individuals with Antineutrophil Cytoplasmic Antibodies (ANCA) Can Be Inhibited by RLS-0071
- Abstract Number: 0722
Myostatin in Idiopathic Inflammatory Myopathies: Seric Assessment and Disease Activity
ACR Convergence 2021
November 5-9, 2021. All Virtual.