Abstracts tagged "immunology"

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
Fatima Barbar-Smiley¹, Danlei Zhou², Joanne Drew², Bi Zhou², Cagri Yildirim-Toruner², Vidya Sivaraman³, Wael Jarjour⁴, Stacy Ardoin² and Chack-Yung Yu⁵, ¹Nationwide Children's Hospital/The Ohio State University, Columbus, OH, ²Nationwide Children's Hospital, Columbus, OH, ³Nationwide Children's Hospital, Bexley, OH, ⁴The Ohio State University, Columbus, OH, ⁵Abigail Wexner Research Institute at Nationwide Children's Hospital, Columbus, OH
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
Michael Lovy¹ and Andrew Dulalia¹, ¹Desert Oasis Healthcare, Palm Springs, CA
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
Ann Cavers¹, Yesim Ozguler², Olivier Manches³, Arshed Al-Obeidi¹, Hua Zhong¹, Beatrix Ueberheide¹, Gülen Hatemi⁴, Matthias Kugler¹ and Johannes Nowatzky⁵, ¹NYU School of Medicine, New York, ²Istanbul University Cerrahpaşa Medical School, Istanbul, Turkey, ³Inserm, U 1209, Grenoble, France, ⁴Istanbul University‒Cerrahpaşa, Cerrahpaşa Medical School and Behçet’s Disease Research Center, Istanbul, Turkey, ⁵New York University School of Medicine, New York, NY
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
Morten Aagaard Nielsen¹, Kristian Juul-Madsen², John Stegmayr³, Chao Gao⁴, Tue Wenzel Kragstrup¹, Malene Hvid¹, Thomas Vorup-Jensen¹, Richard Cummings⁵, Hakon Leffler³ and Bent Deleuran¹, ¹Aarhus University, Aarhus, Denmark, ²Aarhus University, Aarhus, Midtjylland, Denmark, ³Lund University, Lund, Sweden, ⁴Beth Israel Deaconess Medical Center Harvard Medical School, Boston, MA, ⁵Beth Israel Deaconess Medical Center Harvard Medical School, Boston
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)
Juergen Rech¹, Hannah Schenker², Koray Tascilar¹, Melanie Hagen², Arnd Kleyer¹, David Simon¹, Larissa Valor Mendez², Verena Schoenau³, Jutta Prade⁴, Marina Sergeeva⁴, Mageshvar Sulvakumar⁵, Sandra Strobelt⁴, Laura Konerth⁴, Frank Behrens⁶, Christoph Baerwald⁷, Stephanie Finzel⁸, Reinhard Voll⁹, Axel Hueber¹⁰, Julie Roesch¹¹, Eugen Feist¹², José A. P. da Silva¹³, Arnd Doerfler¹¹, Nemanja Damjanov¹⁴, Andreas Hess¹⁵ and Georg Schett¹⁶, ¹Department of Internal Medicine 3, Friedrich-Alexander University (FAU) Erlangen-Nuremberg and Universitätsklinikum Erlangen, Erlangen, Bayern, Germany, ²Department of Internal Medicine 3 - Rheumatology and Immunology, Friedrich-Alexander University (FAU) Erlangen-Nürnberg and Universitätsklinikum Erlangen, 91054, Erlangen, Germany, Erlangen, Germany, ³Department of Internal Medicine 3 - Rheumatology and Immunology, Friedrich-Alexander University (FAU) Erlangen-Nürnberg and Universitätsklinikum Erlangen, 91054, Erlangen, Germany, Erlangen, ⁴Institute for Experimental Pharmacology, Erlangen, Germany, ⁵Insitute for Experimental Pharmacology , Fau Erlangen-Nürnberg, Erlangen, Germany, ⁶CIRI/Rheumatology & Fraunhofer TMP, Goethe University, Frankfurt, Germany, ⁷Uniklinik Leipzig, Medizinische Klinik III - Bereich Rheumatologie, Leipzig, Germany, ⁸Universitätsklinikum Freiburg, Klinik für Rheumatologie und Klinische Immunologie, Freiburg, Germany, ⁹Universitätsklinikum Freiburg, Klinik für Rheumatologie und Klinische Immunologie, Freibrug, ¹⁰Section Rheumatology, Sozialstiftung Bamberg, Bamberg, Germany, ¹¹Abteilung für Neuroradiologie, Friedrich-Alexander University (FAU) Erlangen-Nürnberg and Universitätsklinikum Erlangen, 91054, Erlangen, Germany, Erlangen, Germany, ¹²Department of Rheumatology, Helios Vogelsang-Gommern, Vogelsang-Gommern, Germany, ¹³9.Centro Hospitalar e Universitário Coimbra (Rheumatology Department), Coimbra, Portugal, Coimbra, Portugal, ¹⁴University of Belgrade Medical School, Belgrade, Serbia, ¹⁵Institute for Experimental Pharmacology, Erlangen, ¹⁶Friedrich-Alexander-Universität Erlangen- Nuremberg, Erlangen, Germany
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
Jennifer Hanberg¹, Kathleen Akgun², Liana Fraenkel³, Evelyn Hsieh² and Amy Justice⁴, ¹Yale University School of Medicine; West Haven VA, Boston, MA, ²Yale University School of Medicine; West Haven VA, New Haven, CT, ³Yale School of Medicine; West Haven VA; Berkshire Medical Center, Lenox, MA, ⁴Yale University School of Medicine; Yale School of Public Health; West Haven VA, West Haven, CT
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
Stéphanie de Montjoye¹, Tatiana Sokolova¹, Emilie Sapart¹, Bernard Lauwerys², Stéphanie Dierckx³, Christine Galant⁴, Laurent Meric de Bellefon¹, Adrien Nzeusseu Toukap⁵, Clément Triaille⁶ and Patrick Durez⁷, ¹Rheumatology, Cliniques Universitaires Saint-Luc – Université catholique de Louvain (UCL) – Institut de Recherche Expérimentale et Clinique (IREC), Brussels, Belgium, ²Paediatric Rheumatology International Trials Organisation (PRINTO), Genoa, Italy, ³Rheumatology, CHU Mont-Godinne, Mont Godinne, Belgium, ⁴3Pathology, Cliniques universitaires Saint-Luc - Université Catholique de Louvain - Institut de Recherche Expérimentale et Clinique (IREC), Brussels, Belgium, Brussels, Belgium, ⁵1Department of Rheumatology, Cliniques Universitaires Saint Luc, 2Institut de recherche expérimentale et clinique (IREC), Brussels, Belgium, ⁶Rheumatology, Cliniques universitaires Saint-Luc - Université Catholique de Louvain - Institut de Recherche Expérimentale et Clinique (IREC), Brussels, Belgium, Brussels, Belgium, ⁷Division of Rheumatology, Cliniques Universitaires Saint-Luc, Bruxelles, Belgium
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
Sarah Pringle¹, Bert van der Vegt¹, Xiaoyan Wang¹, Nico van Bakelen¹, Arjan Vissink¹, Frans Kroese² and Hendrika Bootsma², ¹UMCG, Groningen, ²University Medical Centre Groningen, Groningen, Netherlands
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
Juergen Rech¹, Hannah Schenker², Koray Tascilar¹, Melanie Hagen², Larissa Valor Mendez², Verena Schoenau³, Marina Sergeeva⁴, Jutta Prade⁴, Mageshvar Sulvakumar⁵, Laura Konert⁶, Arnd Kleyer¹, David Simon¹, Sandra Strobelt⁴, Frank Behrens⁷, Christoph Baerwald⁸, Stephanie Finzel⁹, Reinhard Voll¹⁰, Axel Hueber¹¹, Eugen Feist¹², Julie Roesch¹³, José A. P. da Silva¹⁴, Arnd Doerfler¹³, Nemanja Damjanov¹⁵, Andreas Hess¹⁶ and Georg Schett¹⁷, ¹Department of Internal Medicine 3, Friedrich-Alexander University (FAU) Erlangen-Nuremberg and Universitätsklinikum Erlangen, Erlangen, Bayern, Germany, ²Department of Internal Medicine 3 - Rheumatology and Immunology, Friedrich-Alexander University (FAU) Erlangen-Nürnberg and Universitätsklinikum Erlangen, 91054, Erlangen, Germany, Erlangen, Germany, ³Department of Internal Medicine 3 - Rheumatology and Immunology, Friedrich-Alexander University (FAU) Erlangen-Nürnberg and Universitätsklinikum Erlangen, 91054, Erlangen, Germany, Erlangen, ⁴Institute for Experimental Pharmacology, Erlangen, Germany, ⁵Insitute for Experimental Pharmacology, FAU Erlangen-Nuremberg, Erlangen, Germany, ⁶Institute for Experimental Pharmacology, FAU Erlangen-Nürnberg, Erlangen, ⁷CIRI/Rheumatology & Fraunhofer TMP, Goethe University, Frankfurt, Germany, ⁸Uniklinik Leipzig, Medizinische Klinik III - Bereich Rheumatologie, Leipzig, Germany, ⁹Universitätsklinikum Freiburg, Klinik für Rheumatologie und Klinische Immunologie, Freiburg, Germany, ¹⁰Universitätsklinikum Freiburg, Klinik für Rheumatologie und Klinische Immunologie, Freibrug, ¹¹Section Rheumatology, Sozialstiftung Bamberg, Bamberg, Germany, ¹²Department of Rheumatology, Helios Vogelsang-Gommern, Vogelsang-Gommern, Germany, ¹³Abteilung für Neuroradiologie, Friedrich-Alexander University (FAU) Erlangen-Nürnberg and Universitätsklinikum Erlangen, 91054, Erlangen, Germany, Erlangen, Germany, ¹⁴9.Centro Hospitalar e Universitário Coimbra (Rheumatology Department), Coimbra, Portugal, Coimbra, Portugal, ¹⁵Belgrade University School of Medicine, Belgrade, Serbia, ¹⁶Institute for Experimental Pharmacology, Erlangen, ¹⁷Friedrich-Alexander-Universität Erlangen- Nuremberg, Erlangen, Germany
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
Ronald van Vollenhoven¹, Tsutomu Takeuchi², Maureen Rischmueller³, Ricardo Blanco⁴, Ricardo Xavier⁵, Mark Howard⁶, Alan Friedman⁶, Yanna Song⁷ and Vibeke Strand⁸, ¹Department of Rheumatology, Amsterdam Rheumatology and Immunology Center, Amsterdam, Netherlands, ²Division of Rheumatology, Department of internal Medicine, School of Medicine, Keio University, Tokyo, Japan, ³The Queen Elizabeth Hospital and Univ of Adelaide, St Peters, South Australia, Australia, ⁴Hospital Universitario Marqués de Valdecilla, Santander, Cantabria, Spain, ⁵Hospital de Clínicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Rio Grande do Sul, Rio Grande do Sul, Brazil, ⁶AbbVie Inc., North Chicago, IL, ⁷AbbVie Inc., North Chicago,, IL, ⁸Division of Immunology/Rheumatology, Stanford University, Palo Alto, CA
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
Ashley Curran¹, Jonathan Crawford¹ and Erika Darrah¹, ¹Division of Rheumatology, Johns Hopkins University, Baltimore, MD
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
Emma Vanlieshout¹, Rashi Gupta¹, Dennisse Bonilla², Michael Kim³, Sindhu Johnson², Earl D. Silverman⁴, Linda Hiraki⁵, Zareen Ahmad⁶, Zahi Touma⁷, Arthur Bookman² and Joan Wither², ¹Krembil Research Institute, Toronto, ON, Canada, ²University of Toronto Lupus Clinic, Centre for Prognosis Studies in Rheumatic Diseases, Toronto Western Hospital, University Health Network, Toronto, ON, Canada, ³Krembil Research Insitute, Toronto, ON, Canada, ⁴Division of Rheumatology, The Hospital for Sick Children, Translational Medicine, Research Institute, The Hospital for Sick Children, and Department of Paediatrics, University of Toronto., Toronto, ON, Canada, ⁵Division of Rheumatology, The Hospital for Sick Children, Child Health Evaluative Sciences, Research Institute, The Hospital for Sick Children, and Department of Paediatrics, University of Toronto., Toronto, ON, Canada, ⁶Mount Sinai Hospital, Toronto, ON, Canada, ⁷University of Toronto Lupus Clinic, Centre for Prognosis Studies in Rheumatic Diseases, Toronto Western Hospital, University Health Network; Krembil Research Institute, Toronto, ON, Canada
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
Brian Andonian¹, David Bartlett¹, Alec Koss¹, Deborah Muoio¹, Timothy Koves¹, Eugene St Clair¹, Elizabeth Hauser¹, William Kraus¹ and Kim Huffman¹, ¹Duke University, Durham, NC
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
Kevin Winthrop¹, Leonard Calabrese², Filip Van den Bosch³, Kunihiro Yamaoka⁴, Carlo Selmi⁵, Yanna Song⁶, Barbara Hendrickson⁷, Ivan Lagunes-Galindo⁸ and Iain McInnes⁹, ¹Oregon Health & Science University, Portland, OR, ²Cleveland Clinic, Cleveland, OH, ³Ghent University Hospital, Ghent, Belgium, ⁴Kitasato University School of Medicine, Sagamihara, Kanagawa, Japan, ⁵Humanitas Research Hospital and Humanitas University, MIlan, Italy, ⁶AbbVie Inc., North Chicago,, IL, ⁷AbbVie, Inc, North Chicago, IL, ⁸AbbVie Inc., North Chicago, IL, ⁹Institute of Infection, Immunity, and Inflammation, University of Glasgow, Glasgow, United Kingdom
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
Nozima Aripova¹, Michael Duryee¹, Xiarepati Tieliwaerdi¹, Xiaoting Jiang¹, Lynell Klassen², James O'Dell¹, Bryant England¹, Ted Mikuls¹ and Geoffrey Thiele¹, ¹University of Nebraska Medical Center, Omaha, NE, ²Univerisity of Nebraska Medical Center, Omaha, NE
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…