Abstracts tagged "Antibodies"

Abstract Number: 700 • 2018 ACR/ARHP Annual Meeting
Immunogenicity of Originator and Biosimilar Infliximab: Anti-Drug Antibody Occurence, Cross-Reactivity and Epitope Specificities across Six Diseases. Analyses from a Norwegian Randomized Switching Trial
Guro Løvik Goll¹, Nils Bolstad², Ines Iria^3,4, Rolf Klaasen⁵, Kristin Kaasen Jørgensen⁶, Inge C Olsen⁷, Ana Valido⁸, Maria J Saavedra⁹, João E. Fonseca¹⁰, Merete Lorentzen¹¹, Cato Mork¹², Knut EA Lundin¹³, David J Warren¹⁴, Espen A. Haavardsholm¹⁵, Jorgen Jahnsen¹⁶, Tore Kvien¹⁵ and João Gonçalves¹⁷, ¹Department of Rheumathology, Diakonhjemmet Hospital, Oslo, Norway, ²Department of Medical Biochemistry,, OUS-Radiumhospitalet, Oslo, Norway, ³Dept Pharmacology, Faculdade de Farmacia da Universidade de Lisboa, Lisbon, Portugal, ⁴iMed- Research Institute for medicines, Lisbon, Portugal, ⁵Dartment of Medical Biochemistry, OUS-Radiumhospitalet, Oslo, Norway, ⁶Dept Gastroenterology, Akershus University Hospital, Lørenskog, Norway, ⁷Department of Rheumatology, Diakonhjemmet Hospital, Oslo, Norway, ⁸Rheumatology, Centro Hospitalar Lisboa Norte, Lisbon, Portugal, ⁹Rheumatology and Metabolic Bone Diseases, Hospital de Santa Maria, CHLN, Lisbon, Portugal, ¹⁰Serviço de Reumatologia e Doenças Ósseas Metabólicas, Hospital de Santa Maria, CHLN, Instituto de Medicina Molecular, Faculdade de Medicina da Universidade de Lisboa, Lisbon, Portugal, ¹¹Dept of Dermatology, Rikshospitalet, Oslo, Norway, ¹²Dept of Cancer Research and Molecular Medicine, Norwegian University of Science and Technology, Trondheim, Norway, ¹³Dept of gastroenterology, Oslo University Hospital, Oslo, Norway, ¹⁴Department of Medical Biochemistry, OUS-Radiumhospitalet, Oslo, Norway, ¹⁵Dept. of Rheumatology, Diakonhjemmet Hospital, Oslo, Norway, ¹⁶Dept of Gastroenterology, Akershus University Hospital, Lørenskog, Norway, ¹⁷Research Institute for Medicines (iMed.ULisboa), Faculty of Pharmacy, Universidade de Lisboa, Lisboa, Portugal
Background/Purpose: The NOR-SWITCH study was funded by the Norwegian government to investigate switching from originator infliximab (INX) to biosimilar CT-P13, in spondyloarthritis (SpA), rheumatoid arthritis…
Abstract Number: 814 • 2018 ACR/ARHP Annual Meeting
NON Diffuse SSc, Peripheral Neuropathy, Concomitant Sjogren Syndrome and ANTI-RNA Polymerase III Represent Risk Factors for the Higher Frequency of Cancer in a Large Single Cohort of Patients with Systemic Sclerosis
Ana Paula Luppino-Assad¹, Adriana Bortoluzzo², Henrique Carriço da Silva³, Danieli Andrade⁴ and Percival Sampaio-Barros⁴, ¹Rheumatology, Hospital das Clinicas HCFMUSP, Faculdade de Medicina, Universidade de Sao Paulo, Sao Paulo, SP, BR., sao paulo, Brazil, ²c Instituto Insper de Educação e Pesquisa, São Paulo, SP, Brasil, sao paulo, Brazil, ³Rheumatology, Hospital das Clinicas HCFMUSP, Faculdade de Medicina, Universidade de Sao Paulo, Sao Paulo, SP, BR., SAO PAULO, Brazil, ⁴Rheumatology, Hospital das Clinicas HCFMUSP, Faculdade de Medicina, Universidade de Sao Paulo, Sao Paulo, SP, BR., São Paulo, Brazil
Background/Purpose: A higher prevalence of cancer has been described in patients with systemic sclerosis (SSc), but the magnitude of this risk and the type of…
Abstract Number: 999 • 2018 ACR/ARHP Annual Meeting
Development of an Affimab Engineered to Simultaneously Target IL-6 and Tnfα for Therapeutic Use in Rheumatoid Arthritis
Kyu-Tae Kim, Jong-Seo Lee and Bong-Kook Ko, AbClon Inc., Seoul, Korea, Republic of (South)
Background/Purpose: Antibodies may be functionalized using Affibody® molecules to create bispecific AffiMabs. We used protein engineering to develop single-construct biologics suitable for blocking inflammation driven…
Abstract Number: 1223 • 2018 ACR/ARHP Annual Meeting
Reduced Antibody Titers Against Pertussis in Rheumatoid Arthritis
Caitlyn L. Holmes¹, Chloe Peyton², Amy Bier³, Tobias Donlon², Christie M. Bartels⁴ and Miriam A. Shelef^5,6, ¹University of Wisconsin - Madison, Madison, WI, ²University of Minnesota Medical School, Minneapolis, MN, ³Stritch School of Medicine of Loyola University Chicago, Chicago, IL, ⁴Rheumatology/Medicine, University of Wisconsin - Madison, Madison, WI, ⁵Department of Medicine, Division of Rheumatology, University of Wisconsin - Madison, Madison, WI, ⁶William S. Middleton Memorial Veterans Hospital, Madison, WI
Background/Purpose: Patients with rheumatoid arthritis, an autoimmune disease affecting ~1% of the population, have an increased risk of infection. Interestingly, data are mixed for response…
Abstract Number: 1310 • 2018 ACR/ARHP Annual Meeting
Diagnostic Utility of Myositis Antibodies in Patients with Interstitial Lung Disease and Suspected Underlying Connective Tissue Disease
Verónica Wolff¹, Juan Maya², Carolina Cuéllar³, Matías Florenzano¹, Alexis Peralta⁴ and Viviana Balboa⁴, ¹Rheumatic Lung diseases Unit, Instituto Nacional del Tórax, Santiago, Chile, ²Rheumatology Unit, Hospital del Salvador. Facultad de Medicina. Universidad de Chile, Santiago, Chile, ³Rheumatology Section, Hospital del Salvador, Universidad de Chile, SANTIAGO, Chile, ⁴Laboratorio Inmunología, Hospital Del Salvador, SANTIAGO, Chile
Background/Purpose: Interstitial Lung Disease (ILD) is a common manifestation of Connective Tissue Diseases (CTD), mainly Systemic sclerosis (SSc), Rheumatoid Arthritis and Idiopathic Inflammatory Myositis (IIM)…
Abstract Number: 1343 • 2018 ACR/ARHP Annual Meeting
A Novel Autoantibody Against DNA Damage Binding Protein-1 in Idiopathic Inflammatory Myopathy
Yuji Hosono^1,2, Ran Nakashima¹, Koji Kitagori¹, Kosaku Murakami¹, Hajime Yoshifuji¹, Koichiro Ohmura³ and Tsuneyo Mimori¹, ¹Department of Rheumatology and Clinical Immunology, Graduate School of Medicine, Kyoto University, Kyoto, Japan, ²National Institute of Arthritis and Musculoskeletal and Skin Diseases, National Institutes of Health, Bethesda, MD, ³Department of Rheumatology and Clinical Immunology, Department of Rheumatology and Clinical Immunology, Graduate School of Medicine, Kyoto University, Kyoto, Japan
Background/Purpose: Many kinds of autoantibodies are detected in idiopathic inflammatory myopathy (IIM) patients. Some of them are useful to diagnose, predict the clinical course, and…
Abstract Number: 1344 • 2018 ACR/ARHP Annual Meeting
Anti-Splicing Factor Proline/Glutamine-Richautoantibodies Rarely Co-Exist with Anti-Melanoma Differentiation-Associated Gene 5 Autoantibodies in a Cohort of Dermatomyositis Patients from the United States
Yuji Hosono¹, Iago Pinal-Fernandez¹, Katherine Pak¹, Jemima Albayda², Eleni Tiniakou³, Julie J. Paik⁴, Christopher A. Mecoli⁵, Sonye K. Danoff⁶, Lisa Christopher-Stine⁶ and Andrew Mammen^1,7, ¹National Institute of Arthritis and Musculoskeletal and Skin Diseases, National Institutes of Health, Bethesda, MD, ²Johns Hopkins University School of Medicine, Baltimore, MD, ³Division of Rheumatology, Johns Hopkins University School of Medicine, Baltimore, MD, ⁴Rheumatology, Johns Hopkins University School of Medicine, Baltimore, MD, ⁵Internal Medicine/Rheumatology, Johns Hopkins University, Baltimore, MD, ⁶Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, ⁷Neurology, Johns Hopkins University School of Medicine, Baltimore, MD
Background/Purpose: Anti-melanoma differentiation-associated gene 5 (MDA5) autoantibodies are common among Japanese dermatomyositis (DM) and clinically amyopathic DM (CADM) patients who develop rapidly progressive interstitial lung…
Abstract Number: 1551 • 2018 ACR/ARHP Annual Meeting
Anti-Drug Antibodies to Certolizumab Pegol Are Assiciated with Low Drug Levels and Reduced Clinical Response at 3 Months in Patients with Inflammatory Joint Diseases
Johanna Gehin¹, Guro Løvik Goll², Silje Watterdal Syversen², David J Warren¹, Joseph Sexton³, Eldri Kvein Strand⁴, Tore Kvien⁵, Elisabeth Lie² and Nils Bolstad⁶, ¹Department of Medical Biochemistry, OUS-Radiumhospitalet, Oslo, Norway, ²Rheumatology, Diakonhjemmet Hospital, Oslo, Norway, ³Dept. of Rheumatology, Diakonhjemmet Hospital, Oslo, Norway, ⁴Lillehammer Revmatismesykehus, Lillehammer, Norway, ⁵NOR-DMARD, EuroSpA Research Collaboration Network, Oslo, Norway, ⁶Department of Medical Biochemistry,, OUS-Radiumhospitalet, Oslo, Norway
Background/Purpose: Anti-drug antibodies (ADAb) to biological drugs predispose patients (pts) to low drug levels and lack of treatment response. For certolizumab pegol (CP) knowledge about…
Abstract Number: 1741 • 2018 ACR/ARHP Annual Meeting
Disease Duration and Autoantibodies Predict Distinct Skin Score Trajectories in Diffuse Cutaneous Systemic Sclerosis
Svetlana I. Nihtyanova¹, Alper Sari², Voon H. Ong³ and Christopher P. Denton⁴, ¹Division of Medicine, Centre for Rheumatology and Connective Tissue Diseases, University College London, London, United Kingdom, ²Rheumatology, Hacettepe University Faculty of Medicine, Ankara, Turkey, ³Division of Medicine, University College London, London, United Kingdom, ⁴University College London, London, United Kingdom
Background/Purpose: Although severity of skin involvement and change in skin thickness over time vary substantially between patients with diffuse cutaneous systemic sclerosis (dcSSc), for the…
Abstract Number: 2136 • 2017 ACR/ARHP Annual Meeting
Association of HLA-DQA1*05 with the Presence of Interstitial Lung Disease Independent of Autoantibody Status in Caucasian Patients with Polymyositis and Dermatomyositis
Adam Schiffenbauer¹, Sara Faghihi-Kashani², Terrance P. O'Hanlon¹, Willy Flegel³, Sharon Adams³, Ira N. Targoff⁴, Chester V. Oddis^5,6, Rohit Aggarwal^7,8, Lisa G Rider¹, Steven R. Ytterberg⁹, Lisa Christopher-Stine¹⁰, Sonye K. Danoff¹¹, Paul F. Dellaripa^12,13, Ejaz Shamim¹⁴, Andrew Mammen¹⁵ and Frederick W Miller¹⁶, ¹Environmental Autoimmunity Group, NIEHS, NIH, Bethesda, MD, ²Environmental Autoimmunity Group, National Institute of Environmental Health, Bethesda, MD, ³Department of Transfusion Medicine, National Institutes of Health, Bethesda, MD, ⁴VA Medical Center, University of Oklahoma Health Sciences Center, Oklahoma Medical Research Foundation, Oklahoma City, OK, ⁵Rheumatology/Clinical Immunology, Unviersity of Pittsburgh/University of Pittsburgh Medical Center, Pittsburgh, PA, ⁶Rheum/Clinical Immunology, University of Pittsburgh, Pittsburgh, PA, ⁷Pediatria II, Reumatologia, PRINTO, Istituto Giannina Gaslini, Genoa, Italy, ⁸Department of Medicine / Rheumtology, University of Pittsburgh Medical Center, Pittsburgh, PA, ⁹Rheumatology, Mayo Clinic, Rochester, MN, ¹⁰Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, ¹¹Medicine/Pulmonary, Johns Hopkins University, Baltimore, MD, ¹²Rheumatology, Immunology and Allergy, Brigham and Women's Hospital, Boston, MA, ¹³Division of Rheumatology, Immunology, and Allergy, Brigham and Women's Hospital, Boston, MA, ¹⁴9. Department of Neurology, Mid-Atlantic Permanente Research Institute, Kaiser Permanente, Rockville, MD, ¹⁵Muscle Diseases Unit, National Institute of Arthritis and Musculoskeletal and Skin Diseases. National Institutes of Health, Bethesda, MD, ¹⁶Clinical Research Branch / Environmental Autoimmunity Group, NIH, Bethesda, MD
Background/Purpose: Interstitial lung disease (ILD) is a frequent complication and a major contributor to mortality and morbidity in polymyositis and dermatomyositis (PM/DM). Prior studies have…
Abstract Number: 2139 • 2017 ACR/ARHP Annual Meeting
Analysis of Required Dose of Corticosteroid As Maintenance Therapy and Related Factors in Patients with Polymyositis/Dermatomyositis
Eri Watanabe¹, Takahisa gono¹, Shinji Watanabe¹, Hiroki Yabe¹, Masataka Kuwana² and Chihiro Terai¹, ¹Department of Rheumatology, Saitama Medical Center, Jichi Medical University, Saitama, Japan, ²Department of Allergy and Rheumatology, Nippon Medical School Graduate School of Medicine, Tokyo, Japan
Background/Purpose: PM and DM are inflammatory myopathies, sometimes complicated by interstitial lung disease (ILD), myocarditis, arthritis, and malignancies. The intensity of immunosuppressive therapies depends on…
Abstract Number: 2318 • 2017 ACR/ARHP Annual Meeting
Measurement of Serum Infliximab and Antibody Levels As an Adjunct to Clinical Decision Making Regarding Infliximab Therapy
Eileen Pagano¹, Myriam Kline² and B. Anne Eberhard³, ¹Pediatric Rheumatology, Cohen Children's Medical Center of New York, New Hyde Park, NY, ²Biostatistics Unit, Feinstein Institute for Medical Research, Northwell Health, Manhasset, NY, ³Pediatric Rheumatology, Cohen Children's Medical Center of New York, Lake Success, NY
Background/Purpose: Infliximab (IFX) is a chimeric monoclonal antibody against tumor necrosis factor alpha (TNF-a). It is known to be effective and often used in the…
Abstract Number: 2876 • 2017 ACR/ARHP Annual Meeting
Analysis of Autoantibody Reactivity to the Complete Human Peptidome By Phage Immunoprecipitation Sequencing Does Not Identify a Predominant Novel Autoantibody in Sjogren’s Syndrome
Tiezheng Yuan¹, Michelle Petri², Alan N. Baer³ and H. Benjamin Larman¹, ¹Pathology (Immunology), Johns Hopkins University School of Medicine, Baltimore, MD, ²Medicine (Rheumatology), Division of Rheumatology, Johns Hopkins University School of Medicine, MD, USA, Baltimore, MD, ³Medicine (Rheumatology), Johns Hopkins University School of Medicine, Baltimore, MD
Background/Purpose: An unbiased and comprehensive approach to the analysis of Sjögren’s syndrome (SS) antibody repertoires would provide important data on its pathogenesis. Phage ImmunoPrecipitation sequencing…
Abstract Number: 132 • 2017 ACR/ARHP Annual Meeting
Occupational Physical Workload and Development of Anti-Collagen Type II Antibodies in Rheumatoid Arthritis Patients
Pingling Zeng¹, Lars Alfredsson², Lars Klareskog³, Mohammed Mullazehi⁴, Saedis Saevarsdottir⁵, Camilla Bengtsson⁶ and Johan Rönnelid⁷, ¹Institute of Environmental Medicine, Institute of Environmental Medicine, Karolinska Institute, Stockholm, Sweden, Stockholm, Sweden, ²The Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden, ³Dept. of Medicine, Rheumatology Unit, Karolinska Institutet, Karolinska University Hospital, Stockholm, Sweden, ⁴Department of Immunology, Genetics and Pathology,Uppsala University, Uppsala, Sweden, Uppsala, Sweden, ⁵Karolinska Institute and Karonlinska University Hospital, Stockholm, Sweden, ⁶Inst of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden, ⁷Department of Immunology Genetics and Pathology, Uppsala University, Uppsala, Sweden
Background/Purpose: We have previously observed an association between exposure to occupational physical workload (PW) and risk of developing rheumatoid arthritis (RA)[1].We posit that PW could…
Abstract Number: 521 • 2017 ACR/ARHP Annual Meeting
Update on the Clinical Phase 1 and Phase 2 Trials Investigating the Fully Human Immunocytokine Dekavil (F8IL10) in Patients with Rheumatoid Arthritis
Mauro Galeazzi¹, Gian Domenico Sebastiani², Jürgen Wollenhaupt³, Jean Dudler⁴, Christof Specker⁵, Reinhard Voll⁶, Pascal Zufferey⁷, Piercarlo Sarzi Puttini⁸, Ombretta Viapiana⁹ and Franziska Bootz¹⁰, ¹Rheumatology, University Hospital of Siena, Siena, Italy, ²Rheumatology, San Camillo Forlanini Hospital, Roma, Italy, ³Division of Reheumatology, Schoen-Klinik Hamburg-Eilbek Teaching Hospital of the University of Hamburg, Hamburg, Germany, ⁴Rheumatology, Cantonal Hospital Fribourg, Fribourg, Switzerland, ⁵Rheumatology, St. Josef Krankenhaus, Universitätsklinikum Essen, Esssen, Germany, ⁶Clinic for Rheumatology and Clinical Immunology, Medical Center University of Freiburg, Freiburg, Germany, ⁷Department of Rheumatology, University Hospital Lausanne, Lausanne, Switzerland, ⁸Rheumatology, Luigi Sacco Hospital, Milan, Italy, ⁹University Hospital Verona, Verona, Italy, ¹⁰Clinical Department, Philochem AG (Philogen Group), Otelfingen, Switzerland
Background/Purpose: The antibody-based targeted pharmacodelivery of cytokines by means of immunocytokines has the potential to enhance therapeutic activity at the site of disease while sparing…