Abstracts tagged "fibrosis"

Abstract Number: 114 • 2018 ACR/ARHP Annual Meeting
Antifibrotic Regulation By Response Gene to Complement 32 Protein
Sergei Atamas, Violeta Rus, Virginia Lockatell, Horea Rus and Irina Luzina, University of Maryland School of Medicine, Baltimore, MD
Background/Purpose: Pulmonary fibrosis is a serious problem in patients with scleroderma lung disease (SLD). Better therapies for pulmonary fibrosis are urgently needed. Identification of new…
Abstract Number: 117 • 2018 ACR/ARHP Annual Meeting
Hypomorphic A20 Expression Modulates Fibrosis Susceptibility: Implications for Systemic Sclerosis?
Swati Bhattacharyya¹, Wenxia Wang², Brian M. Jeong², Hiam Abdala-Valencia³, Roberta Goncalves Marangoni¹, Sergejs Berdnikovs Ph.D.⁴ and John Varga¹, ¹Northwestern University, Chicago, IL, ²Feinberg School of Medicine, Northwestern University, Chicago, IL, ³Northwestern University Feinberg School of Medicine, Chicago, IL, ⁴Medicine, Northwestern University, Chicago, IL
Background/Purpose: Mutiple organ fibrosis, a hallmark of systemic sclerosis (SSc), remains poorly understood. Recent GWAS have uncovered consistent genetic linkage between TNFAIP3, encoding the ubiquitin-editing…
Abstract Number: 118 • 2018 ACR/ARHP Annual Meeting
Pharmacological Inhibition of JAK/STAT Signaling By Tofacitinib Prevents Experimental Organ Fibrosis: Novel Therapy for Systemic Sclerosis
Swati Bhattacharyya¹, Wenxia Wang², Jun Wei³ and John Varga¹, ¹Northwestern University, Chicago, IL, ²Feinberg School of Medicine, Northwestern University, Chicago, IL, ³Northwestern University, chicago, IL
Background/Purpose: Synchronous fibrosis in systemic sclerosis (SSc) leads to failure of the skin, lungs and other organs, and has no effective treatments. Myofibroblast activation underlies…
Abstract Number: 121 • 2018 ACR/ARHP Annual Meeting
Inhibition of Nuclear Receptor Coactivator 3 Attenuates Fibrosis in Murine Models of Systemic Sclerosis
Sebastian Poetter¹, Clara Dees¹, Christina Bergmann¹, Andreas Ramming¹, Oliver Distler², Georg Schett³ and Jörg Distler¹, ¹Department of Internal Medicine 3 and Institute for Clinical Immunology, Friedrich-Alexander-University Erlangen-Nürnberg (FAU) and University Hospital Erlangen, Erlangen, Germany, ²Research of Systemic Autoimmune Diseases, Division of Rheumatology, University Hospital Zurich, 8952 Schlieren, Switzerland, ³Friedrich-Alexander-University Erlangen-Nuremberg (FAU), Department of Internal Medicine 3 – Rheumatology and Immunology, University Hospital Erlangen, Erlangen, Germany
Background/Purpose: Uncontrolled activation of fibroblasts releasing large amounts of extracellular matrix proteins is a key feature of systemic sclerosis (SSc). The nuclear receptor coactivators (NCOA)…
Abstract Number: 235 • 2018 ACR/ARHP Annual Meeting
Clinical Predictors and Risk of Methotrexate Induced Liver Fibrosis
Sarah Oberholtzer¹ and Lawrence Worobetz², ¹Department of Internal Medicine, University of Saskatchewan, Saskatoon, SK, Canada, ²Department of Internal Medicine, University of Saskatchewan Division of Gastroenterology, Saskatoon, SK, Canada
Background/Purpose: Methotrexate (MTX) is a highly effective therapy for patients with rheumatologic and dermatologic conditions. Its use infers significant reduction in morbidity and mortality; however,…
Abstract Number: 1112 • 2018 ACR/ARHP Annual Meeting
Downregulated Expression of Interferon Regulatory Factor 8 in Circulating Monocytes Exhibits Pro-Fibrotic Phenotype in Patients with Systemic Sclerosis
Yasushi Ototake¹, Yukie Yamaguchi¹, Miho Asami¹, Noriko Ikeda¹, Daisuke Kurotaki², Tomohiko Tamura² and Michiko Aihara¹, ¹Department of Environmental Immuno-Dermatology, Yokohama City University Graduate School of Medicine, Yokohama, Japan, ²Department of Immunology, Yokohama City University Graduate School of Medicine, Yokohama, Japan
Background/Purpose: Systemic sclerosis (SSc) is a multisystem connective tissue disease characterized by autoimmunity, vasculopathy, and excessive organ fibrosis. Although the etiology of the disease is…
Abstract Number: 1900 • 2018 ACR/ARHP Annual Meeting
FGFR3/ FGF9 Regulates the Activity of Profibrotic Cytokine and Growth Factor Pathways to Drive Fibroblast Activation and Tissue Fibrosis in Systemic Sclerosis
Debomita Chakraborty¹, Lena Summa², Thuong Trinh-Minh³, Chih-Wei Chen³, Alina Soare², Andreas Ramming⁴, Oliver Distler⁵, Georg Schett² and Jörg Distler³, ¹Department of Internal Medicine 3- Rheumatology and Immunology, Friedrich-Alexander-University Erlangen-Nürnberg (FAU) and University Hospital Erlangen, Erlangen, Germany, ²Department of Internal Medicine 3-Rheumatology and Immunology, Friedrich-Alexander-University Erlangen-Nürnberg (FAU) and University Hospital Erlangen, Erlangen, Germany, ³Department of Internal Medicine 3 – Rheumatology and Immunology, Friedrich-Alexander-University Erlangen-Nürnberg (FAU) and University Hospital Erlangen, Erlangen, Germany, ⁴Department of Internal Medicine 3 and Institute for Clinical Immunology, Friedrich-Alexander-University Erlangen-Nürnberg (FAU) and University Hospital Erlangen, Erlangen, Germany, ⁵Department of Rheumatology, University Hospital Zurich, Zurich, Switzerland
Background/Purpose: Fibroblast growth factor receptor3 (FGFR3) is a member of the family of 4 different receptors (FGFR1-4) with more than 23 identified ligands FGF1-23. Each…
Abstract Number: 1988 • 2018 ACR/ARHP Annual Meeting
Effect of Different Fucoidans on Pathological Pathways Activated in Osteoarthritic Chondrocytes and Synoviocytes
María José Lamas Vázquez¹, Rosa Meijide-Failde¹, Francisco J Blanco², Herminia Domínguez³ and Carlos Vaamonde-Garcia⁴, ¹Department of Physiotherapy, Medicine and Biological Sciences, Tissue Engineering and Regenerative Medicine group (University of A Coruña), A Coruña, Spain, ²Rheumatology Division, CIBER-BBN/ISCIII, INIBIC-Hospital Universitario A Coruña, A Coruña, Spain, ³Facultad de Ciencias. Campus de Ourense (University of Vigo), Ourense, Spain, ⁴Department of Physiotherapy, Medicine and Biological sciences, Tissue Engineering and Regenerative Medicine group (University of A Coruña), A Coruña, Spain
Background/Purpose: Osteoarthritis (OA) is a disease managed rather than cured, with a focus on alleviating its pain. Recent studies show that fucoidans, one of the…
Abstract Number: 2688 • 2018 ACR/ARHP Annual Meeting
Increased Serum Uric Acid Levels Are Associated with a Higher Risk of Digital Ulcers in Patients with Systemic Sclerosis
Han-Na Lee¹, Seung-Geun Lee¹, Eunsung Kim¹, JungHee Koh¹, Yun-Kyung Kim², Ho-Jae Kim² and Geun-Tae Kim³, ¹Division of Rheumatology, Department of Internal Medicine, Pusan National University School of Medicine, Pusan National University Hospital, Busan, Korea, Republic of (South), ²Division of Rheumatology, Department of Internal Medicine, Kosin University College of Medicine, Busan, Korea, Republic of (South), ³Kosin University College of Medicine, Busan, Korea, Republic of (South)
Background/Purpose: Endothelial cell dysfunction and/or injury are considered critical early events in the pathogenesis of vasculopathy in patients with systemic sclerosis (SSc). Hyperuricemia is known…
Abstract Number: 2691 • 2018 ACR/ARHP Annual Meeting
Increased Plasma Angiopoietin-2 in Systemic Sclerosis: Potential for Use As a Biomarker of Vasculopathy and Fibrosis
Victoria Flower^1,2, Shaney Barratt^3,4, Darren Hart⁵, Amanda MacKenzie², Jacqueline Shipley⁵, Stephen Ward² and John Pauling^1,2, ¹Department of Rheumatology, Royal National Hospital for Rheumatic Diseases, Royal United Hospitals NHS Foundation Trusts, Bath, United Kingdom, ²Centre for Therapeutic Innovations & Department of Pharmacy and Pharmacology, University of Bath, Bath, United Kingdom, ³Academic Respiratory Unit, School of Clinical Sciences, University of Bristol, Bristol, United Kingdom, ⁴North Bristol NHS Trust, Bristol, United Kingdom, ⁵Clinical Measurement Department, Royal National Hospital for Rheumatic Diseases, Royal United Hospitals NHS Foundation Trusts, Bath, United Kingdom
Background/Purpose: Angiogenic pathways are likely to contribute to pathogenesis of both vasculopathy and fibrosis in Systemic sclerosis (SSc). The angiogenic actions of Angiopoietins (pro-angiogenic Ang1…
Abstract Number: 2934 • 2018 ACR/ARHP Annual Meeting
Myocardial Microscopic Fibrosis Assessed By T1 Mapping Sequences on Cardiac Magnetic Resonance Imaging Predicts Cardiac Events in Systemic Sclerosis: Data from a Prospective Cohort Study on 40 Patients
Benjamin Terrier¹, Agnès Dechartres², Hervé Gouya³, Alexis Régent⁴, Bertrand Dunogué⁵, Pascal Cohen⁶, Alice Berezne⁷, Claire Le Jeunne⁸, Paul Legmann³, Olivier Vignaux³ and Luc Mouthon⁹, ¹National Referral Center for Rare Systemic Autoimmune Diseases, Paris Cochin, France, Paris, France, ²Epidemiology, Hotel Dieu, Paris, France, ³Radiology, Cochin hospital, Paris, France, ⁴Department of Internal Medicine, Hôpital Cochin, Assistance Publique-Hôpitaux de Paris (APHP), Université Paris Descartes, Paris, France, ⁵Internal Medicine, Department of Internal Medicine, National Referral Center for Rare Systemic Autoimmune Diseases, Hôpital Cochin, AP–HP, Université Paris Descartes, Paris, France, ⁶Department of Internal Medicine, INSERM Unité 1016, Centre de Référence pour les Maladies Auto-immunes Rares, Hôpital Cochin, Université Paris Descartes, Sorbonne Paris Cité, Paris, France, ⁷Internal Medicine, CH Annecy, Annecy, France, ⁸Department of Internal Medicine, National Referral Center for Rare Systemic Autoimmune Diseases, Hôpital Cochin, AP–HP, Université Paris Descartes, Paris, France, ⁹Department of Internal Medicine, INSERM Unité 1016, Centre de Référence pour les Maladies Auto-immunes Rares, National Referral Center for Rare Systemic Autoimmune Diseases, Paris Cochin, France, Paris, France
Background/Purpose: Studies have shown that myocardial involvement may occur in systemic sclerosis (SSc) and lead to cardiac failure. We showed previously that cardiac magnetic resonance…
Abstract Number: 2950 • 2018 ACR/ARHP Annual Meeting
10X Genomics-Based Single-Cell RNA-Seq Analysis Identifies a Transcriptional Landscape of Inflammation and Fibrosis in Lupus Nephritis
Hemant Suryawanshi¹, Evan Der², Pavel Morozov¹, Robert M. Clancy³, Beatrice Goilav⁴, H. Michael Belmont³, Peter M. Izmirly⁵, Nicole Bornkamp⁶, Nicole Jordan⁷, Ming Wu³, Judith A. James⁸, Joel M. Guthridge⁹, Soumya Raychaudhuri¹⁰, Jill P. Buyon³, Chaim Putterman² and Thomas Tuschl¹, ¹Howard Hughes Medical Institute and The Rockefeller University, New York, NY, ²Albert Einstein College of Medicine, Bronx, NY, ³NYU School of Medicine, New York, NY, ⁴Division of Nephrology, Children's Hospital at Montefiore, Albert Einstein College of Medicine, Bronx, NY, ⁵Rheumatology, NYU School of Medicine, New York, NY, ⁶Medicine, NYU School of Medicine, New York, NY, ⁷Division of Rheumatology, Albert Einstein College of Medicine, Bronx, NY, ⁸Oklahoma Medical Research Foundation, Oklahoma City, OK, ⁹Arthritis and Clinical Immunology, Oklahoma Medical Research Foundation, Oklahoma City, OK, ¹⁰Harvard Medical School, Boston, MA
Background/Purpose: Renal histology remains a primary tool for classification and treatment decisions in lupus nephritis (LN). Single-cell RNA-seq (scRNA-seq) analysis may provide mechanistic insights into…
Abstract Number: 768 • 2017 ACR/ARHP Annual Meeting
A Positive Feedback Loop between Estrogen and IL-6 Leads to Fibrosis in Human Skin
DeAnna Baker Frost¹ and Carol A. Feghali-Bostwick², ¹Medicine, Division of Rheumatology and Immunology, Medical University of South Carolina, Charleston, SC, ²Division of Rheumatology and Immunology, Division of Rheumatology and Immunology, Medical University of South Carolina, Charleston, SC, United States, Charleston, SC
Background/Purpose: Systemic Sclerosis (SSc) is a disease characterized by an increase in the synthesis of extracellular matrix (ECM) components in various organs, including the skin,…
Abstract Number: 2926 • 2017 ACR/ARHP Annual Meeting
Fucosyltransferase-1 Mediates Macrophage Driven Myofibroblast Differentiation and TGF-β Signaling in Systemic Sclerosis and Bleomycin-Induced Fibrosis
W. Alexander Stinson¹, Ellen Cealey¹, Pei-Suen Tsou¹, Ray A. Ohara¹, Yuxuan Du², Jonatan Hervoso¹, Nicholas Lepore¹, Sarah Arwani¹, Dinesh Khanna¹, David A. Fox¹ and M. Asif Amin¹, ¹Division of Rheumatology and Clinical Autoimmune Center of Excellence, University of Michigan, Ann Arbor, MI, Ann Arbor, MI, ²Division of Rheumatology and Clinical Autoimmune Center of Excellence, University of Michigan, Ann Arbor, MI, Ann Arbor, MI, MI
Background/Purpose: Systemic sclerosis (SSc) is a connective tissue disease characterized by dysregulated fibrosis of the skin. During fibrosis, macrophage release of transforming growth factor (TGF-β)…
Abstract Number: 774 • 2017 ACR/ARHP Annual Meeting
The αV Integrin Inhibitor Abituzumab Inhibits Myofibroblast Differentiation
Eileen Samy¹, Yin Wu¹, Georgianna Higginbotham², Roland Grenningloh² and Daigen Xu², ¹TIP Immunology, EMD Serono Research & Development Institute, Inc. (a business of Merck KGaA, Darmstadt, Germany), Billerica, MA, ²EMD Serono Research & Development Institute, Inc. (a business of Merck KGaA, Darmstadt, Germany), Billerica, MA
Background/Purpose: Scleroderma is a progressive fibrotic multi-organ disease characterized by the hardening and tightening of the skin and connective tissues. TGF-β1 is a potent mediator…

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