Abstracts tagged "Auto-immunity"

Abstract Number: 1649 • 2012 ACR/ARHP Annual Meeting
French Cohort Study of 141 Cases of Autoimmune Congenital Heart Block
Kateri Levesque¹, Alice Maltret², Mohamed Hamidou³, Moez Jallouli⁴, Jean Loup Pennaforte⁵, Pauline Orquevaux⁵, Jean-Charles Piette⁶, Zahir Amoura⁴, Francois Barriere⁷, Jérome Le Bidois², Laurent Fermont², Laurence Cohen⁸, Olivier Meyer⁹, Olivier Fain¹⁰, Arnaud Theulin¹¹, Hugues Lucron¹², Francois Sassolas¹³, Holly Bezanahary¹⁴, Gaëlle Guettrot-Imbert¹⁵, Pascal Seve¹⁶, Elizabeth Diot¹⁷, Nathalie Morel¹, Christophe Deligny¹⁸, Elisabeth Villain² and Nathalie Costedoat-Chalumeau¹⁹, ¹Internal Medicine, Groupe Hospitalier Pitié-Salpétrière, Paris, France, ²Cardiology, Groupe Hospitalier Necker - Enfants Malades, Paris, France, ³Internal Medicine Department, Nantes University Hospital, Nantes, France, ⁴Department of Internal Medicine 2. Referal center for SLE/APS, CHU Pitié-Salpêtrière, Paris, France, ⁵Hu Robert Debre, CHU Reims, Reims, France, ⁶Hospital Pitie, Paris, ⁷Pediatry, CHU Nantes, Nantes, France, ⁸Cardiology, Institut Jacques Cartier, ⁹Rheumatology, Hopital Bichat, Paris, France, ¹⁰Internal Medicine, Service de médecine interne, Université Paris 13, AP-HP, Hôpital Jean Verdier, Bondy, France, ¹¹Rheumatology, Strasbourg University Hospital, Strasbourg, France, ¹²Cardiology, CHU Fort-de-France, Fort de France, Martinique, ¹³Cardiology, CHU Lyon, Lyon, France, ¹⁴Internal Medicine, University Hospital of Limoges, Limoges, France, ¹⁵Internal Medicine, Hopital Gabriel Montpied, Clermont-Ferrand, France, ¹⁶Internal medicine, CHU Lyon, Lyon, France, ¹⁷Department of Internal Medicine, Hôpital Bretonneau, Centre Hospitalier Régional Universitaire de Tours, Tours, France, Tours, France, ¹⁸Rhumatologie Et Médecine Interne, Centre hospitalier Universitaire de Fort de France, Fort de France, Martinique, ¹⁹Internal Medicine, Assistance Publique-Hôpitaux de Paris, Hopital Pitié-Salpétrière, Paris, France
Background/Purpose: Cardiac neonatal lupus manifestations mainly include congenital heart block (CHB), endocardial fibroelastosis and dilated cardiomyopathy. We report the preliminary results of the French registry…
Abstract Number: 1672 • 2012 ACR/ARHP Annual Meeting
Myosin Skews Effector Immune Cells of Scurfy Mice to Target Muscles in an Adoptive Transfer Model of Myositis
Nicholas Young¹, Rahul Sharma², Alexandra Friedman³, Benjamin Kaffenberger¹ and Wael N. Jarjour⁴, ¹Immunology and Rheumatology, The Ohio State University Medical Center, Columbus, OH, ²Medicine, University of Virginia Health System, Charlottesville, VA, ³Immunology and Rheumatology, The Ohio State University Wexner Medical Center, Columbus, OH, ⁴Dept of Rheumatology/Medicine, The Ohio State University Wexner Medical Center, Columbus, OH
Background/Purpose: Myositis is associated with an inflammatory process that results in pronounced muscle weakness and is observed in some regulatory T cell (Treg) deficient mouse…
Abstract Number: 1699 • 2012 ACR/ARHP Annual Meeting
Neutropenia After Rituximab in Rheumatoid Arthritis and Other Autoimmune Diseases Is a Rare Events : Date From the Autoimmunity and Rituximab Registry
Jean Hugues Salmon¹, Patrice Cacoub², Bernard G. Combe³, Jean Sibilia⁴, Beatrice Pallot Prades⁵, Olivier Fain⁶, Alain G. Cantagrel⁷, Maxime Dougados⁸, Olivier Meyer⁹, Philippe Carli¹⁰, Edouard Pertuiset¹¹, Isabelle Pane¹², Philippe Ravaud¹³, Xavier Mariette¹⁴ and Jacques-Eric Gottenberg¹⁵, ¹Rheumatology, Reims, France, ²Internal Medicine, Assistance Publique-Hôpitaux de Paris, Hopital Pitié-Salpétrière, Paris, France, ³Rhumatologie, Hopital Lapeyronie, Montpellier, France, ⁴Rheumatology, CHU Hautepierre, Strasbourg, France, ⁵Rheumatology department, Saint Etienne university hospital, Saint Etienne, France, ⁶Internal Medicine, Jean Verdier Hospital, Bondy, France, ⁷Rheumatology, Place du Docteur Baylac, Toulouse, France, ⁸Rheumatology B Department, Paris-Descartes University, APHP, Cochin Hospital, Paris, France, ⁹Rheumatology, Hopital Bichat, Paris, France, ¹⁰HIA sainte Anne, Toulon, France, ¹¹Rheumatology, Ch Rene Dubos, Pontoise, France, ¹²Hotel Dieu University Hospital Paris, Hotel Dieu University Hospital Paris, Paris, France, ¹³Epidemiology, Hopital Hotel Dieu, Paris Descartes University, Paris, France, ¹⁴Rheumatology, Université Paris-Sud, Le Kremlin Bicetre, France, ¹⁵Rheumatology, Strasbourg University Hospital, Strasbourg, France
Background/Purpose: Limited data are available regarding the proportion and severity of late onset neutropenia after RTX in large and unselected populations of patients with various…
Abstract Number: 2326 • 2012 ACR/ARHP Annual Meeting
Discovery of a Highly Potent, Selective Reversible Covalent Inhibitor of JAK3 Kinase
Ronald J. Hill¹, Angelina Bisconte¹, J. Michael Bradshaw¹, Ken Brameld², Eun Ok Kim¹, Xiaoyan Li², Tim Owens², Erik Verner² and David M. Goldstein², ¹Biology, Principia Biopharma, South San Francisco, CA, ²Chemistry, Principia Biopharma
Background/Purpose: Targeting of the JAK-STAT pathway has been shown to be efficacious for treatment of patients with rheumatoid arthritis through the successful use of pan-JAK…
Abstract Number: 2345 • 2012 ACR/ARHP Annual Meeting
HRES-1/RAB4-Mediated Loss of DRP1 Inhibits Mitophagy, Promotes Accumulation of Mitochondria and Serves As Target for Treatment in SLE
Tiffany Telarico¹, David Fernandez¹, Zachary A. Oaks², Gergely Talaber³, Mark Haas⁴, Michael P. Madaio⁵ and Andras Perl⁶, ¹Medicine, SUNY Upstate Medical University, Syracuse, NY, ²SUNY, Syracuse, NY, ³Medicine, SUNY, Syracuse, NY, ⁴Cedars-Sinai Medical Center, Los Angeles, CA, ⁵Medical College of Georgia, Augusta, GA, ⁶Dept of Medicine, SUNY Upstate Medical University, Syracuse, NY
Background/Purpose: T cells from patients with systemic lupus erythematosus (SLE) exhibit accumulation of mitochondria and activation of the mammalian target of rapamycin (mTOR). Although mTOR…
Abstract Number: 2453 • 2012 ACR/ARHP Annual Meeting
The Role of Bob1 in Rheumatoid Arthritis: Potential Implications for Autoimmunity
Nataliya Yeremenko¹, Tineke Cantaert¹, Melissa N. van Tok², Ioana Gofita¹, Juan D. Canete³, Paul P. Tak⁴, Hergen Spits⁵ and Dominique L. Baeten⁴, ¹Division of Clinical Immunology and Rheumatology and Department of Experimental Immunology, Academic Medical Center / University of Amsterdam, Amsterdam, Netherlands, ²Clinical Immunology and Rheumatology, Academic Medical Center / University of Amsterdam, Amsterdam, Netherlands, ³Arthritis Unit. Rheumatology Department, Hospital Clínic, Barcelona, Spain, ⁴Division of Clinical Immunology and Rheumatology and Department of Experimental Immunology, Division of Clinical Immunology and Rheumatology and Department of Experimental Immunology, Academic Medical Center / University of Amsterdam, Amsterdam, Netherlands, ⁵Tytgat Institute for Liver and Intestinal Research, Academic Medical Center/University of Amsterdam, Amsterdam, Netherlands
Background/Purpose: Rheumatoid arthritis (RA) is a prototypic autoimmune disease characterized by a prominent humoral autoimmunity. Of particular relevance is the local production of autoantibodies such…
Abstract Number: 2530 • 2012 ACR/ARHP Annual Meeting
Anti-Ribosomal P Antibodies in a Large Cohort of Autoimmune Hepatitis with No Evidence of Lupus: A Common Underlying Mechanism Targeting Liver?
Ana Luisa Calich¹, Vilma S. T. Viana¹, Eduardo L. Cançado², Débora R. Terrabuio², Francisco Tustumi¹, Elaine P. Leon¹, Clovis Artur Silva³, Eduardo F. Borba Neto¹ and Eloisa Bonfa¹, ¹Rheumatology, Faculdade de Medicina da Universidade de São Paulo, São Paulo, Brazil, ²Gastroenterology, Faculdade de Medicina da Universidade de São Paulo, São Paulo, Brazil, ³Paediatric Rheumatology International Trials Organization (PRINTO), Istituto Giannina Gaslini, Genova, Italy
Background/Purpose: Anti-ribosomal P proteins antibody (anti-rib P) is a highly specific marker for systemic lupus erythematosus (SLE) and it is associated with liver involvement in…