Abstracts tagged "rheumatoid arthritis"

Abstract Number: 2079 • 2012 ACR/ARHP Annual Meeting
Anti-Interleukin-6 Receptor Antibody Improves Systemic Osteoporosis in a Mice Model of Glucose-6-Phosphate Isomerase-Induced Arthritis
Hiroto Yoshida¹, Miho Suzuki¹, Misato Hashizume¹, Keisuke Tanaka², Masashi Shiina², Isao Matsumoto³, Takayuki Sumida³ and Yoshihiro Matsumoto², ¹Product Research Department, Chugai Pharmaceutical Co., Ltd., Gotemba, Japan, ²Product Research Department, Chugai Pharmaceutical Co., Ltd., Gotemba, Shizuoka, Japan, ³Division of Rheumatology, Department of Internal Medicine, Faculty of Medicine, University of Tsukuba, Tsukuba City, Japan
Background/Purpose: Patients with rheumatoid arthritis (RA) have a high risk of osteoporosis and osteoporotic fracture. In addition to the primary risk factors for osteoporosis, osteoporosis…
Abstract Number: 454 • 2012 ACR/ARHP Annual Meeting
Long-Term Efficacy of Tocilizumab Monotherapy in Patients with Rheumatoid Arthritis Previously Methotrexate Naive or Methotrexate Free for 6 Months
Graeme Jones¹, Anthony Sebba², Denise Lepley³, Jenny Devenport⁴, Corrado Bernasconi⁵, Devi Smart⁶, Chiedzo Mpofu⁷ and Juan J. Gomez-Reino⁸, ¹Musculoskeletal, Menzies Research Institute Tasmania, Hobart, Australia, ²University of South Florida, Tampa, FL, ³Medical Affairs Immunology, Genentech, South San Francisco, CA, ⁴Genentech, South San Francisco, CA, ⁵Consultant, Basel, Switzerland, ⁶Roche, Welwyn Garden City, United Kingdom, ⁷Roche, Basel, Switzerland, ⁸Rheumatology, Hospital Clinico Universitario, Santiago, Spain
Background/Purpose: Treatment with tocilizumab (TCZ) monotherapy has been studied in 3 randomized clinical trials: AMBITION,1 ACT-RAY,2 and ADACTA.3 AMBITION1 was the first trial to demonstrate…
Abstract Number: 1282 • 2012 ACR/ARHP Annual Meeting
Tofacitinib, an Oral Janus Kinase Inhibitor, in the Treatment of Rheumatoid Arthritis: Open-Label, Long-Term Extension Safety and Efficacy up to 48 Months
Jurgen Wollenhaupt¹, Joel C. Silverfield², Eun Bong Lee³, Susan P. Wood⁴, Koshika Soma⁵, Lisy Wang⁴, Hiroyuki Nakamura⁶, Yoshihiro Komuro⁶, Chudi I. Nduaka⁴, David Gruben⁴, Birgitta Benda⁷, Samuel H. Zwillich⁵, Richard Riese⁴ and John D. Bradley⁴, ¹Schoen-Klinik Hamburg-Eilbek Teaching Hospital of the University of Hamburg, Hamburg, Germany, ²Healthpoint Medical Group, Tampa, FL, ³Seoul National University, Seoul, South Korea, ⁴Pfizer Inc., Groton, CT, ⁵Pfizer Inc, Groton, CT, ⁶Pfizer Japan Inc., Tokyo, Japan, ⁷Pfizer Inc., Collegeville, PA
Background/Purpose: Tofacitinib is a novel, oral Janus kinase inhibitor being investigated as a targeted immunomodulator and disease-modifying therapy in RA. Here we report the safety…
Abstract Number: 2077 • 2012 ACR/ARHP Annual Meeting
IL-6 Blockade Augments the Anti-Inflammatory Effect without Increasing the Side Effects of Steroids in Collagen-Induced Arthritis
Miho Suzuki¹, Hiroto Yoshida², Misato Hashizume¹, Masashi Shiina², Keisuke Tanaka¹ and Yoshihiro Matsumoto¹, ¹Product Research Department, Chugai Pharmaceutical Co., Ltd., Gotemba, Japan, ²Product Research Department, Chugai Pharmaceutical Co., Ltd., Gotemba, Shizuoka, Japan
Background/Purpose: Steroids are the main therapy for chronic inflammatory diseases. They are very effective, but induce many side effects, such as osteoporosis, making it important…
Abstract Number: 485 • 2012 ACR/ARHP Annual Meeting
Immunogenicity of Infliximab Is Related to Reduction of Frequency of Infliximab Administration in Rheumatoid Arthritis and Spondyloarthritis Patients
Mathieu Verdet¹, Clément Guillou², Marie-Laure Potier², Martine Hiron², Fabienne Jouen³, Olivier Boyer⁴, Thierry Lequerré⁵ and Olivier Vittecoq⁶, ¹Rheumatology, Rouen University Hospital, Bois Guillaume, France, ²Inserm 905 & Institute for Biomedical Research, University of Rouen, Rouen, France, ³Immunology, Rouen University Hospital, Rouen Cedex, France, ⁴Immunology, INSERM U905, University of Rouen, Rouen, France, ⁵Rheumatology Department & Inserm 905, Department of Rheumatology, Rouen University Hospital & Inserm 905, Institute for Biomedical Research, University of Rouen, Rouen, France, ⁶Rheumatology, Rouen University Hospital & Inserm905, University of Rouen, Rouen Cedex, France
Background/Purpose: To analyze the clinical and biological characteristics associated with presence of antibodies to Infliximab, in rheumatoid arthritis (RA) and spondyloarthritis patients (SpA). Methods: Sera…
Abstract Number: 1278 • 2012 ACR/ARHP Annual Meeting
Tuberculosis and Tofacitinib Therapy in Patients with Rheumatoid Arthritis
Kevin L. Winthrop¹, S.-H. Park², A. Gul³, M. Cardiel⁴, JJ Gomez-Reino⁵, D. Ponce de Leon⁶, R. Riese⁷, R. Chew⁷, T. Kawabata⁷, E. Mortensen⁶ and H. Valdez⁸, ¹Dept of Infectious Disease, Oregon Health & Science University, Portland, OR, ²The Catholic University of Korea, Seoul, South Korea, ³Istanbul University, Istanbul, Turkey, ⁴Centro de Investigación Clínica de Morelia SC, Morelia, Mexico, ⁵Hospital Clinico Universitario de Santiago, Santiago de Compostela, Spain, ⁶Pfizer Inc., Collegeville, PA, ⁷Pfizer Inc., Groton, CT, ⁸Pfizer Inc., New York, NY
Background/Purpose: Biologic therapies that block tumor necrosis factor-alpha (TNF) increase the risk of tuberculosis (TB), and screening for latent tuberculosis infection (LTBI) before their initiation…
Abstract Number: 2076 • 2012 ACR/ARHP Annual Meeting
Efficacy of the Potent PI3K-δ,γ Inhibitor IPI-145 in Rat Adjuvant Arthritis
David L. Boyle¹, Katharyn Topoleweski¹ and Gary S. Firestein², ¹Div of Rheum, UCSD School of Medicine, La Jolla, CA, ²Div of Rheumatology, UCSD School of Medicine, La Jolla, CA
Background/Purpose: Phosphoinositide 3-kinase (PI3K) is a family of intracellular signaling transducers and could be targeted to treat inflammatory diseases like rheumatoid arthritis (RA). However, blockade…