Abstracts tagged "bone biology"

Abstract Number: L11 • ACR Convergence 2022
Romosozumab versus Denosumab in High-risk Patients with Glucocorticoid-induced Osteoporosis: A Pilot Randomized Controlled Trial
Wai Han Ma¹, Chi Chiu Mok², Ling Yin Ho², Kar Li Chan³, Sau Mei Tse⁴ and Sammy Chen⁵, ¹Department of Nuclear Medicine, Hong Kong, Hong Kong, ²Tuen Mun Hospital, Hong Kong, Hong Kong, ³Tuen Mun Hospital, Tsing Yi, Hong Kong, ⁴Department of Medicine, Tuen Mun Hospital, Hong Kong, Hong Kong, ⁵Department of Pathology, Hong Kong, Hong Kong
Background/Purpose: To compare the efficacy and safety of romozosumab (ROMO) and denosumab (DEN) in high-risk patients with glucocorticoid -induced osteoporosis (GIOP)Methods: Adult patients (≥18 years)…
Abstract Number: 0031 • ACR Convergence 2022
Discovery of GSTT1 Gene That Promotes Osteogenic Differentiation of Adipose Stem Cells
Eugene Lee, GUNIL IM and ji-Yun Koh, Dongguk University, Goyang, Republic of Korea
Background/Purpose: In this study, we describe the discovery of a new GSTT1 gene that promotes the osteogenic differentiation of adipose stem cells (ASCs). While adipose-derived…
Abstract Number: 0429 • ACR Convergence 2022
No Change in Serum Levels of Bone Turnover Markers Corrected for Age and Gender During the First Year of Secukinumab Treatment in Patients with Ankylosing Spondylitis
Mark Siderius¹, Suzanne Arends², Freke Wink³ and Anneke Spoorenberg², ¹University Medical Centre Groningen, Groningen, Netherlands, ²University Medical Center Groningen, Groningen, Netherlands, ³Medical Center Leeuwarden, Leeuwarden, Netherlands
Background/Purpose: In patients with ankylosing spondylitis (AS), TNF-α inhibitors influence the course of serum bone turnover markers (BTM), favoring an increase in mineralization during the…
Abstract Number: 1995 • ACR Convergence 2022
Baricitinib Improves Bone Biomechanical Properties in Rheumatoid Arthritis (RA) – Results of a Prospective Interventional Study
Stephan Kemenes¹, Koray Tascilar², David Simon¹, Sara Bayat³, Gerhard Kroenke², Larissa Valor Mendez², Fabian Hartmann⁴, Louis Schuster⁴, Anna-Maria Liphardt¹, Georg Schett⁵ and Arnd Kleyer², ¹Department of Internal Medicine 3, Rheumatoloy and Immunology, University Hospital Erlangen, Erlangen, Germany, ²Department of Internal Medicine 3 – Rheumatology and Immunology, Friedrich-Alexander-University Erlangen-Nürnberg and Universitätsklinikum Erlangen, 91054 Erlangen, Germany; Deutsches Zentrum Immuntherapie, Friedrich-Alexander-UniversityErlangen-Nürnberg and Universitätsklinikum Erlangen, Erlangen, Germany, ³University Hospital Erlangen; Department of Internal Medicine 3 - Rheumatology and Immunology, Erlangen, Germany, ⁴University Hospital Erlangen, Department of Internal Medicine 3 - Rheumatology and Immunology, Erlangen, Germany, ⁵Universitätsklinikum Erlangen, Erlangen, Germany
Background/Purpose: Deterioration of peripheral bone mass and bone biomechanics are well-known consequences of Rheumatoid Arthritis (RA)[1]. CCP-AB pos. RA, in particular, leads to a significant…
Abstract Number: 0171 • ACR Convergence 2021
Bone Erosions and Osteophytes in Premenopausal Women with Long-standing Rheumatoid Arthritis: Association with Systemic Bone Involvement Using HR-pQCT
Mariana Perez¹, Camille Figueiredo¹, Lucas Sales¹, ANA MEDEIROS-RIBEIRO¹, Liliam Takayama¹, Diogo Domiciano¹, Karina Bonfiglioli¹, Valeria Caparbo¹ and Rosa Pereira², ¹Rheumatology Division, University of São Paulo, São Paulo, SP, Brazil, ²Rheumatology Division, University of São Paulo, São Paulo, Brazil
Background/Purpose: Two patterns of bone involvement are described in rheumatoid arthritis (RA), systemic and localized. Systemic bone involvement is characterized by loss of generalized bone…
Abstract Number: 0447 • ACR Convergence 2021
Bone Anabolic Effects of a Novel Orally-Available Small Molecule SIK2/SIK3 Inhibitor
Cheng-Chia Tang¹, Shiv Verma¹, Steve De Vos², David Amantini³, Philippe Clement-Lacroix³, Nicolas Desroy³, Antonio Speziale⁴, Daniel Brooks⁵, Mary Bouxsein⁵, Janaina da Silva Martins¹, Yingshe Zhao⁶, Henry Kronenberg¹ and Marc Wein¹, ¹MGH Endocrine Unit, Boston, MA, ²Galapagos NV, Mechelen, Belgium, ³Galapagos SASU, Romainville, France, ⁴Galapagos GmbH, Basel, Switzerland, ⁵Beth Israel Deaconess Medical Center, Boston, MA, ⁶MGH Endocrine Unnit, Boston, MA
Background/Purpose: Orally-available bone anabolic agents represent a major unmet medical need for patients with osteoporosis. Widespread use of parathyroid hormone (PTH)-based osteo-anabolic therapies is limited…
Abstract Number: 0670 • ACR Convergence 2021
Hemochromatosis Is Associated with CPPD Through Iron’s Effect on Bone
Jennifer Velasco, Claudia Gohr, Elizabeth MItton-Fitzgerald and Ann Rosenthal, Medical College of Wisconsin, Milwaukee, WI
Background/Purpose: Hemochromatosis (HH) is one of the strongest known risk factors for calcium pyrophosphate (CPP) crystal deposition. The pathogenic mechanisms causing CPP crystal formation in…
Abstract Number: 0996 • ACR Convergence 2021
The Stimulator of Interferon Genes (STING) Protects from Bone Loss Through Regulation of Tonic and Induced Type I Interferon Pathways
Susan MacLauchlan¹, Priyanka Kushwaha¹, Albert Tai², Jia (Sijia) Chen³, Catherine Manning¹, Katherine Fitzgerald⁴, Shruti Sharma² and Ellen Gravallese⁵, ¹Brigham and Women's Hospital, Boston, MA, ²Tufts University School of Medicine, Boston, MA, ³Brigham and Women's Hospital, Cambridge, MA, ⁴University of Massachusetts Medical School, Worcester, MA, ⁵Brigham and Women's Hospital, Harvard Medical School, Chestnut Hill, MA
Background/Purpose: The intracellular DNA sensing Stimulator of Interferon Genes (STING) pathway is critical for detection of viral and bacterial pathogen DNA. Hyperactivating mutations in this…
Abstract Number: 1472 • ACR Convergence 2021
Characterization and Function of Tumor Necrosis Factor α and Interleukin-6–Induced Osteoclasts in Rheumatoid Arthritis
Kazuhiro Yokota¹, Kojiro Sato², Yoshimi Aizaki³, Shinya Tanaka⁴, Miyoko Sekikawa⁴, Noritsune Kozu⁵, Yuho Kadono⁴, Hiromi Oda⁶ and Toshihide Mimura⁷, ¹Department of Rheumatology and Applied Immunology, Faculty of Medicine, Saitama Medical University, Saitama, Japan, ²Jichi Medical University, Tochigi, Japan, ³Saitama Medical University, Saitama, Japan, ⁴Department of Orthopaedic Surgery, Saitama Medical University, Saitama, Japan, ⁵Kozu Orthopaedic Clinic, Chiba, Japan, ⁶Department of Orthopaedic Surgery, National Hospital Organization Ibusuki Medical Center, Kagoshima, Japan, ⁷Department of Rheumatology and Applied Immunology, Faculty of Medicine, Saitama, Japan
Background/Purpose: We have previously reported that stimulation of mouse bone marrow–derived macrophages with a combination of tumor necrosis factor α (TNFα) and interleukin-6 (IL-6) induces…
Abstract Number: 1555 • ACR Convergence 2020
18F-NaF PET/CT Identifies Active Calcium Uptake in Calcinosis Due to Dermatomyositis and Scleroderma
Carrie Richardson¹, Mehrbod Javadi², Ami Shah³, Lilja Solnes², Fredrick Wigley⁴, Laura Hummers⁵ and Lisa Christopher-Stine⁶, ¹Rush University Medical Center, Chicago, IL, ²Johns Hopkins University, Baltimore, ³Johns Hopkins University School of Medicine, Ellicott City, MD, ⁴Johns Hopkins University School of Medicine, Baltimore, MD, ⁵Johns Hopkins Univerisity, Ellicott City, MD, ⁶Johns Hopkins University, Baltimore, MD
Background/Purpose: Ectopic soft tissue deposition of hydroxyapatite (calcinosis) is a frequent and morbid complication of dermatomyositis and scleroderma with no known effective pharmacologic treatment. 18F-NaF…
Abstract Number: 1970 • ACR Convergence 2020
Mimicking Cytokine-driven Key Features of Arthritis Using a Human in Vitro 3D Joint Model
Alexandra Damerau¹, Moritz Pfeiffenberger¹, Annemarie Lang¹, Timo Gaber¹ and Frank Buttgereit², ¹Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health, Department of Rheumatology and Clinical Immunology, Berlin, Germany, ²Charité University Medicine, Berlin, Germany
Background/Purpose: Our ultimate goal is to study potential drug candidates in an experimental setting of arthritis. Therefore, we aim to develop a human in vitro…
Abstract Number: 0074 • ACR Convergence 2020
The Intracellular DNA Sensor STING Protects Against Bone Loss Through Regulation of Type I Interferons
Susan MacLauchlan¹, Catherine Manning², Sijia Chen³, Katherine Fitzgerald⁴, Shruti Sharma⁵ and Ellen Gravallese¹, ¹Brigham and Women's Hospital, Boston, MA, ²Brigham and Women’s Hospital, Boston, ³Brigham and Women's Hospital, Boston, ⁴University of Massachusetts medical school, Worcester, MA, ⁵Tufts University, Boston, MA
Background/Purpose: The intracellular DNA sensor Stimulator of Interferon Genes (STING) is essential for detection of viral and bacterial pathogen DNA. As with other pathways in…
Abstract Number: 0107 • ACR Convergence 2020
Effects of Abaloparatide on Modeling and Remodeling Based Bone Formation
David W Dempster¹, Hua Zhou¹, Sudhaker D Rao², Chris Recknor³, Paul D Miller⁴, Benjamin Z Leder⁵, Miriam Annett⁶, Michael S Ominsky⁶ and Bruce H Mitlak⁶, ¹Regional Bone Center, Helen Hayes Hospital, West Haverstraw, NY, West Haverstraw, NY, ²Bone & Mineral Research Laboratory, Henry Ford Health System, Detroit, MI, Detroit, MI, ³United Osteoporosis Centers, Gainesville, GA, Gainesville, GA, ⁴Colorado Center for Bone Research, Lakewood, CO, Lakewood, CO, ⁵Mass General Hospital, Harvard Medical School, Boston, MA, Boston, MA, ⁶Radius Health, Inc., Waltham, MA, Waltham, MA
Background/Purpose: To evaluate abaloparatide-induced changes in the bone formation indices of mineralizing surface (MS), bone formation rate (BFR) and mineral apposition rate (MAR); and to…
Abstract Number: 0110 • ACR Convergence 2020
Does Urate Directly Influence Bone Turnover? Randomized Controlled Trial of Inosine Supplementation
Nicola Dalbeth¹, Anne Horne², Borislav Mihov¹, Tony Merriman³, Gregory Gamble¹, Lisa Stamp⁴ and Ian Reid¹, ¹University of Auckland, Auckland, New Zealand, ²The University of Auckland, Auckland, New Zealand, ³University of Otago, Dunedin, New Zealand, ⁴University of Otago Christchurch, Christchurch, New Zealand
Background/Purpose: Observational studies have reported that serum urate positively correlates with bone mineral density (BMD) and that hyperuricaemia is protective for the development of osteoporosis…
Abstract Number: 0116 • ACR Convergence 2020
The in Vitro 3D Fracture Gap Model: A Tool for Preclinical Testing
Moritz Pfeiffenberger¹, Alexandra Damerau¹, Paula Hoff², Annemarie Lang¹, Frank Buttgereit³ and Timo Gaber¹, ¹Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health, Department of Rheumatology and Clinical Immunology, Berlin, Germany, ²Endokrinologikum Berlin, Rheumatologie, Berlin, Germany, ³Charité University Medicine, Berlin, Germany
Background/Purpose: Approximately 10% of fractures lead to significant fracture healing disorders. Of note, especially immunosuppressed patients with ongoing inflammation show difficulties in the correct course…