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Abstracts tagged "macrophages and monocytes"

  • Abstract Number: 900 • ACR/ARHP Annual Meeting 2016

    The Phenotype of Macrophages in the Inflamed Vascular Wall of Giant Cell Arteritis Resembles the Phenotype of Non-Classical Monocytes

    Yannick van Sleen, Qi Wang, Wayel H. Abdulahad, Arjan Diepstra, Annemieke M.H. Boots and Elisabeth Brouwer, Rheumatology and Clinical Immunology, University of Groningen, University Medical Center Groningen, Groningen, Netherlands

    Background/Purpose: Macrophages are critical tissue destructive cells in the immunopathology of patients with giant cell arteritis (GCA). Macrophage precursors, monocytes, can be subclassified in three…
  • Abstract Number: 1122 • ACR/ARHP Annual Meeting 2016

    Infliximab Suppresses the Monocyte Chemotaxis in Human TNF-Transgenic Mice

    Qi Quan Huang1, Robert Birkett1, Elyssa L Roberts2 and Richard M. Pope3, 1Medicine/Rheumatology, Northwestern University Feinberg school of Medicine, Chicago, IL, 2northwestern University, Chicago, IL, 3Medicine/Rheumatology, Northwestern University Feinberg School of Medicine, Chicago, IL

    Background/Purpose: Macrophages in rheumatoid arthritis (RA) synovium produce high levels of inflammatory cytokines/chemokines and play the pivotal role in promoting inflammation and joint destruction. Treatment…
  • Abstract Number: 2284 • ACR/ARHP Annual Meeting 2016

    Differential Effect of MSU-Crystal Induced Inflammation on Macrophage Polarization

    Rashid Ahmed1, Nicole Yang2, Changqi Sun3 and Anthony M. Reginato3, 1Rhode Island Hospital, The Warren Alpert School of Medicine at Brown University, Providence, RI, 2Division of Rheumatology, Immunology and Allergy, Brigham and Women’s Hospital, Boston, MA, USA., Boston, MA, 3Division of Rheumatology, Rhode Island Hosital/The Warren Alpert School of Medicine of Brown University, Providence, RI

    Background/Purpose:  Gouty arthritis is a common inflammatory joint disease that arises in response to the deposition of monosodium urate (MSU) crystals in soft joints, periarticular…
  • Abstract Number: 2179 • ACR/ARHP Annual Meeting 2014

    The Monocyte-Phagocyte System in Gout: Enhanced Inflammasome Activity and Expansion of CD14++CD16+ Monocytes in Patients with Gout

    Emma Garcia-Melchor1, Cesar Diaz-Torne2, Monica Guma3,4, Europa Azucena Gonzalez-Navarro5, Francesc Xavier Alemany6, Jordi Yagüe1 and Manel Juan1, 1Immunology Department, Hospital Clinic Barcelona, Barcelona, Spain, 2Rheumatology, Hospital de la Santa Creu i Sant Pau, Barcelona, Spain, 3Division of Rheumatology, Allergy and Immunology, University of California, San Diego, La Jolla, CA, 4Rheumatology, UCSD School of Medicine, La Jolla, CA, 5Immunology, Hospital Clinic Barcelona, Barcelona, Spain, 6Emergency, Hospital Clinic Barcelona, Barcelona, Spain

    Background/Purpose: The central role of the monocyte-macrophage system in gout has been highlighted during the last years. Macrophages initiate the inflammatory response to monosodium urate…
  • Abstract Number: 1169 • ACR/ARHP Annual Meeting 2013

    A Novel Pro-Inflammatory Signaling Pathway Regulated By Follistatin-Like Protein 1

    Yury Chaly1, Anthony Marinov2, Yu Fu2, Brian Campfield2, John Kellum3, Bruce Hostager4, Daniel Bushnell5, Yudong Wang2, Jerry Vockley2 and Raphael Hirsch6, 1Department of Pediatrics, University of Iowa Carver College of Medicine, Iowa City, IA, 2Children's Hospital of Pittsburgh of UPMC, Pittsburgh, PA, 3University of Pittsburgh School of Medicine, Pittsburgh, PA, 4University of Iowa Carver College of Medicine, Iowa City, IA, 5Division of Pediatric Rheumatology, Children's Hospital of Pittsburgh of UPMC, Pittsburgh, PA, 6Department of Pediatrics,, University of Iowa Carver College of Medicine, Iowa City, IA

    Background/Purpose: Follistatin-like protein 1 (FSTL1) is a secreted glycoprotein produced mainly by cells of the mesenchymal lineage. The function of FSTL1 is still unclear, but…

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