Abstracts tagged "rheumatoid arthritis (RA) and abatacept"

Abstract Number: 534 • 2019 ACR/ARP Annual Meeting
CXCL13 Serum Levels and Circulating Follicular Helper T-Cells Decrease After Co-stimulation Blockade with Abatacept in Rheumatoid Arthritis
Silvia Piantoni¹, Francesca Regola ², Laura Andreoli ³, Angela Tincani ³ and Paolo Airò ⁴, ¹ASST Spedali Civili and University of Brescia, Brescia, Italy, ²Rheumatology and Clinical Immunology Unit, ASST Spedali Civili and University of Brescia, Brescia, Italy, Brescia, Italy, ³Rheumatology and Clinical Immunology, Spedali Civili and Department of Clinical and Experimental Sciences, University of Brescia, Brescia, Italy, Brescia, Italy, ⁴UO Reumatologia e Immunologia Clinica, Spedali Civili di Brescia, Brescia, Italy, Brescia, Italy
Background/Purpose: CXCL13 chemokine, by interacting with CXCR5 receptor, attracts B-lymphocytes and CD4+CXCR5+ICOS+ follicular helper T-lymphocytes (THFs) in lymphoid follicles. In rheumatoid arthritis (RA) CXCL13 is…
Abstract Number: 1531 • 2019 ACR/ARP Annual Meeting
ALPN-101, a First-in-Class Dual ICOS/CD28 Antagonist, Suppresses Key Effector Mechanisms Underlying Rheumatoid and Psoriatic Arthritis
Lawrence Evans¹, Stacey Dillon ¹, Katherine Lewis ¹, Susan Bort ¹, Erika Rickel ¹, Jing Yang ¹, Martin Wolfson ¹, Sherri Mudri ¹, Kayla Susmilch ¹, Steven Levin ¹, Sean MacNeil ¹, Mark Rixon ¹, Jan Hillson ², Stanford Peng ¹ and Kristine Swiderek ¹, ¹Alpine Immune Sciences, Seattle, WA, ²Alpine Immune Sciences, Seattle, WI
Background/Purpose: ALPN-101 is an Fc fusion protein of a human inducible T cell costimulator ligand (ICOSL) variant immunoglobulin domain (vIgDTM) designed to simultaneously inhibit the…