Abstract Number: 2420 • 2017 ACR/ARHP Annual Meeting
Mass Cytometry Analysis of CD4+ T Cells in Patients with Rheumatoid Arthritis
Background/Purpose: CD4+ T cells play a key role in the initiation and progression of RA. Past studies have identified impaired function and regulation of several…Abstract Number: 2637 • 2017 ACR/ARHP Annual Meeting
A Novel Regulatory Antigen Presenting B Cell and Memory Regulatory T Cell Subsets Are Enriched during the Quiescent Phase of Childhood Onset Systemic Lupus Erythematosus
Background/Purpose: Systemic Lupus Erythematosus (SLE) is a multi-factorial disease and the conventional oligo-dimensional investigative approach involving one or a few cell subsets at a time…Abstract Number: 83 • 2017 ACR/ARHP Annual Meeting
Whole Blood Stimulations Identify Elevated T Cell Cytokines and Altered Granulocyte/Dendritic Cell Signaling in SLE Patients with Variable Disease Activity
Background/Purpose: Systemic lupus erythematosus (SLE) is characterized by loss of immune tolerance to self-antigens and periods of waxing and waning disease. The clinical aspects of…Abstract Number: 297 • 2017 ACR/ARHP Annual Meeting
Multiplexed Characterization of Circulating and Joint-Derived Human Neutrophils in Inflammatory Arthritis
Background/Purpose: Neutrophils are innate immune cells that play a central role in the initiation of inflammatory arthritis as well as mediating tissue damage. We sought…Abstract Number: 759 • 2017 ACR/ARHP Annual Meeting
Multi Dimensional Analysis of the Immunome in Systemic Sclerosis Reveals Functionally Related Abnormalities in MAIT and B Cell Compartments
Background/Purpose: Systemic sclerosis (SSc) is an autoimmune disease characterised by excessive fibrosis of skin and internal organs, and vascular dysfunction. Association of T and B…Abstract Number: 953 • 2017 ACR/ARHP Annual Meeting
Persistence of Pathogenic CD4 Memory T Cells Revealed through Cytometry Time of Flight in Juvenile Idiopathic Arthritic Patients with Disease Resurgence upon Withdrawal of Anti-TNFA Biologics
Background/Purpose: Treatment of polyarticular JIA with anti-TNFA biologics has experienced significant success, with up to 80% of patients demonstrating clinically meaningful efficacy. Yet concerns regarding…Abstract Number: 1405 • 2017 ACR/ARHP Annual Meeting
Using Flow and Mass Cytometry to Demonstrate Robust Tissue Processing to Query Molecular Heterogeneity in Phase 1 of the Accelerating Medicines Partnership (AMP) – RA Network
Background/Purpose: Discovery and application of new therapies for rheumatoid arthritis (RA) has been hampered by multiple factors, including disease heterogeneity and the lack of well…Abstract Number: 133 • 2017 Pediatric Rheumatology Symposium
3-D Explant Method Facilitates the Study of Lymphocytes in Synovium and Reveals a Population of Resident Memory-Like T Cells in Rheumatoid Arthritis
Background/Purpose: Tissue resident memory T (TRM) cells survive indefinitely in barrier tissues and mediate swift immunologic memory responses at sites of microbe entry. TRM cells…Abstract Number: 1557 • 2016 ACR/ARHP Annual Meeting
3-D Explant Method Facilitates the Study of Lymphocytes in Synovium and Reveals a Population of Resident Memory-like T Cells in Rheumatoid Arthritis
Background/Purpose: Tissue resident memory T (TRM) cells survive indefinitely in barrier tissues and mediate swift immunologic memory responses at sites of microbe entry. TRM cells…Abstract Number: 1823 • 2016 ACR/ARHP Annual Meeting
African American and European American SLE Patients with Variable Disease Activity Reveal Distinct Differences in CD4+ T Cell and Monocyte Pathways
Background/Purpose: Systemic lupus erythematosus (SLE) is an autoimmune disorder with both genetic and environmental contributions to disease etiology. Patients with different ancestral backgrounds have different…Abstract Number: 1824 • 2016 ACR/ARHP Annual Meeting
Mycophenolate Mofetil Use Associates with Unique Biologic Changes in B Cell and T Regulatory Cell Pathways in SLE Patients
Background/Purpose: The management of systemic lupus erythematosus (SLE) is complicated by a heterogeneous clinical presentation. Currently, mycophenolate mofetil (MMF) is a commonly used medication to…Abstract Number: 1840 • 2016 ACR/ARHP Annual Meeting
A Dichotomy of Regulatory Immunome Is Related to Disease Activity in Juvenile Systemic Lupus Erythematosus
Background/Purpose: The pathogenesis of SLE involves disturbances to the homeostatic balance between the immune effector and regulatory system. The conventional mono-dimensional mechanistic interrogation of one…Abstract Number: 2417 • 2016 ACR/ARHP Annual Meeting
High Dimensional Interrogation of the T Cell Immunome in Polyarticular Juvenile Idiopathic Arthritis Patients
Background/Purpose: Clinical management of polyarticular JIA with anti-TNF-alpha has been met with moderate success, with up to 50% of patients demonstrating clinically meaningful efficacy. Concerns…Abstract Number: 3111 • 2016 ACR/ARHP Annual Meeting
Pathogenic T Cell Responses in Systemic Sclerosis Is Shaped By Novel Cytokine Axis in the Microenvironment: A Multidimensional, High Throughput Analysis
Background/Purpose: Pathogenic immune responses can be profoundly shaped by the interplay between the periphery and the microenvironment. In this work we aimed at defining the…Abstract Number: 3216 • 2016 ACR/ARHP Annual Meeting
Integrated High-Dimensional Analyses Reveal a Pathologically Expanded ‘Peripheral’ B Cell-Helper T Cell Population in Rheumatoid Arthritis
Background/Purpose: Determining the pathologic functions of T cells that infiltrate target tissues remains a central challenge in autoimmune diseases. In rheumatoid arthritis (RA), the formation…