Abstract Number: 1515 • ACR Convergence 2021
Programmed Cell Death Protein 1 (PD-1)-Expressing CD4+ T Cells Are Expanded in Early Rheumatoid Arthritis and Correlate with Response to Treatment
Background/Purpose: Programmed death protein 1 (PD-1) expressing T cells, including T follicular and T peripheral helper cells, are expanded in the circulation of individuals with…