Abstract Number: 1069 • 2019 ACR/ARP Annual Meeting
CD4+ T Helper Cell Populations with High PD-1 Expression Are Expanded in Systemic Sclerosis
Background/Purpose: Systemic sclerosis (SSc) is an autoimmune disease characterized by tissue fibrosis, vascular injury, and autoantibody production. CXCR5+ PD-1+ T follicular helper (Tfh) cells, which…