The cell population of CD3-positive T cells and CD20-positive B cells in peripheral blood mononuclear cells. PBMCs stained with anti-CD3 antibody and anti-CD20 antibody were analyzed and sorted with flow cytometory. HC, healthy control; SS, Sjögren syndrome; IgG4, IgG4-RD.
Tsuboi et al. Arthritis Research & Therapy 2012 14:R171 doi:10.1186/ar3924