Resource,Source,Identifier HLA-DR Monoclonal Antibody (TU36), PE-Texas Red,Thermo Fisher Scientific,RRID:AB_10392851 Mouse Anti-Human CD38 (AT1) Monoclonal, Unconjugated, Clone At1,Santa Cruz Biotechnology,RRID:AB_627049 Goat anti-Monkey IgG-heavy and light chain Antibody HRP Conjugated,Bethyl,RRID:AB_67118 Mouse TrueBlot ULTRA: Anti-Mouse Ig HRP - 18-8817-30,Rockland,RRID:AB_2610849 COS-1,Cellosaurus,RRID:CVCL_0223 Ramos,Cellosaurus,RRID:CVCL_0597 FlowJo,https://www.flowjo.com/solutions/flowjo,RRID:SCR_008520 sigma-tau,http://www.sigma-tau.it/eng/,RRID:SCR_000488 GraphPad Prism,http://www.graphpad.com/,RRID:SCR_002798