#ACR25 Abstr#LB19 New T-cell therapy on the block! In Phase 2b RCT of #RA (~50% b/tsDMARD-IR), Rosnilimab, PD-1 agonist met its endpoint (DAS28-CRP) at WK12. Effective despite type of previous therapy. No safety concern/malignancy/death. To proceed to Phase 3 @RheumNow #ACRBest https://t.co/MecTYMpH0o