#EULAR2026 OP0170 Progress of CAR-T in myositis? Phase 1 of rese-cel autologous CD19 CAR-T (advantage: humanised, 4-1BB Co-stimulatory Domain to enhance cells expansion) showed no safety signals and early efficacy in 4 IIM subtypes. Both anti-synthetase pts relapsed @RheumNow https://t.co/QisldedCti