Phase 1/2 COMPARE trial of CD19 CAR-T Rx in 6 ACPA+ RA pts w/ severe refractory Dz; after lymphodepletion, given mivocabtagene autoleucel (miv-cel), followed < 52wks. All had CRS, No ICANSs or serious AEs. All had CD19 cell depletion & Decr in AutoAbs. Efficacy: 3/6 had ACR70 & https://t.co/qfSdq2g0rk