Fate’s off-the-shelf CAR-T therapy shows early promise in treatment-resistant autoimmune disease on July 09, 2026 Allogeneic Allogeneic Anti-CD19 1XX-CAR T-cells FT819 Autoimmune Diseases Automobiles B-Lymphocytes Depletion Encephalitis, St. Louis FT839 Identifier Lupus Erythematosus, Systemic Lupus Nephritis Phase 1/II RMAT +