FT576, carrying a BCMA-scFv-CAR (hnCD16 + anti-BCMA + IL-15RF + CD38 KO), has entered a Phase I study in MM (NCT05182073, Additional file 2: Table S2, row 27; Additional file 4: Table S4, row 9), but results are not available. Here, CD38 is linked to Miyoshi myopathy.