Next, we designed bispecific CS1 (7A8D5 scFv)-BCMA (4C8A clone Scfv [29])-41BB-CAR-T cells that targeted both CHO-CS1 and CHO-BCMA cells and MM cell lines positive for CS1 and BCMA. The gene discussed is TNFRSF17; the disease is Miyoshi myopathy.