In hematological malignance, mRNA of CXCR4 and anti-B cell maturation antigen (BCMA) CAR were electroporated in NK cells to increase homing ability to bone marrow of multiple myeloma xenograft, thus enhancing cytotoxicity of CAR-NK cells and remarkably reducing tumor burden (112). Here, TNFRSF17 is linked to AL amyloidosis.