Such antibodies are usually designed to recruit T cells and to recognizing one of the following surface target antigens on AML (stem) cells: CD33, CD123, and CD371 (CLL‐1).91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101. The gene discussed is IL3RA; the disease is acute myeloid leukemia.