Expression of lymphoid antigens in LEF1^high CN-AML. (A) CD2 and (B) cytoplasmic CD3 (cyCD3) expression, assessed by flow cytometry, in patients with low and high LEF1 expression. Each dot represents a patient, and the y-axis shows the percentage of cells within the blast gate staining positive for the respective marker. The red horizontal lines indicate the median for each of group, and the dotted line marks the cutoff for marker expression according to the European Group for Immunophenotypic characterization of Leukemias (EGIL) criteria.