Leukemic stem cells (LSCs) in acute myeloid leukemia (AML) can drive tumor growth and relapse. In this issue of Cell Stem Cell, McKenzie et al. (2019) report that some mature leukemic cells can de-differentiate and contribute to AML tumorigenesis, a finding with important implications for therapies focused on eradicating LSCs.
Copyright © 2019 Elsevier Inc. All rights reserved.