ATG7 and acute myeloid leukemia: In Atg7-deficient mice, the loss of autophagy in hematopoietic stem cells not only leads to increased aberrant myeloid expansion, resulting in severe myeloid dysplasia and infiltrating myeloid blast cells evoking AML [18] but can also activate the NOTCH signaling pathway, blocking HSC differentiation and leading to a leukemic phenotype [19].