The extremely high overexpression of DICER1 was found in AML (in TCGA database referred to as LAML) [73, 74, 75] (Fig. 3), and reduced levels of hDicer were detected in CLL, CML, and ALL [76, 77, 78, 79]. This evidence concerns the gene DICER1 and chronic myelogenous leukemia, BCR-ABL1 positive.