Abstract Background Acute myeloid leukemia (AML) is a heterogeneous disorder encompassing set of hematopoietic tumors that develop when the precursor cells undergo disproportionate clonal proliferation. Homeobox A 9 ( HOXA9 ) pioneer transcription factor in AML pathogenesis along with its cofactor ecotropic integration site 1 MEIS1 ). Our work aimed to evaluate different expression levels and g...