CSF2 and acute myeloid leukemia: We next aimed to compare imetelstat responses to those obtained with standard induction chemotherapy (cytarabine plus anthracycline) in AML PDX from 20 individual samples from patients with AML in an independent cohort using NOD.Rag1−/−Il2Rg−/−/ hIL3,CSF2,KITLG (NRGS) recipients14.