To further unveil whether miR‐204 affects T‐ALL through modulation of IRAK1, we transfected Jurkat cells with mimic‐NC + oe‐NC, mimic‐miR‐204 + oe‐NC and mimic‐miR‐204 + oe‐IRAK1. This evidence concerns the gene IRAK1 and acute lymphoblastic leukemia.