ZEB2 and acute lymphoblastic leukemia: As a result, a strong positive correlation (Pearson, r=0,787 was seen between Zeb2 and Il7r mRNA expression levels in our mouse (Fig. 5b and Supplementary Fig. 10a) and human (Pearson, r=0.735) immature/ETP-ALL tumours (Fig. 5c and Supplementary Fig. 10b).