AKT1 and precursor B-cell acute lymphoblastic leukemia: The increase of antioxidant response in B-ALL occurs also via serine/threonine-protein phosphatase 2A (PP2A), which negatively regulates protein kinase B (AKT) and thus activates other key transcription factors promoting antioxidant response—the Forkhead box proteins (FOXO1 and FOXO3a).