MAPK8 and adult T-cell leukemia/lymphoma: The results demonstrated significant upregulation of EVI1 (p-value = 0.0062), MKP (p-value = 0.0003), PTPRR (p-value = 0.0031), and JNK (p-value < 0.0001) in ATLL patients compared to healthy controls (Fig. 3).