For instance, MEG3, RUNXOR, NEAT1, LLEST, IRAIN and UCA1 were related to AML; ANRIL, LUNAR1 and T-ALL-R-LncR1 were involved in ALL; LncRNA-BGL3, H19 and MEG3 participated in CML; lincRNA-p21, DLEU1/DLEU2 and TRERNA1 were involved in CLL [35]. The gene discussed is DLEU2; the disease is acute lymphoblastic leukemia.