In addition, we observed an overexpression of HOTTIP and MEF2C-AS1 in immature T-ALL, LINC01221, LINC00202, LINC00461, and LINC00648 in cortical T-ALL and MALAT1, ST20, and PCAT14 in mature T-ALL. The gene discussed is MIR9-2HG; the disease is acute lymphoblastic leukemia.