KMT2A and acute lymphoblastic leukemia: We compared the sensitivity of 79 BCP-ALL cell lines with different types of translocations to BTZ, which included 14 Ph+ALL, 11 MLL+ALL, 16 t(1;19)-ALL, 4 t(17;19)-ALL, and 3 t(12;21)-ALL cell lines (Fig 2A and S2 Table).