Chromosomal analysis and RT-PCR assay revealed tumor cells with the MLLT3-MLL fusion gene.     ///    "MLLT3-MLL is generated by translocation t(9;11), which primarily induces acute myeloid leukemia in humans, whereas MLLT3-MLL induces ALL or biphenotypic leukemia in mice. "    ///    We report a patient with mixed phenotype acute leukemia with MLLT3-MLL. 