Ten fusion genes were detected in 115 cases of leukemia, including AML1/ETO, PML/RAR alpha, PLZF/RAR alpha, dupMLL, MLL/AF6, MLL/AF10, CBFbeta/MYH11, BCR/ABL, Hox11, and EVI1 BCR/ABL was positive in all the 52 cases of chronic myeloid leukemia.     ///    "PML/RAR alpha was found in 21 of 25 acute promyelocytic leukemia (APL), and PLZF/RAR alpha was detected in one case of APL. "