Restricted chromosome breakpoint sites on 11q22-q23.1 and 11q25 in various hematological malignancies without MLL/ALL-1 gene rearrangement..     ///    " We analyzed 32 patients with various hematological malignancies including acute myelocytic leukemia and non-Hodgkin lymphoma with a breakpoint at 11q22-q25 of chromosome 11, but who did not have rearrangements of the MLL/ALL-1 gene. "