Rearrangement of the MLL gene at chromosome band 11q23 can be detected in the leukaemia cells of approximately 85% of infants with B-ALL. Translocations involving the MLL (11q23) gene are generally associated with increased risk for treatment failure. Know more at: http://www.creative-bioarray.com/MLL-Breakapart-Probe-FHPC-075-item-4716.htm