White blood count >= 3,000/uL, obtained within 4 weeks prior to randomization White blood cell count >= 4000 cells/mm^3 White blood cell count >= 2.5 x 10^3/mm^3 COHORT 1: Has a white blood cell count > 30 x 10^9/L\r\n* NOTE: Leukapheresis and hydroxyurea is permitted to meet this criterion and should be stopped >= 12 hours before starting treatment on the study COHORT 2: Has a white blood cell count > 30 x 10^9/L\r\n* NOTE: Leukapheresis and hydroxyurea is permitted to meet this criterion and should be stopped >= 12 hours before starting treatment on the study Patients who have a white blood cell count less than 2,500 per cubic mm Subject has a white blood cell count > 25 x 10^9/L. (Note: Hydroxyurea is permitted to meet this criterion.) Subject has a white blood cell count > 25 × 109/L; note: hydroxyurea is permitted to meet this criteria White blood cell count ? 10,000 Participant has a white blood cell count > 25 × 10^9/L. (Hydroxyurea or leukapheresis are permitted to meet this criterion.) White blood cell count >= 2.0 x 10^9/L White blood cell count > 3 K/uL White blood cell count > 3 K/uL. White blood cell count >= 2000/uL Subject has a white blood cell count > 25 x 10{ White blood cell count > 2500/uL Patients with AML whose white blood cell count exceeds 25,000/mcL Participant has a white blood cell count > 25 × 109/L. (Note: Hydroxyurea administration or leukapheresis is permitted to meet this criterion). Peripheral white blood cell count < 50,000/mcl (patients may receive hydroxyurea as necessary for cytoreduction) White blood count >= 3000/mm^3 White blood count < 30,000/uL White blood cell count >= 3,500 cells/mm^3 White blood cell count > 2,500 cells/mcL White blood cell >= 2000/uL Documented white blood cell count of >= 3,000 DONOR: White blood cell count > 3.5 x 10^9/liter, platelets > 150 x 10^9/liter and hematocrit > 35% White blood cell count >= 1000/ul (phase I only) White blood cell >= 3500/ul White blood cell count >= 1000/ul White blood cell count >= 2.5 x 10^3/mm^3 White blood cell count >= 2.5 x 10^3/mm^3 White blood count ? 3500 cells/mm3 White blood cell count ? 2000/?L Patients with uncontrolled white blood cell count (defined as > 50 K/cu mm not controlled with hydrea). White blood count >= 3,000/uL White blood cell count >= 3,000 /ul White blood count > 3,000/mcL Step 2: White blood count > 3,000/mcL Total white blood cell count ?200,000/mm3 White blood count >= 3,000/mm^3 Subject has a white blood cell count > 25 × 10^9/L. Note: Hydroxyurea is permitted to meet this criterion. White Blood Cell Count value of <15,000 cells/?L prior to Cycle 1 Day 1. White blood cell count > 25 x 10e9/L or > 10% peripheral blood blasts; B-ALL patients must have an initial white blood cell count < 50,000/uL Documentation of keratosis follicularis (also known as Darier or Darier-White disease) Patients with a white blood cell count of more than 30 x 10^3 K/uL will not be eligible for this study White blood cell count >= 2000/uL, obtained =< 21 days prior to registration and confirmed prior to the first dose of study drug White blood count >= 3000 Participant has a white blood cell count greater than 25 × 10^9/L. Hydroxyurea is permitted to meet this criterion. White blood cell count > 2,500/mcL White blood cell count of more than or equal to 3000/mm^3 Peripheral white blood cell count =< 50,000/mcl White blood cell count >= 1000/ul DONOR: Donors must have a white blood cell count > 3.5 x 10^9/liter DONOR: White blood cell count of >= 3,000 White blood count >= 3,000/mm^3 Rapidly doubling white cell count uncontrolled with hydroxyurea White blood cell count >= 4000 x 10^6 cells/L White blood cell count > 3000/mm^3 White Blood Count > 3,000/mm3 White blood cell count >= 3.0 x 10^9/L White blood cell count > 3.0 k/mm3 White blood cell count > 3000/mm^3 White blood cell count > 3000/mm^3 White blood cell count >= 3.0 K/cu mm White blood cell count >= 3.0 K/cu mm Unacceptable hemogram: white blood cell count < 3,800/ul or > 10,500/ul White blood cell >= 2,000 /mm^3 without transfusion support > 7 days prior to registration White blood count >= 1,500/mm^3 White blood count > 1,500/mm^3 Leukopenia (white cell count < 4,000 cells/uL) White Blood Cell Count value of <15,000 cells/?L prior to Cycle 1 Day 1.