AML/MDS Drug Sensitization by in Vivo Chemotherapy Administration

"* All cohorts will have peripheral blood drawn at baseline no more than 4 days prior to the first dose of chemotherapy and must also occur before the first dose of chemotherapy~* Cohort 0 or 1 - peripheral blood draw on Day 2~* Cohorts 0, 2, 3, 4 and 5 - peripheral blood draw on Day 3~* Cohort 0 or 1 - peripheral blood draw on Day 35 (at count recovery)~* Cohorts 0, 2, 3, 4, and 5 - peripheral blood draw on Cycles 2 or 3 and 4 or 5, Day 28"

"* Cohort 0 or 1 - bone marrow aspirate on Day 14~* Cohort 0 or 1 - bone marrow aspirate on Day 35 (at count recovery)~* Cohorts 0, 2, 3, 4, and 5 - bone marrow aspirate on Cycles 2 or 3 and 4 or 5, Day 28"

"* Cohort 0 or 1 - buccal swab on Day 35 (at count recovery)~* Cohorts 0, 2, 3, 4, and 5 - buccal swab on Cycle 2 or 3 and 4 or 5, Day 28"