TCR-αβ+ and CD19+ Depleted KIR/KIR Ligand-mismatched Haploidentical Hematopoietic Stem Cell Transplant and Zoledronate for Pediatric Relapsed/Refractory Hematologic Malignancies and High Risk Solid Tumors
University of Wisconsin, Madison
Summary
This phase I trial studies the safety of transplantation with a haploidentical donor peripheral blood stem cell graft depleted of TCRαβ+ cells and CD19+ cells in conjunction with the immunomodulating drug, Zoledronate, given in the post-transplant period to treat pediatric patients with relapsed or refractory hematologic malignancies or high risk solid tumors.
Description
CONDITIONING REGIMENS: Patients with high-risk leukemia will receive myeloablative conditioning with anti-thymocyte globulin intravenously (IV) over 4-6 hours on days -12 through -9, Fludarabine IV over 30 minutes on days -8 through -5, Thiotepa IV every every 12 hours on day -4 and Total Body Irradiation (TBI) on days -3 through -1. All other patients receive reduced intensity conditioning consisting of anti-thymocyte globulin intravenously (IV) over 4-6 hours on days -12 through -9, fludarabine IV over 30 minutes on days -8 through -5, thiotepa IV over 4 hours every 12 hours on day -4, and m…
Eligibility
- Age range
- 0–21 years
- Sex
- All