Novel GVHD Prevention Regimen Shows Strong Results Without Standard Immunosuppressants
Interim results from the ABC phase 1/2b trial show a calcineurin inhibitor-free GVHD prevention regimen combining posttransplant cyclophosphamide, bortezomib, and abatacept achieved low GVHD rates and favorable survival outcomes. The approach enables earlier introduction of posttransplant maintenance therapies while reducing toxicity associated with conventional immunosuppressants.