Chimerism responses and GVHD occurrence following DLI for mixed chimerism. Results are shown starting from the chimerism result immediately prior to the first DLI dose. Subsequent DLI doses are indicated by the arrows. In those patients subsequently receiving DLI for relapse the disease responses are also indicated: CR, complete response; PR, partial response; R, relapse/progression; NR, no response; MRD, minimal residual disease.