IFNG and acute myeloid leukemia: Patient 6 (Figure 2D), with complex-karyotype AML who received IFN-γ + DLI, achieved an MRDneg CR and conversion to full donor chimerism, associated with steroid-sensitive GVHD (biopsy-proven liver, grade 0), IPS, and ICANS, which both resolved with corticosteroids.