GVHD prophylaxis vascular biomarker profile and differences in outcomes. (A) Heat map of the change in vascular biomarkers comparing the FC of day +28 after transplant to pretransplant baseline. Biomarkers that decrease over time are shown in darker colors; biomarkers that increase are shown in lighter colors. (B) Cause of death by GVHD prophylaxis regimen. PlGF, placental growth factor; VOD, veno-occlusive disease.