by Leslie Cantu, Medical University of South Carolina Graphical abstract. Credit: Journal of Clinical Investigation (2023). DOI: 10.1172/JCI168575 For someone with a blood cancer, receiving stem cells from a donor offers the possibility of a cure. But patients undergoing this procedure, called allogeneic hematopoietic cell transplantation, also face the possibility of a common side effect—graft-versus-host-disease (GVHD). In GVHD,...