Fig. 8

Macroscopic appearance of grafted lungs following reperfusion and sacrification in IE and RE recipients. (A–B) Intraoperative view of grafts in IE group recipients showing dark, cherry-red discoloration shortly after reperfusion; (C–D) Postmortem appearance of explanted lungs in IE recipients exhibiting hepatization features; (E–F) Well-perfused, light-red grafts in RE recipients immediately following implantation and reperfusion; (G) Heart–lung block at scheduled sacrification in a short-term RE survivor; (H) Macroscopic appearance of the heart–lung block from a six-month RE survivor showing preserved graft volume and morphology. * “R” label in the image denotes the right.