[Color figure can be viewed at wileyonlinelibrary.com] gl GLO:FQJ/01dec22:aor14372-fig-0003.jpg PHOTO (COLOR): 3 Evidence of worsening liver function at the end of perfusion during long-term ex situ machine perfusion of human livers. Keywords: ex situ machine perfusion; long-term perfusion; split livers EN ex situ machine perfusion long-term perfusion split livers 2504 2510 7 11/17/22 20221201 NES 221201 In this case report, we preserved human livers for up to 13 days under normothermic conditions using a modified commercial perfusion system. (A and B) For all livers (A: Liver 1, B: Liver 2) and all partial grafts, perfusate glucose levels remained stable during long-term perfusion sustained on infusions of glucose and glucagon. Long-term perfusion, ex situ machine perfusion, split livers. [Extracted from the article]