1. Laboratory for Transplantation and Regenerative Medicine, Sahlgrenska Academy at Gothenburg University and the Sahlgrenska Transplant Institute at Sahlgrenska University Hospital, Gothenburg, Sweden.
2. Department of Transplantation Surgery, Sahlgrenska Academy at Gothenburg University and the Sahlgrenska Transplant Institute at Sahlgrenska University Hospital, Gothenburg, Sweden.