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Histopathology of hepatic acute graft-versus-host disease in the dog. [Gamma radiation]

Journal Article · · Transplantation; (United States)
OSTI ID:6716952
To test the association of small bile duct destructive lesions in the liver with acute graft-versus-host disease, a blind (coded) histological study was done comparing liver tissue from three groups of dogs given 1,200 R of total-body irradiation: one not given marrow infusions after irradiation, another given autologous hemopoietic grafts, and a third given marrow grafts from DLA-nonidentical unrelated donors. The dogs with unrelated grafts all developed graft-versus-host disease, and their liver histology was distinguished from that of the dogs in the other two groups of three findings: extensive small bile ductule necrosis and atypia; infiltrates of mononuclear cells around and in ductules; and individual hepatocyte necrosis scattered throughout the lobules. Thus, bile duct lesions appear to be a good marker for assessing the presence and severity of hepatic graft-versus-host disease in dogs.
Research Organization:
Fred Hutchinson Cancer Research Center, Seattle
OSTI ID:
6716952
Journal Information:
Transplantation; (United States), Journal Name: Transplantation; (United States) Vol. 26:2; ISSN TRPLA
Country of Publication:
United States
Language:
English