Fig. 2

Pathological findings and immunohistochemical staining of the recipient’s liver. a Hematoxylin and eosin staining of the recipient’s liver. b,c Enlarged view of liver tissue in the black box in a, with diffuse infiltration of eosinophils cells characterized by grooved and convoluted nuclei with a scattered chromatin texture (white arrows). d Immunohistochemical staining for Langerin. e Immunohistochemical staining for S-100 protein. f Immunohistochemical staining for CD1a