Results of histopathological analysis(A, B) and Mallory's trichrome stain(C, D). (A) desmoplasia between hepatic lobule (arrow), (B) infiltration of lymphocytes (down arrow), hyperplasy of bile canaliculus and fibrous tissue at portal area(up arrow), also coagulation necrosis and karyopyknosis of hepatocytes could be seen. Original magnification × 400. (C, D) Showing proliferation of connective tissue between liver lobule (arrow). Mallory staining method, Original magnifications ×200. (A, C: liver sample from CP74; B, D: liver sample from DX385).