Fig. 2

Photomicrographs of mouse liver, immunohistochemical staining for GST-1, PARP, MMP-9, and HGF-1. a GST-1 expression was increased dose-dependently by DCE-2.5 to DCE-10. b PARP was markedly positive in the DCE-2.5 group. c MMP-9 was strongly positive in the DCE-2.5 group. d HGF-1 was gradually and dose-dependently increased by DCE