Fig. 5From: Influence of three BALB/c substrain backgrounds on the skin tumor induction efficacy to DMBA and TPA cotreatmentHistopathological analysis of skin and tumor tissue. After harvesting the skin and tumors from DMBA+TPA treated BALB/c substrains, the histopathological changes in slide sections of skin (left column) and tumor tissue (right column) were identified by staining with hematoxylin and eosin and observation at 200× magnificationBack to article page