Figure 2

Representative immunohistochemistry staining of normal colonic epithelium, positive staining colorectal carcinomas, and negative staining colorectal carcinomas for FABP1 and PPARγ. Left column, normal colonic epithelium; middle column, negative staining pattern; right column, positive staining pattern; FABP1, fatty acid-binding protein 1; PPARγ, proliferator-activated receptor γ.