Figure 5From: Repression of tumor necrosis factor-related apoptosis-inducing ligand (TRAIL) but not its receptors during oral cancer progressionLoss of TRAIL expression in oral leukoplakia with moderate epithelial dysplasia. A: Hematoxylin and eosin staining; B: Immunohistochemical staining for TRAIL (× 100). Note that immunoreactivity for TRAIL is significantly reduced in dysplasia (arrows) compared to adjacent uninvolved mucosa (N).Back to article page