Fig. 2From: Fluorescent imaging of superficial head and neck squamous cell carcinoma using a γ-glutamyltranspeptidase-activated targeting agent: a pilot studyImmunohistological anaylsis of GGT expression in the past three HNSCC cases treated with ESD. Resected specimens were stained with hematoxylin and eosin (left) and an anti-GGT1 antibody (right). Scale bars, 500 μm. Dotted and solid lines indicate the part of normal eithelium and tumor, respectivelyBack to article page