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Representative anti-desmoglein-1 staining of oral tissues. Anti-desmoglein-1 monoclonal antibody (27B2) was used to stain normal oral mucosa (a), dysplastic oral mucosa (b), and oral squamous cell carcinoma (c). Normal oral mucosa processed in the absence of primary antibody serves as a negative control (d). The scale bar in panel A corresponds to 10 μm.
