Fig. 3From: Epidermodysplasia verruciformis: revision of a model of carcinogenic diseaseExamples of cytopathic effect in epidermodysplasia verruciform (EV) in different skin lesions. a Flat wart (Hematoxylin-eosin- HE, × 400). b Seborrheic keratosis (HE, × 400). c In situ squamous cell carcinoma (HE, × 200). d Invasive squamous cell carcinoma (HE, × 200)Back to article page