Figure 5
From: Inducible nitric oxide synthase expression in melanoma: implications in lymphangiogenesis

Distribution of mean peritumoral D2-40 lymphatic vessel density in the categories of common melanocytic nevi (CMN), atypical, so-called ‘dysplastic’ nevi (AN); radial growth phase melanomas (RGPM), vertical growth phase melanomas (VGPM) and melanoma metastases (MET). The number of peritumoral lymphatics was significantly lower in melanocytic nevi as compared with both primary (both in radial and vertical growth phase) and metastatic melanomas (P=0.01, Kruskal–Wallis H-test).