Within the tumor and surrounding tissue, antigen-presenting cells were evident, including Langerhans cells (CD207+HLA-DR+) (BCC, 19.08% ± 2.83% [n = 11] and SCC, 7.85% ± 0.69% [n = 5]), but less than in normal skin (32.22% ± 6.89% [n = 5]). This evidence concerns the gene CD207 and neoplasm.