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Expressions of TLR7 in VV lesions and the perilesional normal skin at the edge (SP ×400). (A) Few TLR7+ cells with brown cytoplasm were observed in the epidermal of VV lesions (B) A small number of TLR7+ cells with brown cytoplasm were observed in the papillary layer of VV lesion. (C) Few TLR7+ cells were observed in the epidermal and few TLR7+ cells with brown cytoplasm in the papillary layer of perilesional normal skin at the edge of VV. VV = verruca vulgaris.
