{"type":"root","children":[{"type":"paragraph","children":[{"type":"text","value":"PNL2 antibody reacts against a fixative resistant melanocyte associated antigen. It stains normal melanocytes and neutrophils. PNL2 stained all intra-epidermal nevi irrespective of their histologic type and more than 70% of the neoplastic cells in all primary melanomas irrespective of their histologic type. PNL2 antibody also stains most of the clear cell sarcoma cells. However, most desmoplastic melanoma are negative for PNL2 according to literature."}]}]}