title: Electron microscopic and cytochemical observations of mast cells containing melanosomes in blue nevus.
mesh_terms: D000135:Acid Phosphatase / Q000378:metabolism; D001706:Biopsy; D004156:Catechol Oxidase / Q000378:metabolism; D003594:Cytoplasmic Granules / Q000201:enzymology / Q000378:metabolism; D006651:Histocytochemistry; D006801:Humans; D008407:Mast Cells / Q000166:cytology / Q000201:enzymology / Q000378:metabolism*; D008543:Melanins / Q000378:metabolism*; D008544:Melanocytes / Q000166:cytology / Q000201:enzymology / Q000378:metabolism*; D008854:Microscopy, Electron; D014442:Monophenol Monooxygenase / Q000378:metabolism; D009508:Nevus, Pigmented / Q000201:enzymology / Q000378:metabolism / Q000473:pathology*; D009940:Organoids; D010586:Phagocytes / Q000201:enzymology; D012867:Skin / Q000378:metabolism / Q000473:pathology
chemical_list: D008543:Melanins; D004156:Catechol Oxidase; D014442:Monophenol Monooxygenase; D000135:Acid Phosphatase