title: Four types of cellular fine structure associated with human amelanotic melanoma.
mesh_terms: D003593:Cytoplasm; D006801:Humans; D008545:Melanoma / Q000145:classification / Q000473:pathology*; D009940:Organoids; D010858:Pigmentation; D012878:Skin Neoplasms / Q000145:classification / Q000473:pathology*