title: Electron microscopic studies on melanotic and amelanotic melanomas in Xiphophorin fish.
mesh_terms: D000818:Animals; D003582:Cytogenetics; D003712:Dendrites; D005399:Fishes; D006822:Hybrid Cells; D008544:Melanocytes; D008545:Melanoma / Q000235:genetics / Q000473:pathology*; D008854:Microscopy, Electron; D009024:Morphogenesis; D012878:Skin Neoplasms / Q000235:genetics / Q000473:pathology*