title: Origin of teratomas.
mesh_terms: D000008:Abdominal Neoplasms / Q000196:embryology* / Q000235:genetics; D000293:Adolescent; D002454:Cell Differentiation; D002648:Child; D005260:Female; D005855:Germ Layers; D006801:Humans; D008297:Male; D008954:Models, Biological; D010051:Ovarian Neoplasms / Q000196:embryology* / Q000235:genetics; D010053:Ovary / Q000166:cytology; D010312:Parthenogenesis; D012445:Sacrococcygeal Region; D012728:Sex Chromatin; D013724:Teratoma / Q000196:embryology* / Q000235:genetics; D013736:Testicular Neoplasms / Q000196:embryology* / Q000235:genetics; D013737:Testis / Q000166:cytology