title: Teratocarcinomas rarely develop from embryos transplanted into athymic mice.
mesh_terms: D000818:Animals; D007111:Immunity, Cellular; D007694:Killer Cells, Natural / Q000276:immunology; D051379:Mice; D008809:Mice, Inbred C3H / Q000276:immunology; D008810:Mice, Inbred C57BL / Q000276:immunology; D008819:Mice, Nude / Q000276:immunology; D009368:Neoplasm Transplantation; D013601:T-Lymphocytes / Q000276:immunology*; D013724:Teratoma / Q000276:immunology* / Q000473:pathology; D013934:Thymectomy; D013950:Thymus Gland / Q000276:immunology*