title: Delayed tumour appearance and absence of regression in nude mice infected with murine sarcoma virus.
mesh_terms: D000818:Animals; D002471:Cell Transformation, Neoplastic; D005838:Genotype; D051379:Mice; D008807:Mice, Inbred BALB C; D008808:Mice, Inbred CBA; D008979:Moloney murine leukemia virus; D009365:Neoplasm Regression, Spontaneous; D012513:Sarcoma, Experimental / Q000209:etiology / Q000276:immunology*; D013950:Thymus Gland / Q000276:immunology*