title: Selection in chickens for retrogression of tumors caused by Rous sarcoma virus.
mesh_terms: D000818:Animals; D001358:Avian Sarcoma Viruses / Q000276:immunology*; D002645:Chickens; D005823:Genetics; D007178:Inbreeding; D009365:Neoplasm Regression, Spontaneous / Q000662:veterinary*; D009368:Neoplasm Transplantation / Q000662:veterinary; D011201:Poultry Diseases / Q000276:immunology*; D001357:Sarcoma, Avian / Q000276:immunology / Q000662:veterinary*