title: Reciprocal patterns of genetic resistance to avian tumor viruses in two lines of chickens.
mesh_terms: D000818:Animals; D001358:Avian Sarcoma Viruses / Q000276:immunology / Q000472:pathogenicity*; D002642:Chick Embryo; D005823:Genetics; D066298:In Vitro Techniques; D009858:Oncogenic Viruses / Q000276:immunology / Q000473:pathology*; D011200:Poultry; D001357:Sarcoma, Avian / Q000235:genetics; D012513:Sarcoma, Experimental / Q000235:genetics