title: Inheritance of susceptibility to Friend mouse leukemia virus. X. Separate genetic control of two viruses in Friend virus preparation.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D004622:Embryo, Mammalian; D005622:Friend murine leukemia virus; D005838:Genotype; D009052:Leukemia Virus, Murine / Q000254:growth & development / Q000302:isolation & purification; D007942:Leukemia, Experimental / Q000235:genetics*; D051379:Mice; D013154:Spleen / Q000382:microbiology; D013163:Splenomegaly / Q000473:pathology