title: Production of spleen focus-forming virus and murine leukemia virus by early erythroblasts after Friend virus infection.
mesh_terms: D000818:Animals; D002469:Cell Separation; D004900:Erythroblasts / Q000382:microbiology*; D004912:Erythrocytes / Q000382:microbiology*; D004920:Erythropoiesis; D005622:Friend murine leukemia virus / Q000302:isolation & purification*; D006418:Heme / Q000096:biosynthesis; D007942:Leukemia, Experimental / Q000378:metabolism / Q000382:microbiology* / Q000473:pathology; D008297:Male; D051379:Mice; D008807:Mice, Inbred BALB C; D012190:Retroviridae / Q000302:isolation & purification*; D013154:Spleen / Q000378:metabolism / Q000382:microbiology / Q000473:pathology; D013997:Time Factors; D014412:Tumor Virus Infections / Q000382:microbiology*
chemical_list: D006418:Heme