title: Rate zonal separation of spleen nuclei from normal and Friend virus infected mice.
mesh_terms: D000818:Animals; D002250:Carbon Radioisotopes; D002467:Cell Nucleus / Q000032:analysis* / Q000187:drug effects / Q000378:metabolism; D002499:Centrifugation, Density Gradient; D002501:Centrifugation, Zonal; D003348:Cortisone / Q000494:pharmacology; D004247:DNA / Q000096:biosynthesis; D003720:Densitometry; D004920:Erythropoiesis; D005622:Friend murine leukemia virus; D008722:Methods; D051379:Mice; D008815:Mice, Inbred Strains; D013154:Spleen / Q000166:cytology* / Q000378:metabolism; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014777:Virus Diseases / Q000378:metabolism*
chemical_list: D002250:Carbon Radioisotopes; D014316:Tritium; D004247:DNA; D003348:Cortisone; D013936:Thymidine