title: Nucleic acid content of visna virus.
mesh_terms: D000818:Animals; D002499:Centrifugation, Density Gradient; D002831:Choroid Plexus / Q000382:microbiology; D046508:Culture Techniques; D003588:Cytopathogenic Effect, Viral; D003609:Dactinomycin / Q000494:pharmacology; D003864:Depression, Chemical; D010759:Phosphorus Isotopes; D011328:Prions / Q000032:analysis* / Q000378:metabolism* / Q000472:pathogenicity; D012367:RNA, Viral / Q000096:biosynthesis*; D012756:Sheep; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014529:Uridine / Q000378:metabolism
chemical_list: D010759:Phosphorus Isotopes; D011328:Prions; D012367:RNA, Viral; D014316:Tritium; D003609:Dactinomycin; D013936:Thymidine; D014529:Uridine