title: Electron microscopic studies of visna virus ribonucleic acid.
mesh_terms: D000818:Animals; D002499:Centrifugation, Density Gradient; D002831:Choroid Plexus; D046508:Culture Techniques; D003851:Deoxyribonucleases / Q000378:metabolism; D004121:Dimethyl Sulfoxide / Q000494:pharmacology; D005990:Glycerol; D008854:Microscopy, Electron; D008961:Models, Structural; D009691:Nucleic Acid Denaturation; D012328:RNA Viruses / Q000648:ultrastructure*; D012367:RNA, Viral / Q000032:analysis; D012260:Ribonucleases / Q000378:metabolism; D012756:Sheep; D012967:Sodium Dodecyl Sulfate / Q000494:pharmacology; D014316:Tritium; D014529:Uridine; D014790:Visna-maedi virus / Q000187:drug effects / Q000648:ultrastructure*
chemical_list: D012367:RNA, Viral; D014316:Tritium; D012967:Sodium Dodecyl Sulfate; D003851:Deoxyribonucleases; D012260:Ribonucleases; D005990:Glycerol; D014529:Uridine; D004121:Dimethyl Sulfoxide