title: Density gradient centrifugation of a herpesvirus (IBRV) in colloidal silica.
mesh_terms: D000818:Animals; D002417:Cattle; D002499:Centrifugation, Density Gradient; D002501:Centrifugation, Zonal; D046508:Culture Techniques; D007242:Herpesvirus 1, Bovine / Q000302:isolation & purification*; D011506:Proteins; D012822:Silicon Dioxide; D014316:Tritium; D014776:Virus Cultivation
chemical_list: D011506:Proteins; D014316:Tritium; D012822:Silicon Dioxide