title: Purification and some physical properties of hog cholera virus.
mesh_terms: D000818:Animals; D002499:Centrifugation, Density Gradient; D002586:Cesium; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D002712:Chlorides; D006691:Classical Swine Fever / Q000382:microbiology*; D008854:Microscopy, Electron; D013395:Sucrose; D013552:Swine; D014461:Ultracentrifugation; D014713:Viruses, Unclassified / Q000302:isolation & purification*
chemical_list: D002712:Chlorides; D002586:Cesium; D013395:Sucrose