Physical and genetic studies of Newcastle disease virus: evidence for multiploid particles.
D000818:Animals; D002460:Cell Line; D002499:Centrifugation, Density Gradient; D002642:Chick Embryo; D005827:Genetics, Microbial; D006386:Hemagglutination Tests; D006579:Heterozygote; D009154:Mutation; D009522:Newcastle disease virus / Q000378:metabolism / Q000528:radiation effects; D010710:Phosphates / Q000378:metabolism; D010759:Phosphorus Isotopes; D013223:Statistics as Topic; D014316:Tritium; D014466:Ultraviolet Rays; D014529:Uridine / Q000378:metabolism
D010710:Phosphates; D010759:Phosphorus Isotopes; D014316:Tritium; D014529:Uridine