Multiplication of different Newcastle disease virus strains in chicken brain.
D000818:Animals; D001921:Brain / Q000382:microbiology*; D002642:Chick Embryo; D002645:Chickens; D046508:Culture Techniques; D008168:Lung; D009522:Newcastle disease virus / Q000254:growth & development* / Q000302:isolation & purification / Q000472:pathogenicity; D010948:Viral Plaque Assay; D014774:Virulence; D014779:Virus Replication