title: Potential as an aerosol vaccine of an improved Newcastle disease vaccine derived from the Lasota strain--I. In vitro studies.
mesh_terms: D000336:Aerosols; D000818:Animals; D002645:Chickens; D003080:Cold Temperature; D006863:Hydrogen-Ion Concentration; D009154:Mutation; D009521:Newcastle Disease / Q000276:immunology*; D009522:Newcastle disease virus / Q000276:immunology / Q000472:pathogenicity; D013696:Temperature; D014357:Trypsin / Q000494:pharmacology; D014613:Vaccines, Attenuated / Q000494:pharmacology; D014765:Viral Vaccines / Q000494:pharmacology*
chemical_list: D000336:Aerosols; D014613:Vaccines, Attenuated; D014765:Viral Vaccines; D014357:Trypsin