The structural proteins of Newcastle disease virus.

Amino Acids/metabolism Animals Carbon Isotopes Centrifugation, Density Gradient Centrifugation, Zonal Chick Embryo Electrophoresis, Disc Hemagglutination Tests Hemagglutinins, Viral/analysis Molecular Weight Neuraminidase/analysis Newcastle disease virus/analysis,drug effects Peptides/analysis Surface-Active Agents/pharmacology Viral Proteins/analysis

Amino Acids Carbon Isotopes Hemagglutinins, Viral Peptides Surface-Active Agents Viral Proteins Neuraminidase