The assembly in vitro of some small spherical viruses, hybrid viruses, and other nucleoproteins.

Bacteriophages Centrifugation, Density Gradient Hybridization, Genetic Immunoelectrophoresis Microscopy, Electron Nucleoproteins Plant Viruses/analysis RNA, Transfer RNA, Viral/metabolism Ribosomes Spectrophotometry Tobacco Mosaic Virus Viral Proteins/metabolism Viruses Yeasts

Nucleoproteins RNA, Viral Viral Proteins RNA, Transfer