Potato spindle tuber "virus". IV. A replicating, low molecular weight RNA.

Aluminum Silicates Biological Assay Centrifugation, Density Gradient Chemical Precipitation Chromatography Chromatography, Gel Deoxyribonucleases Electrophoresis, Disc Helper Viruses/isolation & purification Hydroxyapatites Molecular Weight Phenols Plant Diseases Plant Viruses/growth & development Plants, Edible RNA/isolation & purification RNA, Viral/analysis,isolation & purification,pharmacology Ribonucleases Sucrose Virus Replication

Aluminum Silicates Hydroxyapatites Phenols RNA, Viral Sucrose RNA Deoxyribonucleases Ribonucleases