Ribonucleic acid synthesis by isolated viruses of Penicillium stoloniferum.

Adenosine Triphosphate Chlorides DNA-Directed RNA Polymerases/metabolism Dactinomycin/pharmacology Electrophoresis, Polyacrylamide Gel Ethidium/pharmacology Guanine Nucleotides Magnesium Manganese Penicillium Plant Viruses/enzymology RNA Viruses/enzymology RNA, Viral/biosynthesis Rifampin/pharmacology Surface-Active Agents/pharmacology Time Factors Tritium Uracil Nucleotides

Chlorides Guanine Nucleotides RNA, Viral Surface-Active Agents Uracil Nucleotides Tritium Dactinomycin Manganese Adenosine Triphosphate DNA-Directed RNA Polymerases Ethidium Magnesium Rifampin