Secondary structure of RNA phage M12 replicative intermediates in vivo.

Centrifugation, Density Gradient Coliphages/analysis,metabolism Escherichia coli Hot Temperature Isotope Labeling Models, Biological Nucleic Acid Conformation Nucleic Acid Denaturation Phosphorus Isotopes RNA, Viral/analysis,biosynthesis,isolation & purification Ribonucleases Time Factors Tritium Virus Replication

Phosphorus Isotopes RNA, Viral Tritium Ribonucleases