title: The ribosomal-RNA synthesis factor psi-r in Escherichia coli infected with RNA bacteriophage R23.
mesh_terms: D001433:Bacteriolysis; D002499:Centrifugation, Density Gradient; D003090:Coliphages / Q000378:metabolism*; D004926:Escherichia coli / Q000166:cytology / Q000378:metabolism*; D005815:Genetic Code; D008566:Membranes / Q000201:enzymology; D012316:RNA Nucleotidyltransferases / Q000378:metabolism; D012335:RNA, Ribosomal / Q000096:biosynthesis*; D012367:RNA, Viral / Q000096:biosynthesis; D013347:Subcellular Fractions / Q000032:analysis; D014316:Tritium; D014500:Uracil Nucleotides / Q000378:metabolism
chemical_list: D012335:RNA, Ribosomal; D012367:RNA, Viral; D014500:Uracil Nucleotides; D014316:Tritium; D012316:RNA Nucleotidyltransferases