title: Isolation of a ribonuclease associated with the formation of phage lambda-cI.
mesh_terms: D002848:Chromatography, DEAE-Cellulose; D002854:Chromatography, Paper; D003090:Coliphages / Q000201:enzymology*; D004926:Escherichia coli; D012260:Ribonucleases / Q000096:biosynthesis / Q000302:isolation & purification*
chemical_list: D012260:Ribonucleases