title: Isolation and properties of a transfer ribonucleic acid deficient in ribothymidine.
mesh_terms: D002247:Carbon Isotopes; D002474:Cell-Free System; D002848:Chromatography, DEAE-Cellulose; D002854:Chromatography, Paper; D004926:Escherichia coli; D006358:Hot Temperature; D007532:Isoleucine; D007700:Kinetics; D008025:Ligases; D009174:Mycoplasma; D009691:Nucleic Acid Denaturation; D009711:Nucleotides / Q000032:analysis; D012329:RNA, Bacterial / Q000302:isolation & purification; D012343:RNA, Transfer / Q000302:isolation & purification*; D013936:Thymidine; D014166:Transferases; D014316:Tritium; D014461:Ultracentrifugation
chemical_list: D002247:Carbon Isotopes; D009711:Nucleotides; D012329:RNA, Bacterial; D007532:Isoleucine; D014316:Tritium; D012343:RNA, Transfer; D014166:Transferases; D008025:Ligases; D013936:Thymidine