title: Isolation and characterization of valine transfer ribonucleic acids.
mesh_terms: D001565:Benzoates; D002247:Carbon Isotopes; D002848:Chromatography, DEAE-Cellulose; D002852:Chromatography, Ion Exchange; D002855:Chromatography, Thin Layer; D009841:Oligonucleotides / Q000302:isolation & purification; D012343:RNA, Transfer / Q000032:analysis* / Q000302:isolation & purification; D012260:Ribonucleases; D012441:Saccharomyces cerevisiae / Q000032:analysis*; D014633:Valine
chemical_list: D001565:Benzoates; D002247:Carbon Isotopes; D009841:Oligonucleotides; D012343:RNA, Transfer; D012260:Ribonucleases; D014633:Valine