title: Approach to the quantitative analysis of nucleotides by gas chromatography-mass spectromety.
mesh_terms: D000818:Animals; D002855:Chromatography, Thin Layer; D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D008745:Methylation; D009705:Nucleosides / Q000032:analysis; D012265:Ribonucleotides / Q000032:analysis*
chemical_list: D009705:Nucleosides; D012265:Ribonucleotides