title: Analysis of 5-methylcytosine in DNA by isotope dilution gas chromatography-mass spectrometry.
authors.forename: P F
authors.initials: PF
authors.lastname: Crain
mesh_terms: D044503:5-Methylcytosine; D003596:Cytosine / Q000031:analogs & derivatives* / Q000032:analysis; D004247:DNA / Q000737:chemistry*; D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D011865:Radioisotope Dilution Technique; D013941:Thymine
chemical_list: D044503:5-Methylcytosine; D003596:Cytosine; D004247:DNA; D013941:Thymine