title: Evolutionary conservation of methylated sequences in vertebrate nuclear deoxyribonucleic acid.
mesh_terms: D001483:Base Sequence; D005075:Biological Evolution; D002460:Cell Line; D003596:Cytosine / Q000031:analogs & derivatives; D004247:DNA / Q000378:metabolism; D004273:DNA, Neoplasm / Q000378:metabolism; D006367:HeLa Cells / Q000378:metabolism; D008715:Methionine / Q000378:metabolism; D008745:Methylation
chemical_list: D004273:DNA, Neoplasm; D003596:Cytosine; D004247:DNA; D008715:Methionine