title: Studies on methylation of nucleic acids in crown gall tumor tissue cultures of tobacco.
mesh_terms: D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D046508:Culture Techniques; D004273:DNA, Neoplasm / Q000378:metabolism; D008745:Methylation; D009696:Nucleic Acids / Q000378:metabolism*; D010941:Plant Tumors / Q000378:metabolism*; D010947:Plants, Toxic; D012334:RNA, Neoplasm / Q000378:metabolism; D012343:RNA, Transfer / Q000378:metabolism; D012231:Rhizobium; D014026:Nicotiana
chemical_list: D002247:Carbon Isotopes; D004273:DNA, Neoplasm; D009696:Nucleic Acids; D012334:RNA, Neoplasm; D012343:RNA, Transfer