title: Reversible covalent modification of DNA.
mesh_terms: D000477:Alkylating Agents; D000588:Amines / Q000494:pharmacology; D001593:Benzyl Compounds / Q000494:pharmacology; D001665:Binding Sites; D002794:Choline / Q000494:pharmacology; D002855:Chromatography, Thin Layer; D002942:Circular Dichroism; D004247:DNA; D003956:Dialysis; D004952:Esters; D006358:Hot Temperature; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D008854:Microscopy, Electron; D009153:Mutagens / Q000494:pharmacology; D009690:Nucleic Acid Conformation; D009691:Nucleic Acid Denaturation; D012486:Salmonella typhimurium / Q000187:drug effects; D013056:Spectrophotometry, Ultraviolet; D013696:Temperature; D013997:Time Factors; D014783:Viscosity
chemical_list: D000477:Alkylating Agents; D000588:Amines; D001593:Benzyl Compounds; D004952:Esters; D009153:Mutagens; D004247:DNA; D002794:Choline