title: Magnesium ion effect on the helix-coil transition of DNA.
mesh_terms: D001665:Binding Sites; D004247:DNA; D006358:Hot Temperature; D008274:Magnesium / Q000494:pharmacology*; D009690:Nucleic Acid Conformation; D009691:Nucleic Acid Denaturation / Q000187:drug effects
chemical_list: D004247:DNA; D008274:Magnesium