title: Effects of calcium and manganese ions on the helix-coil transition of DNA.
mesh_terms: D000818:Animals; D002118:Calcium; D002417:Cattle; D004247:DNA; D008345:Manganese; D009690:Nucleic Acid Conformation; D009691:Nucleic Acid Denaturation; D013154:Spleen
chemical_list: D008345:Manganese; D004247:DNA; D002118:Calcium