title: Premelting and the hydrogen-exchange open state in synthetic RNA duplexes.
mesh_terms: D009690:Nucleic Acid Conformation; D009691:Nucleic Acid Denaturation; D011063:Poly A-U; D011070:Poly I-C; D011089:Polydeoxyribonucleotides; D013816:Thermodynamics
chemical_list: D011089:Polydeoxyribonucleotides; D011063:Poly A-U; D011070:Poly I-C