title: The effects of polyamines on the melting of polyriboadenylic acid plus polyribouridylic acid complexes in a solution.
mesh_terms: D000588:Amines / Q000494:pharmacology*; D003609:Dactinomycin / Q000494:pharmacology; D011108:Polymers; D013096:Spermine / Q000494:pharmacology
chemical_list: D000588:Amines; D011108:Polymers; D003609:Dactinomycin; D013096:Spermine