title: Studies of intermolecular interactions of nucleic acid bases in aqueous solutions by the proton magnetic resonance method. Self-association of 6,9-dimethyladenine and its pyrazole analogue and their association with methyl-substituted cytosine and uracil.
mesh_terms: D000225:Adenine; D055598:Chemical Phenomena; D002621:Chemistry; D003596:Cytosine; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D009682:Magnetic Resonance Spectroscopy; D008722:Methods; D008956:Models, Chemical; D009994:Osmolar Concentration; D011720:Pyrazoles; D013696:Temperature; D013816:Thermodynamics; D014498:Uracil
chemical_list: D011720:Pyrazoles; D014498:Uracil; D003596:Cytosine; D000225:Adenine