title: Separation of 3':5'- and 2':3'-cyclic ribonucleotides from their related mononucleotides by Amberlite XAD-4 column chromatography.
mesh_terms: D002852:Chromatography, Ion Exchange / Q000379:methods; D000242:Cyclic AMP / Q000302:isolation & purification; D006152:Cyclic GMP / Q000302:isolation & purification; D009712:Nucleotides, Cyclic / Q000302:isolation & purification*; D012265:Ribonucleotides / Q000302:isolation & purification*
chemical_list: D009712:Nucleotides, Cyclic; D012265:Ribonucleotides; D000242:Cyclic AMP; D006152:Cyclic GMP