title: Purification and fractionation of free nucleotides from Euglena gracilis Z by a combined procedure of ligand-exchange and anion-exchange gel chromatography.
mesh_terms: D001665:Binding Sites; D002852:Chromatography, Ion Exchange; D005056:Euglena gracilis / Q000032:analysis*; D006801:Humans; D008722:Methods; D009711:Nucleotides / Q000032:analysis*
chemical_list: D009711:Nucleotides