title: Further studies of urea-catalyzed phosphorylation reactions.
mesh_terms: D005075:Biological Evolution; D055598:Chemical Phenomena; D002621:Chemistry; D008970:Molecular Weight; D009705:Nucleosides; D010710:Phosphates; D012265:Ribonucleotides; D014508:Urea; D014529:Uridine
chemical_list: D009705:Nucleosides; D010710:Phosphates; D012265:Ribonucleotides; D014508:Urea; D014529:Uridine