title: Polynucleotides. XII. Chemical synthesis of polyriboguanylic acid.
mesh_terms: D002852:Chromatography, Ion Exchange; D002855:Chromatography, Thin Layer; D006146:Guanidines / Q000032:analysis; D006150:Guanine Nucleotides / Q000138:chemical synthesis*; D009711:Nucleotides / Q000032:analysis; D011119:Polynucleotides / Q000032:analysis / Q000138:chemical synthesis*; D011726:Pyridinium Compounds / Q000032:analysis; D013056:Spectrophotometry, Ultraviolet
chemical_list: D006146:Guanidines; D006150:Guanine Nucleotides; D009711:Nucleotides; D011119:Polynucleotides; D011726:Pyridinium Compounds