title: Demonstration of ammonia utilization for purine biosynthesis by the intact cell and characterization of the enzymatic activity catalyzing this reaction.
mesh_terms: D000582:Amidophosphoribosyltransferase / Q000032:analysis / Q000378:metabolism*; D000606:Amino Sugars / Q000096:biosynthesis*; D000641:Ammonia / Q000378:metabolism*; D000818:Animals; D002460:Cell Line; D006224:Cricetinae; D005973:Glutamine / Q000378:metabolism; D006801:Humans; D010428:Pentosephosphates / Q000096:biosynthesis*; D010430:Pentosyltransferases / Q000378:metabolism*; D010754:Phosphoribosyl Pyrophosphate; D010920:Placenta / Q000201:enzymology; D012267:Ribosemonophosphates / Q000096:biosynthesis*; D000637:Transaminases / Q000032:analysis / Q000378:metabolism
chemical_list: D000606:Amino Sugars; D010428:Pentosephosphates; D012267:Ribosemonophosphates; D005973:Glutamine; D010754:Phosphoribosyl Pyrophosphate; D000641:Ammonia; D010430:Pentosyltransferases; D000582:Amidophosphoribosyltransferase; D000637:Transaminases