title: A sensitive enzymatic determination of ribonucleoside triphosphates in cell extracts.
mesh_terms: D003597:Cytosine Nucleotides / Q000032:analysis; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism; D004926:Escherichia coli / Q000201:enzymology; D006160:Guanosine Triphosphate / Q000032:analysis; D007700:Kinetics; D008722:Methods; D008832:Microchemistry; D011089:Polydeoxyribonucleotides; D012265:Ribonucleotides / Q000032:analysis*
chemical_list: D003597:Cytosine Nucleotides; D011089:Polydeoxyribonucleotides; D012265:Ribonucleotides; D006160:Guanosine Triphosphate; D012321:DNA-Directed RNA Polymerases