title: Purine-pyrimidine requirement for ribonucleic acid synthesis in an Escherichia coli mutant defective in potassium accumulation.
mesh_terms: D000225:Adenine / Q000378:metabolism; D001692:Biological Transport; D002247:Carbon Isotopes; D002452:Cell Count; D002455:Cell Division; D002855:Chromatography, Thin Layer; D003596:Cytosine / Q000378:metabolism; D003720:Densitometry; D004926:Escherichia coli / Q000187:drug effects / Q000378:metabolism*; D006147:Guanine / Q000378:metabolism; D007553:Isotope Labeling; D009154:Mutation; D011188:Potassium / Q000378:metabolism* / Q000494:pharmacology; D012329:RNA, Bacterial / Q000096:biosynthesis*; D012265:Ribonucleotides / Q000032:analysis / Q000302:isolation & purification / Q000378:metabolism; D012964:Sodium / Q000494:pharmacology; D013997:Time Factors; D014316:Tritium; D014498:Uracil / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D012329:RNA, Bacterial; D012265:Ribonucleotides; D014316:Tritium; D014498:Uracil; D006147:Guanine; D003596:Cytosine; D012964:Sodium; D000225:Adenine; D011188:Potassium