Periodicity in the synthesis of RNA in synchronized cultures of Escherichia coli in the presence and absence of 4-mercapto pyrimidine.
D004926:Escherichia coli / Q000378:metabolism*; D011743:Pyrimidines / Q000494:pharmacology*; D012313:RNA / Q000378:metabolism*
D011743:Pyrimidines; D012313:RNA; C030986:pyrimidine
ESCHERICHIA COLI/metabolism; PYRIMIDINES/pharmacology; RIBONUCLEIC ACID/metabolism