title: Selective inhibition of DNA synthesis in macronuclear fragments in Paramecium aurelia exconjugants and its reversal during macronuclear regeneration.
mesh_terms: D000818:Animals; D002455:Cell Division; D002467:Cell Nucleus / Q000378:metabolism*; D003080:Cold Temperature; D003227:Conjugation, Genetic; D004247:DNA / Q000096:biosynthesis*; D004754:Enterobacter; D004926:Escherichia coli; D006358:Hot Temperature; D007553:Isotope Labeling; D009154:Mutation; D010247:Paramecium / Q000166:cytology / Q000378:metabolism*; D013194:Staining and Labeling; D013936:Thymidine; D013997:Time Factors; D014316:Tritium
chemical_list: D014316:Tritium; D004247:DNA; D013936:Thymidine