title: A timing study of DNA amplification in Xenopus laevis oocytes.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002466:Cell Nucleolus; D002875:Chromosomes; D004247:DNA; D005260:Female; D007814:Larva; D008540:Meiosis; D008675:Metamorphosis, Biological; D008967:Molecular Biology; D010053:Ovary / Q000166:cytology; D010063:Ovum / Q000166:cytology*; D013936:Thymidine; D013997:Time Factors; D014316:Tritium; D014981:Xenopus / Q000196:embryology*
chemical_list: D014316:Tritium; D004247:DNA; D013936:Thymidine