The stage of chromosome duplication in the cell cycle as revealed by x-ray breakage and 3H-thymidine labeling.
D000818:Animals; D001345:Autoradiography; D002842:Chromatids; D002869:Chromosome Aberrations; D002875:Chromosomes / Q000378:metabolism / Q000528:radiation effects*; D006224:Cricetinae; D046508:Culture Techniques; D004261:DNA Replication; D007621:Karyotyping; D008938:Mitosis; D011831:Radiation Genetics; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
D014316:Tritium; D013936:Thymidine