title: DNA synthesis in relation to polyploid mitoses in excised pea root segments cultured in vitro.
mesh_terms: D001345:Autoradiography; D046508:Culture Techniques; D004247:DNA / Q000096:biosynthesis*; D004171:Diploidy; D005467:Floxuridine / Q000494:pharmacology; D008938:Mitosis / Q000187:drug effects; D010944:Plants; D011123:Polyploidy; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D005467:Floxuridine; D014316:Tritium; D004247:DNA; D013936:Thymidine