title: [Uridine incorporation into nucleic acids at cleavage stages of the egg of the sea urchin Paracentrotus lividus].
mesh_terms: D000818:Animals; D001345:Autoradiography; D002845:Chromatography; D004247:DNA / Q000032:analysis; D004447:Echinodermata; D005260:Female; D006882:Hydroxyapatites; D010063:Ovum / Q000378:metabolism*; D012313:RNA / Q000032:analysis / Q000096:biosynthesis*; D014316:Tritium; D014529:Uridine / Q000378:metabolism*
chemical_list: D006882:Hydroxyapatites; D014316:Tritium; D012313:RNA; D004247:DNA; D014529:Uridine
vernacular_title: Uridineinbau in die Nucleinsäuren von Furchungsstadien der Eier des Seeigels Paracentrotus Lividus.