title: Incorporation of uridine in cleavage stage eggs of the sea urchin Paracentrotus lividus.
mesh_terms: D000818:Animals; D002852:Chromatography, Ion Exchange; D002855:Chromatography, Thin Layer; D004589:Electrophoresis, Disc; D005260:Female; D008297:Male; D010063:Ovum / Q000378:metabolism*; D012313:RNA; D012617:Sea Urchins / Q000196:embryology; D014500:Uracil Nucleotides; D014529:Uridine / Q000378:metabolism*
chemical_list: D014500:Uracil Nucleotides; D012313:RNA; D014529:Uridine