title: Protein synthesis requirements for the first two cleavages in sea urchin eggs.
mesh_terms: D000818:Animals; D002244:Carbon / Q000378:metabolism; D002247:Carbon Isotopes; D002455:Cell Division; D004447:Echinodermata; D005260:Female; D008853:Microscopy; D010063:Ovum / Q000187:drug effects; D014176:Protein Biosynthesis; D011691:Puromycin / Q000494:pharmacology; D014633:Valine / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D011691:Puromycin; D002244:Carbon; D014633:Valine