title: The hyaline layer: its isolation and role in echinoderm development.
mesh_terms: D000596:Amino Acids / Q000378:metabolism; D000818:Animals; D001345:Autoradiography; D003609:Dactinomycin / Q000494:pharmacology; D004229:Dithiothreitol / Q000494:pharmacology; D004447:Echinodermata / Q000187:drug effects / Q000196:embryology* / Q000378:metabolism / Q000502:physiology; D011402:Pronase / Q000494:pharmacology; D011691:Puromycin / Q000494:pharmacology; D014316:Tritium; D014633:Valine / Q000378:metabolism
chemical_list: D000596:Amino Acids; D014316:Tritium; D003609:Dactinomycin; D011691:Puromycin; D011402:Pronase; D014633:Valine; D004229:Dithiothreitol