title: Calcium-dependence of the cortical reaction in broken eggs of Echinus esculentus [proceedings].
mesh_terms: D000818:Animals; D002118:Calcium / Q000502:physiology*; D005089:Exocytosis; D005260:Female; D010063:Ovum / Q000502:physiology*; D012617:Sea Urchins / Q000502:physiology*
chemical_list: D002118:Calcium