title: Ion-dependent stages of the cortical reaction in surface complexes isolated from Arbacia punctulata eggs.
mesh_terms: D000255:Adenosine Triphosphate / Q000494:pharmacology; D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D005089:Exocytosis; D005260:Female; D005306:Fertilization; D008274:Magnesium / Q000494:pharmacology; D010063:Ovum / Q000502:physiology* / Q000648:ultrastructure; D011188:Potassium / Q000494:pharmacology; D012617:Sea Urchins; D012964:Sodium / Q000494:pharmacology*
chemical_list: D000255:Adenosine Triphosphate; D012964:Sodium; D008274:Magnesium; D011188:Potassium; D002118:Calcium