title: Polar lobe formation and cytokinesis in fertilized eggs of Ilyanassa obsoleta. II. Large bleb formation caused by high concentrations of exogenous calcium ions.
mesh_terms: D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D002122:Calcium Chloride / Q000494:pharmacology; D002455:Cell Division; D003078:Colchicine / Q000494:pharmacology; D003571:Cytochalasin B / Q000494:pharmacology; D003593:Cytoplasm; D005260:Female; D005306:Fertilization; D006863:Hydrogen-Ion Concentration; D007552:Isotonic Solutions; D008274:Magnesium / Q000494:pharmacology; D008345:Manganese / Q000494:pharmacology; D008854:Microscopy, Electron; D010063:Ovum / Q000187:drug effects / Q000254:growth & development*; D011188:Potassium / Q000494:pharmacology; D012908:Snails / Q000196:embryology*; D012964:Sodium / Q000494:pharmacology
chemical_list: D007552:Isotonic Solutions; D003571:Cytochalasin B; D008345:Manganese; D012964:Sodium; D008274:Magnesium; D002122:Calcium Chloride; D011188:Potassium; D003078:Colchicine; D002118:Calcium