title: Development of K + -conductance and membrane potentials in unfertilized sea urchin eggs after exposure to NH 4 OH.
mesh_terms: D000200:Action Potentials / Q000187:drug effects*; D000818:Animals; D005260:Female; D005306:Fertilization; D006863:Hydrogen-Ion Concentration; D010063:Ovum / Q000378:metabolism* / Q000502:physiology; D011188:Potassium / Q000378:metabolism*; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology*; D012617:Sea Urchins / Q000187:drug effects*
chemical_list: D000644:Quaternary Ammonium Compounds; D011188:Potassium