Regulation of cell activity at fertilization by intracellular Ca+2 and intracellular pH.
D000818:Animals; D002118:Calcium / Q000378:metabolism / Q000502:physiology*; D002450:Cell Communication; D002454:Cell Differentiation; D002455:Cell Division; D002462:Cell Membrane / Q000502:physiology; D005260:Female; D005306:Fertilization; D006863:Hydrogen-Ion Concentration; D066298:In Vitro Techniques; D008297:Male; D008564:Membrane Potentials; D010063:Ovum / Q000502:physiology; D012617:Sea Urchins; D012964:Sodium / Q000502:physiology
D012964:Sodium; D002118:Calcium