PLCζ is the physiological trigger of the Ca2+ oscillations that induce embryogenesis in mammals but conception can occur in its absence
Hachem A., Godwin J., Ruas M., Lee HC., Buitrago MF., Ardestani G., Bassett A., Fox S., Navarrete F., De Sutter P., Heindryckx B., Fissore R., Parrington J.