Figure 7From: Oocyte activation and phospholipase C zeta (PLCζ): diagnostic and therapeutic implications for assisted reproductive technologyRepresentative Ca2+responses of bovine oocytes treated with A) sperm (normal fertilisation), B) 7% ethanol, and C) Ca2+ionophore IA23187. Reproduced from Nakada and Mizuno (1998) with permission.Back to article page