Last Updated：2025/11/27
During fertilization, the electrical polyspermy block prevents additional sperm entry by rapidly depolarizing the egg from about −70 mV to +20 mV through a sodium ion influx.
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During fertilization, the electrical polyspermy block prevents additional sperm entry by rapidly depolarizing the egg from about −70 mV to +20 mV through a sodium ion influx.
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