A donor cell is fused to the egg by pulses of electricity, which break down the donor cell's outer membrane and allow the egg to envelope its new nucleus.

通过电流脉冲击破施主细胞的外层膜将其熔入卵内，使卵把这一新的细胞核裹住。

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Both breast-fed and formula-fed babies who had been given n-3 fatty acid enriched egg yolks had 30-40% greater red cell membrane DHA levels than those fed normal egg yolks.

BBC: Egg boost for babies