In a milestone, researchers have grown human eggs from their earliest stages to maturity in a laboratory for the very first time. The achievement offers a future for women at risk of infertility, either through illness or medical treatment, to be able to store immature eggs for later fertilization.

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In a milestone, researchers have grown human eggs from their earliest stages to maturity in a laboratory for the very first time. The achievement offers a future for women at risk of infertility, either through illness or medical treatment, to be able to store immature eggs for later fertilization.