New discovery reveals how the egg controls sperm entry

PHYSorg
Mar 14, 2024, 11:00 am84 pts
After the egg has been fertilized by a sperm, the surrounding egg coat tightens, mechanically preventing the entry of additional sperm and the ensuing death of the embryo. This is according to a new study led by researchers at Karolinska Institutet and published in the journal Cell. The work also explains how…

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