Story perspectives

Breakthrough in Human Egg Creation Sparks Ethical Debate

10/15/2025

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Summary

Story summary

On September 30, 2025, researchers at Oregon Health & Science University fertilized human eggs from volunteer skin DNA.
Led by Shoukhrat Mitalipov, Oregon Health & Science University used somatic cell nuclear transfer to reprogram DNA to function like eggs.
Most embryos stalled due to chromosomal issues, but the work suggests in vitro gametogenesis (IVG) could help women with non-viable eggs.
Ethical discussions continue, with bioethics expert David Prentice weighing in.

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Story summary

On September 30, 2025, researchers at Oregon Health & Science University fertilized human eggs from volunteer skin DNA.
Led by Shoukhrat Mitalipov, Oregon Health & Science University used somatic cell nuclear transfer to reprogram DNA to function like eggs.
Most embryos stalled due to chromosomal issues, but the work suggests in vitro gametogenesis (IVG) could help women with non-viable eggs.
Ethical discussions continue, with bioethics expert David Prentice weighing in.