Cloning could be used to save species—or make human “organ sacks”

Source: mitTechReview August 14, 2026 · 02:00
This week I spoke to scientists who have found a way to turn male mouse embryos female. They’ve developed a CRISPR-based approach to essentially cut out the Y chromosome. It allowed them to create female clones of male mice. That’s right: female animals that are genetically identical to males, except for the missing Y chromosome.…

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