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Duke Researchers Boost Mouse Brain Size by 6.5%

5/24/2025

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Summary

Story summary

Duke University researchers have made a groundbreaking discovery, boosting a mouse's brain size by 6.5% with a human DNA segment known as HARE5. This remarkable study offers insights into human brain evolution, highlighting how minor genetic tweaks can lead to major developmental changes. Future investigations will explore the link between larger brains and intelligence.

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Story summary

Duke University researchers have made a groundbreaking discovery, boosting a mouse's brain size by 6.5% with a human DNA segment known as HARE5. This remarkable study offers insights into human brain evolution, highlighting how minor genetic tweaks can lead to major developmental changes. Future investigations will explore the link between larger brains and intelligence.