Human cortex transplanted into mice
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Researchers transplanted lab-grown human brain organoids into mice, producing animals whose cortex was largely human-derived to model neurological disease, a step that raised ethical concerns.
Reposted by Nicholas A. Christakis
4/6 The Stanford team have been thorough and proactive in addressing ethical concerns that comes from this frontier work. But their pioneering work nonetheless raises many open questions: are the xenocortical mice conscious? Do they have any human-like properties of consciousness or cognition?
September 16, 2026 at 5:29 PM
4/6 The Stanford team have been thorough and proactive in addressing ethical concerns that comes from this frontier work. But their pioneering work nonetheless raises many open questions: are the xenocortical mice conscious? Do they have any human-like properties of consciousness or cognition?