🧠 Major news: Human brain organoids have been transplanted into mice and integrated with their nervous systems, opening new possibilities for studying brain disorders and testing treatments. www.nature.com/articles/d41...

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🧠 Pain is not only a sensory signal. In mice, aversive states activated an mPFC–PBN pathway and increased mechanical and thermal hypersensitivity. Inhibiting it reduced both effects, revealing a cortical–brainstem link between emotion and pain. doi.org/10.1038/s420...

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