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AI Uncovers 1,300 New Brain Regions, Revolutionizes Mapping

11/6/2025

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Summary

Story summary

Researchers at the University of California, San Francisco, and the Allen Institute for Brain Science developed an AI model called Cell Transformer, inspired by ChatGPT architecture.
Cell Transformer identified about 1,300 previously unknown brain regions, expanding the brain map beyond the traditional 52 regions.
It processed millions of mouse-brain scan data points and produced a high-resolution map with more than twenty-five times the detail of existing atlases.

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Story summary

Researchers at the University of California, San Francisco, and the Allen Institute for Brain Science developed an AI model called Cell Transformer, inspired by ChatGPT architecture.
Cell Transformer identified about 1,300 previously unknown brain regions, expanding the brain map beyond the traditional 52 regions.
It processed millions of mouse-brain scan data points and produced a high-resolution map with more than twenty-five times the detail of existing atlases.