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Dual Origins: Stanford Researchers Discover the Brain Is Built from Two Distinct Evolutionary Systems
For decades, the central dogma of developmental neurobiology has held that the human brain is a monolithic entity—a single, unified organ arising from a common pool of progenitor cells. Under this established model, the forebrain, midbrain, and hindbrain were thought to trace their lineage back to the same developmental starting point, evolving in tandem as…