What causes us to sleep? The answer may lie not only in our brains, but in their complex interplay with the micro-organisms spawned in our intestines.
New research from Washington State University suggests a new paradigm in understanding sleep, demonstrating that a substance in the mesh-like walls of bacteria, known as peptidoglycan, is naturally present in the brains of mice and closely aligned with the sleep cycle.
Those findings serve to update a broader hypothesis that has been in…
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News Source: www.sciencedaily.com
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