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Flinders University scientists argue gut nervous system may predate brain

Researchers suggest the body's first brain may have been in the gut, with the organ we know as the brain emerging later to serve it.

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What happened

Scientists at Flinders University are challenging a long-held view of biology by arguing that the gut's nervous system may be the body's original brain. A separate new study claims the brain is two nervous systems joined together.

Why it matters

The claims may reshape understanding of brain evolution and open new avenues for studying neurological diseases.

Coverage

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