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"path": "/scientists-debunk-100-year-old-belief-about-brain-cells-rewriting-textbooks/",
"publishedAt": "2026-05-02T21:53:46.000Z",
"site": "https://scitechdaily.com",
"tags": [
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"Brain",
"Cell Biology",
"Johns Hopkins Medicine",
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"textContent": "New evidence suggests axons may not be uniform tubes but dynamic, pearl-like structures. Johns Hopkins Medicine researchers say one of biology’s most familiar textbook images may be wrong, challenging a view of neuron structure that has persisted for more than a century. Axons, the long extensions neurons use to send signals, may not be smooth, [...]",
"title": "Scientists Debunk 100-Year-Old Belief About Brain Cells, Rewriting Textbooks"
}