Sympathetic nervous system

Recent articles

Research image of a lamprey.

New look at lampreys rewrites textbooks on origins of sympathetic nervous system

Sympathetic neurons pepper the embryos of the jawless fish—Earth’s first vertebrates—and overturn the idea that “fight or flight” was an innovation of jawed vertebrates.

By Shaena Montanari
17 April 2024 | 4 min read

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Mouse muscle cells.

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Textbook model of hippocampus’s role in memory may need updating

The CA3 region, long thought to have just one circuit, has two, sporting different wiring and functions, a new preprint suggests.

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