Ancient retroviruses played a key role in the evolution of vertebrate brains

ScienceDaily
Feb 15, 2024, 11:35 am76 pts
Researchers report that ancient viruses may be to thank for myelin -- and, by extension, our large, complex brains. The team found that a retrovirus-derived genetic element or 'retrotransposon' is essential for myelin production in mammals, amphibians, and fish. The gene sequence, which they dubbed…

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