Evolution: Oh, my Cambrian nerves.

Curr Biol

Museum of Comparative Zoology and Department of Organismic and Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA. Electronic address:

Published: October 2021

AI Article Synopsis

  • A recent study indicates that developmental gene expression hints at a hidden division in the front part of the brain of euarthropods.* -
  • Researchers analyzed exceptionally well-preserved fossils from China that are around 500 million years old.* -
  • The findings support the idea that the anterior brain evolved in two parts among Cambrian-era species.*

Article Abstract

Developmental gene expression suggests a cryptic subdivision of the anterior brain in euarthropods. A new study illustrates delicate details of the nervous system from exceptionally preserved 500-million-year-old Chinese fossils, supporting the bipartite origin of the anterior brain among Cambrian representatives.

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Source
http://dx.doi.org/10.1016/j.cub.2021.08.065DOI Listing

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