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Concept information

Embryonic Structures > Notochord

Preferred term

Notochord  

Type

  • mesh:Descriptor

Definition

  • A cartilaginous rod of mesodermal cells at the dorsal midline of all CHORDATE embryos. In lower vertebrates, notochord is the backbone of support. In the higher vertebrates, notochord is a transient structure, and segments of the vertebral column will develop around it. Notochord is also a source of midline signals that pattern surrounding tissues including the NEURAL TUBE development.

Broader concept

In other languages

  • French

  • Chorde dorsale
  • Notochorde

URI

http://data.loterre.fr/ark:/67375/JVR-TB93R4B3-K

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RDF/XML TURTLE JSON-LD Created 12/5/77, last modified 7/9/07