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Notochord MeSH Descriptor Data 2022


MeSH Heading
Notochord
Tree Number(s)
A16.660
Unique ID
D009672
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D009672
Scope Note
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.
Entry Term(s)
Chordamesoderm
Previous Indexing
Chick Embryo (1966-1978)
Embryo (1966-1978)
Public MeSH Note
91; was see under EMBRYO 1979-90
History Note
91(79); was see under EMBRYO 1979-90
Date Established
1991/01/01
Date of Entry
1977/12/05
Revision Date
2007/07/09
Notochord Preferred
Chordamesoderm Related
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