Cell Ontology

Last uploaded: June 8, 2026
Id http://purl.obolibrary.org/obo/UBERON_0000923
http://purl.obolibrary.org/obo/UBERON_0000923
Preferred Name

germ layer
Definitions
Classically the germ layers are ectoderm, mesoderm and endoderm. Alternatively: primary = ectoderm, endoderm; secondary=mesoderm; tertiary=dorsal mesoderm, NC[https://github.com/obophenotype/uberon/wiki/The-neural-crest] A layer of cells produced during the process of gastrulation during the early development of the animal embryo, which is distinct from other such layers of cells, as an early step of cell differentiation. The three types of germ layers are the endoderm, ectoderm, and mesoderm.
Synonyms
germinal layer
embryonic tissue
embryonic germ layer
embryonic germ layers
primary germ layer
Type http://www.w3.org/2002/07/owl#Class

All Properties

definition

A layer of cells produced during the process of gastrulation during the early development of the animal embryo, which is distinct from other such layers of cells, as an early step of cell differentiation. The three types of germ layers are the endoderm, ectoderm, and mesoderm.
label
germ layer
prefLabel
germ layer
comment
Classically the germ layers are ectoderm, mesoderm and endoderm. Alternatively: primary = ectoderm, endoderm; secondary=mesoderm; tertiary=dorsal mesoderm, NC[https://github.com/obophenotype/uberon/wiki/The-neural-crest]
has_exact_synonym
germinal layer
has_related_synonym
embryonic germ layer
embryonic germ layers
has_broad_synonym
embryonic tissue
in_subset
has narrow synonym
primary germ layer
notation
UBERON:0000923
type
in taxon
subClassOf
database_cross_reference
ZFA:0001122
NCIT:C54105
TAO:0001122
XAO:0003011
UMLS:C0920502
FBbt:00000110
AAO:0000480
EMAPA:36033
MESH:D005855
BTO:0000556
Wikipedia:Germ_layer
UMLS:C1708239
NCIT:C12950
BILA:0000035
VHOG:0001223
FMA:69069
GAID:1303
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id
UBERON:0000923
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