The primitive streak is a structure that forms during the early stages of avian, reptilian and mammalian embryonic development[WP]. the midline ridge of the embryonic epiblast that later develops into mesoderm and endoderm[MP]. [ http://en.wikipedia.org/wiki/Primitive_streak MP:0002231 ]
Synonyms: primitive streak - blastopore - germ ring
Term information
- FMA:293110
- EHDAA:185
- NCIT:C28402
- Wikipedia:Primitive_streak
- EMAPA:16072
- SCTID:361438007
- VHOG:0001202
- EHDAA2:0001525
pheno_slim, early_development
Term relations
- embryonic tissue
- simple columnar epithelium
- has potential to develop into some mesoderm
- has potential to develop into some endoderm