| Term: | shield epiblast |
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| Note: | This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name. |
| Name: | shield |
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| Synonyms: | dorsal organizer, organizer, Spemann Mangold organizer, Spemann's organizer |
| Definition: | Embryonic structure that is a local accumulation of cells along the germ ring. The shield marks the dorsal side of the embryo. |
| Ontology: | Anatomy Ontology [ZFA:0000071] |
| Name: | epiblast |
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| Synonyms: | |
| Definition: | The outer of the two layers of the blastoderm that form during gastrulation, corresponding to primitive ectoderm during gastrulation and to the definitive ectoderm after gastrulation. |
| Ontology: | Anatomy Ontology [ZFA:0000018] |