| Name: | DEL |
|---|---|
| Synonyms: | deep cell layer, DEL cells |
| Definition: | A multilayer of deep cells of fairly uniform thickness that forms during early epiboly (at dome stage; upon conversion of the blastodisc to the blastoderm); during gastrulation the DEL (deep cell layer) gives rise to the epiblast and hypoblast. |
| Ontology: | Anatomy Ontology [ZFA:0000711] |
| Name: | position |
|---|---|
| Synonyms: | location, placement, relational spatial quality |
| Definition: | A spatial quality inhering in a bearer by virtue of the bearer's spatial location relative to other objects in the vicinity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000140] |