| Name: | zona radiata |
|---|---|
| Synonyms: | vitelline envelope |
| Definition: | Acellular anatomic structure that is a layer that separates the developing oocyte and the granulosa cell layer. |
| Ontology: | Anatomy Ontology [ZFA:0001111] |
| Name: | cytoophidium |
|---|---|
| Synonyms: | |
| Definition: | A filamentous, membrane-less subcellular structure composed primarily of polymerized metabolic enzymes, most notably cytidine triphosphate synthase (CTPS). Cytoophidia are evolutionarily conserved structures found across archaea, bacteria, and eukaryotes. |
| Ontology: | GO: Cellular Component [GO:0097268] QuickGO AmiGO |