| Term Name: | flexural organ | 
|---|---|
| Synonyms: | |
| Definition: | Is a portion of tissue that is the most anterior portion of the notochord. The flexural organ secretes Reissner's fiber-related proteins, including F-spondin. | 
| Appears at: | Unknown | 
| Evident until: | Adult (90d-730d, breeding adult) | 
| Ontology: | Anatomy Ontology [ZFA:0007071] | 
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