Xenopus Anatomy Ontology: Summary for tail bud

Summary

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XB-ANAT-106

Name: tail bud

XAO Id: XAO:0000107

Synonyms: tailbud

Stage Range: NF stage 25 to undefined

Definition: Rapidly proliferating mass of cells at the caudal extremity of the embryo. Its formation is reflected in a caudal carving of the posterior portion of the archenteric canal at NF stage 22. With its further outgrowth, the postanal gut primordium becomes stretched. Its lumen is in broad communication with the hindgut at NF stage 25.

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References: NCBO BioPortal, Ontology Lookup Service