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post-anal tail bud

^ http://purl.obolibrary.org/obo/UBERON_0002533

The rapidly proliferating mass of cells at the caudal extremity of the embryo; remnant of the primitive node. [ BTO:0001445 ]

Synonyms: tailbud, tail bud

Term info

database cross reference
  • TAO:0000077
  • MIAA:0000070
  • AAO:0011104
  • XAO:0000107
  • EHDAA2:0001976
  • EFO:0002748
  • EMAPA:16580
  • VHOG:0000201
  • EHDAA:1595
  • BTO:0001445
  • ZFA:0000077
  • MAT:0000070
Subsets

uberon_slim, efo_slim, pheno_slim, vertebrate_core

UBPROP 0000001

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.[AAO]

UBPROP 0000003

(...) at some stage of its development, every chordate exhibits five uniquely derived characters or synapomorphies of the group: (...) (5) a larva or embryo with a postanal tail.[well established][VHOG]

editor note

See notes from https://github.com/obophenotype/uberon/wiki/The-neural-crest

has related synonym

end bud, tail bud mesenchyme

id

UBERON:0002533