An ectodermal placode is a thickening of the ectoderm that is the primordium of many structures derived from the ectoderm[GO]. [ http://amigo.geneontology.org/amigo/term/GO:0060788 ]

This is just here as a test because I lose it

Term information

definition
  • An ectodermal placode is a thickening of the ectoderm that is the primordium of many structures derived from the ectoderm[GO].
editor note
  • consder adding placodal ectoderm as a distinct class? Also place placodal ectoderm as develops_from ectoderm; need to check taxon-appropriateness
external ontology notes
  • in GO, covers optic, otic, olfactory, mammary, hair, tooth, sebaceous - and also insect structures
has related synonym
  • epithelial placode
id
  • UBERON:0005085
taxon notes
  • With the exception of the adenohypophysis, homologues of the nonneurogenic placodes (e.g. placodes giving rise to the teeth, hair follicles and lens), appear to be lacking in invertebrate chordates.