JSON

trophectoderm

^ http://purl.obolibrary.org/obo/UBERON_0004345


Outermost layer of cells in the blastodermic vesicle, which will develop into the trophoblast layer and then contact the endometrium and take part in establishing the embryo's means of nutrition. [ MP:0005028 ]

Term info

database cross reference
  • BTO:0001840
  • EHDAA:56
  • VHOG:0000979
  • EMAPA:16046
  • EHDAA2:0002091
Subsets

pheno_slim, early_development

UBPROP 0000001

The outer cellular layer of the mammalian blastocyst. [Evolution, Fourth_Edition_(2006)_McGraw-Hill, Function, Vertebrates:_Comparative_Anatomy, p.750, see_Kardong_KV][VHOG]

UBPROP 0000003

(...) the trophoblast develops rapidly so that contact may be made with the maternal uterine tissues when conditions are appropriate. We have here an excellent example of an embryonic adaptation, the development of a structure never present in either adult or embryo of 'lower' vertebrates.[well established][VHOG]

UBPROP 0000007

trophectodermal

UBPROP 0000012

BTO has this has part of the trophoblast

editor note

distinction between trophectoderm and trophoblast unclear/inconsistent in many sources

id

UBERON:0004345