thickened trophoblast of the blastocyst in rodents that becomes the fetal portion of the placenta [ MP:0001717 http://www.ncbi.nlm.nih.gov/pubmed/19829370 ]
Term information
pheno_slim
thickened trophoblast of the blastocyst in rodents that becomes the fetal portion of the placenta
derivative of the early postimplantation trophoblast, which probably gives rise to the spongiotrophoblast.