Intermediate trophoblast

Intermediate trophoblast is a distinct subtype of trophoblastic tissue that arises from the cytotrophoblast.

[1] It is sub-categorized by location:[1] The function of the implantation site intermediate trophoblast is to anchor the placenta to the maternal tissue.

Intermediate trophoblasts are thought to be the cell of origin for:[1]

Micrograph showing intermediate trophoblasts. H&E stain .
Implantation site intermediate trophoblast. Low molecular weight cytokeratin stain.