Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Schematic representations of the rat hemochorial placentation site during gestation. (A) Relationship of natural killer (NK) cells and invasive trophoblast cells in transformation of the uterus, including the uterine vasculature. (B) Structural compartments and cellular constituents of the mature rat placentation site.
