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.
The immunohistochemical staining intensities of leukaemia-inhibitory factor (LIF) and Osteopontin (OPN) proteins in rat endometria during implantation period. Data are expressed as mean ± SE. (a), P < .01 compared with Normal control group; (b), P < .01 compared with Clomiphene citrate group.
