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.
Plasma concentrations of 17 β-oestradiol and testosterone in female rats during pro-oestrous, oestrous and di-oestrous (n=8) and in male rats (n=7). *P<0.05 vs pro-oestrous, **P<0.01 vs pro-oestrous, ***P<0.001 vs pro-oestrous, ###P<0.001 vs males.
