An official website of the United States government
Here's how you know
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.
PRir in the VMN of P7 and P14 is sexually dimorphic. A, The relative amount of PRir in males (black bars) and females (white bars). PRir in representative sections of P7 male (B) and female (C). *, Significantly different from the opposite sex of the same age. Bar, 100 μm.