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.
Each symbol (triangles, squares, circles, diamonds, and hatch marks) represent one mouse. The average ± SD is shown for each treatment group.
