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.
Sleep disturbance in two and three-year old male rhesus monkeys treated with fluoxetine. (A) Sleep Fragmentation Index. (B) Number of active periods at night. The sleep fragmentation is the sum of active periods initiated at night and rest periods initiated during the day. Based on 48 h continuous actimeter monitoring period. N=16 control and fluoxetine groups. N=8 hi- and low-MAOA subgroups
