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.
Mean startle potentiation to the fear-conditioned stimuli (CS1 and CS2), the control stimulus (CS3), and noise alone (NA) trials during acquisition, memory reactivation, extinction, test, and generalization for the (a) yohimbine HCl–propranolol HCl and (b) placebo pill–propranolol HCl condition (ie, Experiment I), and the (c) propranolol HCl after reactivation group (ie, Experiment II). Error bars represent SEM.
