Skip to main content
. Author manuscript; available in PMC: 2013 Mar 6.
Published in final edited form as: Depress Anxiety. 2011 Mar;28(3):186–193. doi: 10.1002/da.20803

Figure 2. Isoproterenol enhances reconsolidation of cue conditioned fear.

Figure 2

(A) Post-reactivation isoproterenol infusions into the lateral nucleus of the amygdala (LA) enhance fear memory and impair extinction processes forty-eight hours later. The behavioral procedure (top) and freezing to the CS (bottom) during extinction test. (B) Post-reactivation isoproterenol infusions two millimeters dorsal to the LA have no effect on fear memory. The behavioral procedure (top) and freezing to the CS (bottom) during extinction test. (C) Post-reactivation isoproterenol infusions into the lateral nucleus of the amygdala (LA) have no effect on memory three hours later. The behavioral procedure (top) and freezing to the CS (bottom) during extinction test. (ISO: isoproterenol; SAL: saline; ** indicates different from all other groups Tukey’s HSD p < .01)