GRIA1 and post-traumatic stress disorder: Together, these results showed that intra-BLA infusion of KN-93 (0.5 μg) or Rp-cAMPS (4.0 μg) 10 min before fear conditioning can block PTSD-like memory impairments induced by immediate post-training intra-BLA infusions of NE, which can also lead to phosphorylation changes in the Ser845 and Ser831 sites of GluR1.