showed a trendp = 0.086
mPFC BDNF expression following extinction was also dependent on age (F (2,39) = 7.507, p = 0.002) and showed a trend towards an effect of genotype (F (1,39) = 3.107, p = 0.086), without displaying a genotype × age interaction (F (2,39) = 1.185, p = 0.316).