Between WMI/Eer and WLI/Eer strains there are 638 genes in amygdala and 463 genes in hippocampus that are differentially expressed; whereas only Kcnj14 and Mprl9 in amygdala and Chi3l1, Col1a1, Mmp14 and RGD1305680 in the hippocampus show differential expression both in chronic stress response and endogenous depression