Because expression of other BH3-genes, such as BAX and BCL-2, has been observed to be regulated by several different antidepressants and mood stabilizers [60] commonly prescribed to both patients with schizophrenia and bipolar disorder, we explored but did not find support for antidepressant medications playing a role in the decreased expression of BID in our patient groups. Here, BCL2 is linked to bipolar disorder.