Não menos que cerca de 15 zonas associadas à depressão: Agora há mais uma boa desculpa para se estar deprimido? Ah, são os meus genes...
http://time.com/4431292/depression-genome/
Citando:
"15 discrete regions on the human genome associated with the development of major depressive disorder (MDD). If depression is a breakdown in the operating system that is the human brain, the new study may have pinpointed the bad lines of code responsible."
Outras fontes:
https://www.theguardian.com/science/2016/aug/01/scientists-discover-17-genetic-variations-that-raise-risk-of-depression
@2016-08-02: Fontes adicionais