McGill researchers have identified a small region in the genome that conclusively plays a role in the development of psychiatric disease and obesity. The key lies in the genomic deletion of brain-derived neurotrophic factor, or BDNF, a nervous system growth factor that plays a critical role in brain development.
URL: http://www.news-medical.net/news/20121009/BDNF-deletion-plays-a-critical-role-in-psychiatric-disease-and-obesity.aspx
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